JEE Advanced 2020 Full Test 2 Paper 1

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Question : 27 of 54

Marks: +1, -0

Select the incorrect statement(s):

Cs+ is more hydrated than the other alkali metal ions
Among the alkali metals Li, Na,K and Rb, lithium has the highest melting point
lonic mobility of Li ‌+ is maximum among alkali metal cations
lonisation potential of Li is lower than that of Na.

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