Precautions
Uses of Lanthanum
- The chemical Lanthanum is found in modern television sets, the energy saving lamps, fluorescent tubes, etc.
- It is used in the field of optics as lenses and radiation absorbing glasses.
- It is known to increase the resistivity and malleability of steel.
- It is also used for catalysis in the field of petroleum refineries.
What is the most common use for lanthanum?
Lanthanum (La) is a chemical element of the periodic table, located in the period 6, and has the atomic number 57. It is the first element in the lanthanide series. It is a soft, silvery-white metal, whose name comes from the Greek word “lanthanein”, which means to lie hidden.
What does lanthanum look like?
Lanthanum is a silvery white metallic element that belongs to period 6 of the lanthanoids family, with phosphate binding property. Lanthanum, when administered in a salt form, dissociates in acid to release lanthanum ions, which then bind dietary phosphate.This agent inhibits the absorption of phosphate by forming highly insoluble lanthanum-phosphate complexes that reduce concentrations of ...
What family does lanthanum belong to?
The rare earth metals family is more formally known as the lanthanide series and that's because lanthanum kicks off that row of the table. Lanthanum is a relatively soft metal that when freshly cut looks has a medium gray luster similar to iron.
What does lanthanum metal look like?
What is lanthanum used for?
Lanthanum is used to reduce blood levels of phosphate in people with kidney disease. High levels of phosphate in the blood can cause bone problems. Lanthanum is in a clsas of medications called phosphate binders.
What are 5 uses of lanthanum?
The chemical Lanthanum is found in modern television sets, the energy saving lamps, fluorescent tubes, etc. It is used in the field of optics as lenses and radiation absorbing glasses. It is known to increase the resistivity and malleability of steel. It is also used for catalysis in the field of petroleum refineries.
What foods contain lanthanum?
Lanthanum can be found in a number of food items such as garden tomato, dill, broccoli, and almond, which makes lanthanum a potential biomarker for the consumption of these food products. Lanthanum is a chemical element with symbol La and atomic number 57.
Where is lanthanum found on earth?
Lanthanum mainly is obtained from lanthanum-rich monazite and bastnasite. Other lanthanum-bearing minerals include allanite and cerite. It is mined in the USA, China, Russia, Australia, and India.
Is lanthanum a metal or nonmetal?
lanthanum (La), chemical element, a rare-earth metal of Group 3 of the periodic table, that is the prototype of the lanthanide series of elements. Lanthanum is a ductile and malleable silvery white metal that is soft enough to be cut with a knife. It is the second most reactive of the rare-earth metals after europium.
Is lanthanum harmful to humans?
Lanthanum is traditionally counted among the rare earth elements. Like most other rare earth elements, the usual oxidation state is +3. Lanthanum has no biological role in humans but is essential to some bacteria. It is not particularly toxic to humans but does show some antimicrobial activity.
Is lanthanum hazardous?
Possibility of Hazardous Reactions: Flammable when exposed to heat, spark or flame. Reacts vigorously with acids releasing flammable hydrogen gas. May react with water under fire conditions liberating flammable hydrogen gas.
What is the origin of lanthanum?
Word origin: Lanthanum is named after the Greek word lanthanein, which means to escape notice. Discovery: Swedish chemist Carl Gustaf Mosander extracted lanthanum oxide, or lanthana, from an impure cerium nitrate in 1839. In 1923, a relatively pure form of lanthanum was isolated.
What is lanthanum worth?
Current prices of rare earthsCommoditySpecificationPrice in USDLanthanum metal99% min EXW China4863 – 5009Lanthanum metal99% min FOB China5.30 – 5.40Lanthanum oxides99.9% min EXW China1670 – 1742Lanthanum oxides99.9% min FOB China1810 – 191065 more rows
How is lanthanum extracted?
It is found mainly in the minerals monazite and bastnaesite. Commercially, it is recovered from monazite sand and bastnaesite using various complex extraction techniques. Pure lanthanum is obtained by the reduction of the fluoride with calcium metal.
Is lanthanum explosive?
Warning Statements: FLAMMABLE SOLID. REACTS WITH WATER AND DILUTE ACIDS TO PRODUCE FLAMMABLE, EXPLOSIVE HYDROGEN GAS. DUSTS IN HIGH CONCENTRATIONS MAY CAUSE SKIN, EYE AND RESPIRATORY TRACT IRRITATION.
How much lanthanum is mined in the world?
