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The correct order of density of s-Block elements (a) Li< Na < Rb < K < Cs(b) Cs < Rb < K < Na < Li(c) Cs Rb Na < K < Li(d) Li < K < Na < Rb < Cs |
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Answer» (d) Li < K < Na < Rb < Cs On moving down in a group, density increase but the density of K is somewhat lesser than Na. Thus, the order of density is Li < K < Na < Rb < Cs |
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