JEE Chemistry Online Test S Block Elements Set E

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Question 1

Question

Select the correct statements
(i) Cs+ is more highly hydrated that the other alkali metal ions
(ii) Among the alkali metals Li, Na, K and Rb, lithium has the highest melting point
(iii) Among the alkali metals only lithium forms a stable nitride by direct combination with nitrogen

Answer

(i) and (iii)

(ii) and (iii)

(i), (ii) and (iii)

(i) and (ii)