The main mining regions of the aforementioned ores are USA, Brazil, India, Sri Lanka and Australia, making up the world production of lanthanum at 12,500 mt/year. The reserves of this element are thought to be in the region of 6 million mt.
Is lanthanum soluble in water?
Lanthanum chloride is the inorganic compound with the formula LaCl3. It is a common salt of lanthanum which is mainly used in research. It is a white solid that is highly soluble in water and alcohols.
What properties does lanthanum have?
Lanthanum is a soft, malleable, ductile, silver-white metal. Lanthanum is naturally found in sediments.: it oxidizes rapidly in air and it reacts with water to form the hydroxide.
How many lanthanides are there?
15 elementsThe lanthanides (or lanthanons) are a group of 15 elements of atomic numbers from 57 through 71 in which scandium (atomic number 21) and yttrium (atomic number 39) are sometimes included.
Who discovered lanthanides?
The Swede Carl Gustaf Mosander was a prolific early researcher, credited with the discovery of lanthanum, erbium and terbium, but he did much more than that. During the 19th century, the discovery of individual lanthanide elements was handicapped by the similarity of neighbouring elements in their chemical properties.
Is lanthanum used in batteries?
Lanthanum is used in large quantities in nickel metal hydride (NiMH) rechargeable batteries for hybrid automobiles. The negative electrode (cathode) in NiMH batteries is a mixture of metal hydrides – typically a rare earth misch metal hydride containing praseodymium, neodymium, lanthanum and cerium.
Why is lanthanum used in batteries?
Lanthanum (La) is the most widely used REE in the manufacture of NiMH batteries due to its high hydrogen storage capacity, with concentrations ranging between 18 and 28 wt% depending on the anode chemistry (AB5 vs AB2 type).
Is lanthanum used in electric cars?
With regard to auto manufacturers specifically, hybrid and electric vehicles contain large batteries that are often made of “nickel-metal hydride.” The “metal” in that battery is mostly lanthanum, one of the rare earth elements.
What is lanthanum worth?
Current prices of rare earthsCommoditySpecificationPrice in USDLanthanum metal99% min EXW China4863 – 5009Lanthanum metal99% min FOB China5.30 – 5.40Lanthanum oxides99.9% min EXW China1670 – 1742Lanthanum oxides99.9% min FOB China1810 – 191065 more rows
What is lanthanum used for?
However, its alloys have a variety of uses. A lanthanum-nickel alloy is used to store hydrogen gas for use in hydrogen-powered vehicles. Lanthanum is also found in the anode of nickel metal hydride batteries used in hybrid cars.
Where is lanthanum found?
Lanthanum is found in ‘rare earth’ minerals , principally monazite (25% lanthanum) and bastnaesite (38% lanthanum). Ion-exchange and solvent extraction techniques are used to isolate the ‘rare earth’ elements from the minerals. Lanthanum metal is usually obtained by reducing the anhydrous fluoride with calcium.
Why is lanthanum added to glass?
Image explanation. The image is of a camera lens. Lanthanum is added to glass used in some camera lenses to improve the clarity of the images it can produce. The flames in the background reflect the ease with which the element burns when ignited.
When was lanthanum discovered?
Lanthanum was discovered in January 1839 by Carl Gustav Mosander at the Karolinska Institute, Stockholm. He extracted it from cerium which had been discovered in 1803. Mosander noticed that while most of his sample of cerium oxide was insoluble, some was soluble and he deduced that this was the oxide of a new element.
Where did Axel Erdmann find lanthanum?
That same year, Axel Erdmann, a student also at the Karolinska Institute, discovered lanthanum in a new mineral from Låven island located in a Norwegian fjord.
What is the vertical column in the periodic table?
A vertical column in the periodic table. Members of a group typically have similar properties and electron configurations in their outer shell. A horizontal row in the periodic table. The atomic number of each element increases by one, reading from left to right.
Is lanthanum a bit part?
When it comes to using lanthanum, it best resembles a successful movie bit part player. Someone who never gets the lead role, but appears in film after film, solidly portraying different characters. Not a particularly expensive material to produce, lanthanum's many roles remain of a supporting kind, playing an essential part but avoiding the limelight.
Where does lanthanum come from?
Its name is derived from the Greek lanthanein, meaning “to be concealed,” indicating that it is difficult to isolate. Lanthanum occurs in the rare-earth minerals monazite and bastnasite. It is as abundant as cobalt in Earth ’s upper continental crust.
What is the pressure of lanthanum?
