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Covalent Bond

Ionisation en...

Question

Ionisation energy increases across a period but decreases down a group.

A

True

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B

False

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Solution

The correct option is A True

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Similar questions

Assertion: The metallic character increases as we go down the group.

Reason: Increase in size decreases the ionisation energy.

Q. Fill in the blanks from the choices given below:
(i) Across a period, the ionisation potential __________ (increases, decreases, remains same).
(ii) Down the group, electron affinity _________ (increases, decreases, remains same).

Ionisation energy increases as we move down the group of a periodic table whereas it decreases as we move from left to right of the periodic table.

Q. Assertion :Ionisation energy decreases on moving down the group. Reason: Force of attraction between electrons and nucleus decreases on moving down the group.

Why metallic character decreases across a period and increases down a group?

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