Chemistry
Give a phrase for : Amount of energy released when an atom in the gaseous state accepts an electron to form an anion.
Periodic Table
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Answer
Electron affinity is the amount of energy released when an atom in the gaseous state accepts an electron to form an anion.
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Related Questions
An element in period 3, whose electron affinity is zero:
- Neon
- Sulphur
- Sodium
- Argon
An element with the largest atomic radius among the following is:
- Carbon
- Nitrogen
- Lithium
- Beryllium
Arrange the following:
(i) N, Be, O, C (in increasing order of non-metallic character)
(ii) P. Si, F. Be (in decreasing order of valence electrons)
Give a reason for — Ionisation potential decreases down a group.