Question
Chemistry Question on d -and f -Block Elements
Tailing of mercury occurs on passing ozone through it. Due to oxidation of mercury.
A
If both Assertion and Reason are true, and Reason is a correct explanation of the Assertion
B
If both Assertion and Reason are true, but Reason is not a correct explanation of the Assertion
C
If Assertion is true, but Reason is false
D
If both Assertion and Reason are false
Answer
If both Assertion and Reason are true, and Reason is a correct explanation of the Assertion
Explanation
Solution
When mercury is exposed to ozone it gets superficially oxidised and loses its meniscus and stitches to the glass.