Lanthanum becomes superconducting at atmospheric pressure below 6.0 K (−267.2 °C, or −448.9 °F) in the face-centred cubic β-phase or 5.1 K (−268.1 °C, or −450.5 °F) in the double close-packed hexagonal α-phase. Britannica Quiz. Periodic Table of the Elements.
How is lanthanum nitrate concentrated?
Lanthanum is concentrated commercially by crystallization of ammonium lanthanum nitrate. Ion-exchange and solvent extraction methods are used when high purity is desired. The metal is prepared by electrolysis of fused anhydrous halides or by metallothermic reduction of its halides by alkali or alkaline-earth metals (e.g., ...
How many isotopes of lanthanum are there?
Two isotopes occur in nature: stable lanthanum-139 (99.9119 percent) and very long-lived radioactive lanthanum-138 (0.0888 percent). A total of 38 radioactive isotopes of lanthanum (excluding nuclear isomers) have been characterized, ranging in mass from 117 to 155 and in half-life from 23.5 milliseconds (lanthanum-117) to 1.02 × 10 11 years (lanthanum-138). The isotope lanthanum-140 has been detected as a fission product in snow after nuclear test explosions.
What is lanthanum oxide?
Highly purified lanthanum oxide is an ingredient in the manufacture of low-dispersion, high-refraction glasses for lens components. Lanthanum is often used as LaNi 5 -based hydrogen -storage alloys and nickel –metal hydride rechargeable batteries in hybrid automobiles.
Which ions are the most alkaline in lanthanum?
The ionic radius is the largest of the rare-earth R 3+ ions, and, as a consequence, the white oxide La 2 O 3 is the most alkaline rare-earth oxide.
Is lanthanum an allotropic substance?
Lanthanum exists in three allotropic (structural) forms. The α-phase is double close-packed hexagonal with a = 3.7740 Å and c = 12.171 Å at room temperature. The β-phase is face-centred cubic with a = 5.303 Å at 325 °C (617 °F). The γ-phase is body-centred cubic with a = 4.26 Å at 887 °C (1,629 °F).
What is lanthanum used for?
Expand Section. Lanthanum is used to reduce blood levels of phosphate in people with kidney disease. High levels of phosphate in the blood can cause bone problems. Lanthanum is in a clsas of medications called phosphate binders.
What to tell your doctor about lanthanum?
tell your doctor and pharmacist what prescription and nonprescription medications, vitamins, nutritional supplements, and herbal products you are taking or plan to take. Your doctor may tell you to take your medications at certain times before or after you take lanthanum, change the doses of your medications, or monitor you more carefully for side effects. Be sure to mention any of the following: calcium channel blockers such as amlodipine (Norvasc), diltiazem (Cardizem, Cartia, Diltzac, others), felodipine, isradipine, nicardipine (Cardene), nifedipine (Adalat, Afeditab, Procardia), nimodipine (Nymalize), nisoldipine (Sular), or verapamil (Calan, Covera, Verelan, in Tarka). If you are taking an angiotensin-converting enzyme (ACE) inhibitor such as benazepril (Lotensin, in Lotrel), captopril, enalapril (Epaned, Vasotec), fosinopril, lisinopril (Qbrelis, Prinivil, in Zestoretic), moexipril, or perindopril (Aceon, in Prestalia); ampicillin; a tetracycline antibiotic such as demeclocycline, doxycycline (Doryx, Monodox, Oracea, others), minocycline (Dynacin, Minocin), or tetracycline (Achromycin V, in Pylera); a cholesterol-lowering medication (statins) such as atorvastatin (Lipitor) or rosuvastatin (Crestor); a medication for the treatment of malaria; or a thyroid medication such as levothyroxine (Levo-T, Synthroid, Tirosint, others), you should take it at least 2 hours before or 2 hours after you have taken lanthanum. Take fluoroquinolone antibiotics such as ciprofloxacin (Cipro), gemifloxacin (Factive), levofloxacin (Levaquin), or moxifloxacin (Avelox, Moxeza) at least 1 hour before or 4 hours after taking lanthanum. Many other medications may interact with lanthanum, so be sure to tell your doctor and pharmacist about all the medications you are taking, even if they do not appear on this list.
What to do if you are allergic to lanthanum?
tell your doctor and pharmacist if you are allergic to lanthanum, any other medications, or any of the ingredients in lanthanum chewable tablets or oral powder. Ask your pharmacist for a list of the ingredients.
Can you take lanthanum if you have ileus?
Your doctor will probably tell you not to take lanthanum .
Can lanthanum cause constipation?
