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Question
The most electropositive amongst the alkaline earth metals is:
The most electropositive amongst the alkaline earth metals is:
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Solution
The correct option is D Ba
Moving down the group in alkaline earth metals the atomic size or the radii increases as the shells increases. So the effective nuclear charge decreases and the outer electron can be lost by the atom easily. Barium can loose electron easily and highly electropositive in character.
Moving down the group in alkaline earth metals the atomic size or the radii increases as the shells increases. So the effective nuclear charge decreases and the outer electron can be lost by the atom easily. Barium can loose electron easily and highly electropositive in character.
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