Question

$CaF _{2}$ has been given the name fluorspar. Solid $CaF _{2}$ emits light when heated.

• A. Both Assertion and Reason are true and Reason is the correct explanation of Assertion
• B. Both Assertion and Reason are true and Reason is not the correct explanation of Assertion
• C. Assertion is true but Reason is false
• D. Both Assertion and Reason are false

Answer 1

Answer: (A)

Both Assertion and Reason are true and Reason is the correct explanation of Assertion

Answer 2

Fluorspar name is given after fluorescence (meaning emitting light).