JEE · NEET Previous Year Question
Which among the following group 16 elements exists in more than two allotropic states?
Topic: JEE PYQ
Answer: C. Full step-by-step solution below.
- APolonium
- BTellurium
- CSelenium
- DOxygen
Correct answer: C
Solution
(c):Element
Allotropic forms
Polonium
-and -forms
Tellurium
Crystalline and amorphous
Oxygen
Dinuclear oxygen, and trinuclear oxygen,
(ozone)
Selenium
Red monoclinic, grey hexagonal metallic, amorphous
black
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