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Which of the following is not the charac...

Which of the following is not the characteristic of Ba?

A

It emits electrons on exposure to light

B

It is a silvery white metal

C

It forms `Ba(NO_3)_2` which is used in preparation of green fire

D

Its ionization potential is lower than radium

Text Solution

Verified by Experts

The correct Answer is:
A
Alkaline earth metals have relatively high ionization energy hence they donot emit electrons on exposure to light.
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