If you experience any of these symptoms, call your doctor immediately: severe abdominal pain or cramping. bloating. pain and swelling of the abdomen. inability to pass gas or have a bowel movement. Lanthanum may cause other side effects.
Where is lanthanum found?
Other lanthanum-bearing minerals include allanite and cerite. It is mined in the USA, China, Russia, Australia, and India. Return to Periodic Table.
What is lanthanum metal?
Named from the Greek word meaning “to lie hidden,” lanthanum is a very soft, silvery-white metal–soft enough to cut with a knife. It is very reactive, tarnishing quickly in air and reacting with water to form hydrogen gas. It also reacts with most acids and bases. Lanthanum is the first of the lanthanide metals, often called the rare earths, ...
What is lanthanum found in?
As a rare-earth metal, lanthanum is found in rare-earth minerals such as cerite, monazite, allanite and bastnasite. In monazite and bastnasite, lanthanum can be found in percentages up to 25 percent and 38 percent respectively.
What are the properties of lanthanum?
Properties of lanthanum. Lanthanum is silvery white, malleable, ductile and so soft you can slice it with a knife. It is one of the most reactive rare-earth metals, which are also called lanthanides. The element reacts with elemental carbon, nitrogen, boron, selenium, silicon, phosphorus, sulfur, and also with halogens.
Where did lanthanum come from?
Word origin: Lanthanum is named after the Greek word lanthanein, which means to escape notice. Discovery: Swedish chemist Carl Gustaf Mosander extracted lanthanum oxide, or lanthana, from an impure cerium nitrate in 1839. In 1923, a relatively pure form of lanthanum was isolated. Pure lanthanum is silvery white.
How many stable isotopes does lanthanum have?
RECOMMENDED VIDEOS FOR YOU... It can oxidize rapidly in air, and is attacked by both cold as well as hot water. Natural lanthanum has two stable isotopes, 138 La and 139 La, as well as 23 other radioactive isotopes.
What is the symbol of lanthanum?
The name lanthanum was given to the newly discovered metal, which was derived from the Greek word lanthanein, that means hidden. The symbol of lanthanum is La.
What are the physical characteristics of lanthanum?
Physical Characteristics. Lanthanum is a whitish silver metal. It is malleable and soft and can be cut with a knife. It is the first member of the lanthanide series of the periodic table, that is comprised of fifteen similar elements. Lanthanum is also the first member of the transition metals of the 6 th period.
What is lanthanum oxide?
Lanthanum is a chemically reactive metal and is the most reactive element in the lanthanide series. It readily oxides when exposed to air to form an oxide and is slowly tarnished to lose its silvery appearance. It rapidly burns to from lanthanum oxide in air. Lanthanum reacts with sulfur, selenium, boron, phosphorus, nitrogen and sometimes silicon. It reacts with halogens to form trihalides. It also reacts with water to form lanthanum hydroxide. Lanthanum also dissolves in dilute sulfuric acid. The most common and stable oxidation state of lanthanum in compounds is +3.
How many radioactive isotopes are there in lanthanum?
Naturally occurring lanthanum have two isotopes, one stable isotope, lanthanum-139, and one radioactive isotope that has a very long half-life, lanthanum-138. Lanthanum-139 the most abundant of the lanthanum isotopes. There are 38 known radioisotopes that have been discovered. Lanthanium-138 is very rare and is believed to belong to the primordial period as it has a half-life of 1.02x 10 11 years. Two other isotopes, lanthanum-140 and lanthanum-137 have half-lives of 1.6781 days and 60,000 years, respectively. Most of the other radioisotopes of these elements do not have half-lives of more than a minute.
Why is lanthanum used in a generator?
Lanthanum is useful for power generators and is widely used to make batteries and fuel cells .
What is the oxidation state of lanthanum?
It also reacts with water to form lanthanum hydroxide. Lanthanum also dissolves in dilute sulfuric acid. The most common and stable oxidation state of lanthanum in compounds is +3.
When was lanthanum discovered?
Lanthanum was discovered in 1838. It is the most reactive member of the lanthanide series and have various industrial applications.
What is lanthanum phosphate?
Lanthanum (Fosrenol) is a phosphate binder. It binds to the phosphates in your food before they can be absorbed, which lowers phosphorus levels to help protect your kidneys and bones.
What is the best way to take lanthanum?
Take lanthanum (Fosrenol) with or right after meals so it can bind to the phosphorus in your food.
What are the side effects of lanthanum (Fosrenol)?
