The element with least ionization energy in group 1 is Caesium.

True

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False

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Solution

The correct option is A
True

The element with least ionisation energy in group 1 is caesium because ionisation energy decreases from top to a bottom in a group (as atomic size decreases).

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Similar questions

The element with least ionization energy in group 1 is Caesium.

The element with the maximum ionization energy in the second group is _______.

k J m o l^{- 1}

k J m o l^{- 1}

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