Iodine is lustrous or not

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Alloy of sodium with mercury. Match the following columns. Generally, non-metals are not lustrous. Which of the following non-metals is lustrous? Name a non-metal which is lustrous and a metal which is non-lustrous.

Iodine is lustrous or not

Courses for Kids. Free study material. Offline Centres. Talk to our experts Iodine is a non-metal which has metallic luster. A True B False. Last updated date: 15th Mar Study Material. Important Questions. Chapter Pages. Revision Notes. Difference Between.

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Iodine is a chemical element ; it has symbol I and atomic number It is the least abundant of the stable halogens , being the sixty-first most abundant element. As the heaviest essential mineral nutrient , iodine is required for the synthesis of thyroid hormones. The dominant producers of iodine today are Chile and Japan. Due to its high atomic number and ease of attachment to organic compounds , it has also found favour as a non-toxic radiocontrast material. Because of the specificity of its uptake by the human body, radioactive isotopes of iodine can also be used to treat thyroid cancer. Iodine is also used as a catalyst in the industrial production of acetic acid and some polymers.

Iodine is an essential element needed for life. It is best known for the vital role it plays in thyroid hormone production in humans as well as in all vertebrates. Iodine deficiency can lead to serious health problems, including goiter enlarged thyroid gland , intellectual disability and cretinism. As a pure element, iodine is a lustrous purple-black nonmetal that is solid under standard conditions. It sublimes changes from a solid to a gaseous state while bypassing a liquid form easily and gives off a purple vapor.

Iodine is lustrous or not

Iodine is the heaviest of the stable halogens, it exists as a lustrous, purple-black metallic solid at standard conditions that sublimes readily to form a violet gas. Iodine is the least abundant of the stable halogens, being the sixty-first most abundant element. It is even less abundant than the so-called rare earths. It is the heaviest essential mineral nutrient. In mechanics of materials, the strength of a material is its ability to withstand an applied load without failure or plastic deformation.

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Sodium is metal. NHB Assistant Manager. The remaining waste was destroyed by adding sulphuric acid. RPF Constable. Assam Rifles. If it is true then 1, false then 0. Ed JEE. JSSC Clerk. BEL Senior Engineer. Nainital Bank PO. Chapter Pages. For example, while chlorine gas will halogenate carbon monoxide , nitric oxide , and sulfur dioxide to phosgene , nitrosyl chloride , and sulfuryl chloride respectively , iodine will not do so. Online Courses and Certifications Change.

Graphite is used in pencils and lubricants. It is a good conductor of heat and electricity….

Retrieved 25 October Some drawbacks of using organoiodine compounds as compared to organochlorine or organobromine compounds is the greater expense and toxicity of the iodine derivatives, since iodine is expensive and organoiodine compounds are stronger alkylating agents. SSC Havaldar. Scientific Reports. Find more answers Ask your question. Telangana High Court Examiner. Com Colleges in India. OMC Electrician. Nainital Bank. Bibcode : RuCRv.. WRD Maharashtra. CG Lab Attendant. RPSC Librarian.