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InterviewSolution
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The first ionization energies of alkaline earth metal are higher than those of the alkali metals. This is because:A. there is increase in the nuclear charge of the alkaline earth metalsB. there is decrease in the nuclear charge of the alkaline earth metalsC. there is no change in the nuclear chargeD. none of the above |
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Answer» Correct Answer - A The first I.Es. Of alkaline earth metals are higher than corresponding alkali metals due to higher nuclear charge. Smaller size and fully filled `ns^2` configuration. |
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