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JEE CHEMISTRY MCQ: CHEMICAL BONDING & MOLECULAR STRUCTURE

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\mathrm{Na}^{+}

ion is larger than

\mathrm{Mg}^{2+}

ions and

\mathrm{S}^{2-}

ion is larger than

\mathrm{Cl}^{-}

ion, which of the following will be stable salt in water?

View answer and explanation

Correct option: C

Magnesium sulphide

Option C (Magnesium sulphide) is correct because MgS has the highest lattice energy due to higher charges and smaller sizes, making it the most stable salt in water (least soluble).

More Questions from CHEMICAL BONDING & MOLECULAR STRUCTURE

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The hybridization in sulphur dioxide is

\mathrm{C}{\mathrm{O}_2}

has the same geometry as:

\left( A \right)\mathrm{HgC}{\mathrm{l}_2},\left( B \right)\mathrm{N}{\mathrm{O}_2},\left( C \right)\mathrm{SnC}{\mathrm{l}_4},\left( D \right){\mathrm{C}_2}{\mathrm{H}_2}

The pair of molecules forming strongest hydrogen bonds are Paramagnetism is shown by Which statement is correct? Assertion (A) :

{BF}_3

is a weaker Lewis acid than

{BCl}_3

.

Reason (R) : The planar

{BF}_3

molecule is stabilised to a greater extent than

{BCl}_3

{B}-X \pi

-bonding.