What is the correct order of electron pair repulsion strength in a covalent molecule according to $VSEPR$ theory?
- A$lone \ pair - lone \ pair > lone \ pair - bond \ pair > bond \ pair - bond \ pair$
- B$bond \ pair - bond \ pair > lone \ pair - bond \ pair > lone \ pair - lone \ pair$
- C$lone \ pair - lone \ pair > bond \ pair - bond \ pair > lone \ pair - bond \ pair$
- D$lone \ pair - bond \ pair > lone \ pair - lone \ pair > bond \ pair - bond \ pair$
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Based upon $VSEPR$ theory,match the shape (geometry) of the molecules in List-$I$ with the molecules in List-$II$ and select the most appropriate option.
List-$I$ (Shape) List-$II$ (Molecules) $A$. $T$-shaped $I$. $XeF_4$ $B$. Trigonal planar $II$. $SF_4$ $C$. Square planar $III$. $ClF_3$ $D$. See-saw $IV$. $BF_3$
| List-$I$ (Shape) | List-$II$ (Molecules) |
| $A$. $T$-shaped | $I$. $XeF_4$ |
| $B$. Trigonal planar | $II$. $SF_4$ |
| $C$. Square planar | $III$. $ClF_3$ |
| $D$. See-saw | $IV$. $BF_3$ |
$A$ molecule has a $T$-shaped geometry. The total number of electron pairs in the valence shell of its central atom is:
$CO_2$ is isostructural with
MediumIIT 1986
View SolutionWhat is the $H-S-H$ bond angle in $H_2S$ (in $^{\circ}$)?
The maximum number of lone pairs of electrons on the central atom from the following species is $........$. $ClO_3^-$,$XeF_4$,$SF_4$ and $I_3^-$
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