Chemistry - Complete s-block Question with Solution | TestHub

ChemistryComplete s-blocks-block IAEasy2 minPYQ_2020
ChemistryEasysingle choice

Consider the following statements
1.Cs+ion is more highly hydrated than other alkali metal ions
2.Among the alkali metals Li, Na, K and Rb, Lithium (Li) has the highest melting point
3.Among the alkali metals, only lithium form a stable nitride by direct combination.
O these statements

Options:

Answer:
D
Solution:

Li+>Na+>K+>Rb+>Cs+(order of hydration)
As size of cation increases, solvation decreases.
Lidue to its small size can form nitrides as it can stabilize the electron cloud of nitride ion.

Stream:NTA_ABHYAS_NEETSubject:ChemistryTopic:Complete s-blockSubtopic:s-block IA
⏱ 2mℹ️ Source: PYQ_2020

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