The polarising power of ${\mathrm{Zn}}^{2+}$ is greater than ${\mathrm{Ca}}^{2+}$ ions.

Important Questions on Chemical Bonding and Molecular Structure

HARD

JEE Main/Advance

IMPORTANT

Beta Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>EXERCISE-3>Q 43

The colour of ${\mathrm{PbI}}_2$ is yellow. The reason for this is large size of ${\mathrm{Pb}}^{+2}$ ion.

EASY

JEE Main/Advance

IMPORTANT

Beta Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>EXERCISE-3>Q 44

The $\mathrm{HNH}$ bond angle in ${\mathrm{NH}}_3$ is greater than $\mathrm{HAsH}$ angle in ${\mathrm{AsH}}_3$.

EASY

JEE Main/Advance

IMPORTANT

Beta Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>EXERCISE-3>Q 45

Linear overlap of two atomic orbitals leads to a $\mathrm{\sigma }$ bond.

MEDIUM

JEE Main/Advance

IMPORTANT

Beta Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>EXERCISE-3>Q 46

Valence atomic orbitals of _____ in silver acetylide are sp hybridised.

MEDIUM

JEE Main/Advance

IMPORTANT

Beta Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>EXERCISE-3>Q 48

When ${\mathrm{N}}_2$ goes to ${\mathrm{N}}_2^{+},$ then $\mathrm{N}-\mathrm{N}$ bond distance _____ and when ${\mathrm{O}}_2$ goes to ${\mathrm{O}}_2^{+},$ then $\mathrm{O}-\mathrm{O}$ bond distance decreases.

MEDIUM

JEE Main/Advance

IMPORTANT

Beta Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>EXERCISE-3>Q 49

Among ${\mathrm{N}}_2\mathrm{O}, {\mathrm{SO}}_2, {\mathrm{I}}_3^{+}$ and ${\mathrm{I}}_3^{-},$ the ${\mathrm{N}}_2\mathrm{O}$ and ${\mathrm{I}}_3^{-}$ species are _____shaped.

MEDIUM

JEE Main/Advance

IMPORTANT

Beta Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>EXERCISE-3>Q 65

Find the number of identical $\mathrm{S}-\mathrm{O}$ bond in ${\mathrm{S}}_3{\mathrm{O}}_6^{2-}$

MEDIUM

JEE Main/Advance

IMPORTANT

Beta Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>EXERCISE-3>Q 68

Maximum number of atom(s) in ${\mathrm{I}}_2{\mathrm{Cl}}_6$ which is/are in the same plane.