Which of the following compounds does not exist?
- A$PCl_5$
- B$BrF_5$
- C$OF_2$
- D$OF_6$
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Similar Questions
Which of the following species has no $p\pi - p\pi$ bond but has a bond order equal to that of $O_2$?
Match the following molecules in Column $I$ with the number of lone pairs on their central atom in Column $II$.
Column $I$ (Molecules) Column $II$ (Number of lone pairs on central atom) $A. \ NH_3$ $1. \ \text{Two}$ $B. \ H_2O$ $2. \ \text{Three}$ $C. \ XeF_2$ $3. \ \text{Zero}$ $D. \ CH_4$ $4. \ \text{Four}$ $5. \ \text{One}$
| Column $I$ (Molecules) | Column $II$ (Number of lone pairs on central atom) |
|---|---|
| $A. \ NH_3$ | $1. \ \text{Two}$ |
| $B. \ H_2O$ | $2. \ \text{Three}$ |
| $C. \ XeF_2$ | $3. \ \text{Zero}$ |
| $D. \ CH_4$ | $4. \ \text{Four}$ |
| $5. \ \text{One}$ |
The total number of lone pairs of electrons on oxygen atoms of ozone $(O_3)$ is $...........$.
Assertion : The $S-S-S$ bond angle in $S_8$ molecule is $105^o$.
Reason : $S_8$ has a $V$-shape.
Reason : $S_8$ has a $V$-shape.
Bond length of ethane $(I)$, ethene $(II)$, acetylene $(III)$ and benzene $(IV)$ follows the order
Medium
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