With any medication, there are risks and benefits. Even if the medication is working, you may experience some unwanted side effects.
How much does lanthanum (Fosrenol) cost?
Lanthanum (Fosrenol) is available as a generic medication and may be significantly cheaper compared to the brand version. Unless there is a specific reason you need the brand, the generic medication will be a better value. For even more savings, use a GoodRx coupon and pay just a fraction of the retail price.
When to have a blood test for lanthanum?
You can expect to have blood tests done more often when you first start lanthanum (Fosrenol) or when your dose changes. This will help your provider adjust your dose based on your phosphorus level.
Does lanthanum interact with magnesium?
Lanthanum (Fosrenol) interacts with products that contain aluminum, magnesium, or calcium. Talk to your provider or pharmacist about how to space the timing of your medications throughout the day, including over-the-counter products and supplements.
Does lanthanum lower calcium?
Lanthanum (Fos renol) works well to lower phosphorus levels in the blood without affecting calcium levels in people with advanced kidney disease, but it can be expensive and you need to take it with meals.
What is lanthanum carbonate?
Lanthanum carbonate is used to lower phosphate levels in patients with end stage kidney disease. High levels of phosphate can make it hard for your body to absorb calcium, which can cause serious medical problems.
What is the name of the cancer that is caused by lanthanum carbonate?
stomach or intestinal cancer; or. peritonitis (inflammation of the membrane lining the organs inside your abdomen). If you need to have any type of x-ray of your stomach area, tell the doctor ahead of time that you are using lanthanum carbonate. Tell your doctor if you are pregnant or breastfeeding.
What should I avoid while taking lanthanum carbonate?
Avoid taking lanthanum carbonate at the same time you take your other medicines. Lanthanum carbonate can make it harder for your body to absorb other medicines you take by mouth.
How long after taking lanthanum carbonate can you take thyroid medication?
Thyroid medication: Take it at least 2 hours before or 2 hours after you take lanthanum carbonate.
Can lanthanum carbonate cause a hole in the throat?
Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat. This medicine may cause severe bowel obstruction or a perforation (a hole or tear) in your intestines. stomach pain.
Can you take lanthanum carbonate if you are allergic to it?
You should not use lanthanum carbonate if you are allergic to it, or if you have: a bowel obstruction or severe constipation. This medicine may cause severe bowel obstruction or a perforation (a hole or tear) in your intestines, especially if you have ever had stomach or intestinal problems. Tell your doctor if you have ever had:
Can you use lanthanum carbonate if you have a bowel obstruction?
You should not use lanthanum carbonate if you have a bowel obstruction or severe constipation.
Why is lanthanum used in medical?
Because of this, lanthanum has been used as a medical tracer to diagnose when people have problems processing calcium. Lanthanum is also found in alloys, which are mixtures of metals. Mischmetal, which is a mixture of cerium praseodymium, neodymium, and lanthanum, is used to create an alloy with iron to make the flint found in lighters.
When was lanthanum discovered?
Lanthanum was discovered by Carl Gustaf Mosander in 1839 when he was studying a sample of cerium. Lanthanum is a transition metal found in the lanthanide series of the periodic table. It is a rare earth metal that has 57 protons in its nucleus with the chemical symbol La. Lanthanum is soft and ductile.
How many protons does lanthanum have?
Lanthanum has an atomic number of 57, which means it has 57 protons in its nucleus. It's also the 57th element on the periodic table. The chemical symbol for lanthanum is La. Lanthanum is the 57th element.
What was the name of the metal that he isolated?
He was convinced there were other minerals in his sample. In 1839, he announced that he had isolated another metal, which he named lanthanum. The name lanthanum was based on the Greek word lanthanein. It means to ''lie hidden'' and is very fitting since lanthanum was hiding in the sample of cerium.
Is lanthanum dust toxic?
Lanthanum dust can be toxic if it gets in the lungs. It can result in a disease called pneumoconiosis, which has symptoms such as coughing and lung irritation. Lanthanum ions, which are just charged atoms of lanthanum, can block calcium channels in the body.
Can a knife cut lanthanum?
Did you know that some pure metals are soft enough that they can be cut with a knife? Lanthanum is one of those metals! Lanthanum has a silver color and is ductile, which just means that it can be stretched into wires.
Is lanthanum rare earth?
Lanthanum is classified as a transition metal. It is also considered to be a rare earth metal, which does not mean that is is hard to find. Lanthanum is actually three times more abundant in the earth's crust than lead! Rare earth metals are very hard to isolate, though.
