AP and TS EAMCET Medical Model Paper 10
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Question : 125 of 160
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Assertion (A): The first ionisation enthalpy of aluminium is less than that of magnesium.
Reason (R): 3p electron of aluminium is more effectively shielded from the nucleus by 3s electrons.
Reason (R): 3p electron of aluminium is more effectively shielded from the nucleus by 3s electrons.
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