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Question

Assertion (A): Fluorine occurs in nature in the combined state only
Reason(R): Fluorine is very reactive element.
  1. A and R are true, R is correct explanation of A
  2. A and R are true, R is not correct explanation of A
  3. A is true, but R is false
  4. A is false, but R is true

A
A and R are true, R is correct explanation of A
B
A and R are true, R is not correct explanation of A
C
A is false, but R is true
D
A is true, but R is false
Solution
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Fluorine is very reactive element.
Among halogens, fluorine is the most reactive element. Hence, fluorine occurs in nature in the combined state only. It is present as insoluble fluorides such as Fluorspar CaF2, Cryolite Na3AlF6 and Fluoropatite 3Ca(PO4)2CaF2

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