iodine
Iodine is element 53. This topic is part of Chemistry within Science & Nature. This page currently draws on 10 supporting questions, with answers and bonus facts available below.
iodine trivia questions
What is the chemical symbol for iodine?
Answer: I
Bonus fact: Iodine is element 53.
Iodine is especially important for normal function of which gland?
Answer: Thyroid
Bonus fact: Thyroid hormones contain iodine.
Halogens occupy which group of the periodic table?
Answer: Group 17
Bonus fact: Fluorine, chlorine, bromine, iodine, and related elements are halogens.
Daguerreotype images were formed on a polished plate coated with what metal?
Answer: Silver
Bonus fact: A silver-coated copper plate was sensitized with iodine vapor.
Which periodic-table group contains the halogens?
Answer: Group 17
Bonus fact: Fluorine, chlorine, bromine, and iodine are halogens.
Which mineral is especially important for thyroid hormone production?
Answer: Iodine
Bonus fact: The thyroid incorporates iodine into T3 and T4.
What element is needed to make thyroid hormones?
Answer: Iodine
Bonus fact: Iodine deficiency can impair thyroid function.
Which thyroid hormone is commonly abbreviated T4?
Answer: Thyroxine
Bonus fact: T4 contains four iodine atoms.
Which element has atomic number 53?
Answer: Iodine
Bonus fact: Iodine has the chemical symbol I. Its atomic number is 53.
Which halogen forms a purple vapor when heated and sublimed?
Answer: Iodine
Bonus fact: The element’s name comes from a Greek word associated with the color purple.