Which of the following statements is not true?
- A$PCl_5$ in solid state exists as $[PCl_4]^+ [PCl_6]^-$
- B$PF_5$ in solid state exists as $[PF_4]^+ [PF_4]^-$
- C$PBr_5$ in solid state exists as $[PBr_4]^+ Br^-$
- D$N_2O_5$ in solid state exists as $[NO_2]^+ [NO_3]^-$
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What are the different types of bonds formed by sulphur with oxygen in thiosulfuric acid $(H_2S_2O_3)$?
Which of the following molecules has the weakest $(p \pi - d \pi)$ back bonding?
Difficult
View SolutionMatch the scientists given in List-$I$ with their discoveries given in List-$II$. List-$I$ List-$II$ $(1)$ Kossel and Lewis $(A)$ $VSEPR$ $(2)$ Langmuir $(B)$ Molecular Orbital Theory $(3)$ Sidgwick and Powell $(C)$ Covalent Bond $(4)$ Heitler and London $(D)$ Octet Rule $(5)$ $F$. Hund and Mulliken $(E)$ Valence Bond Theory
| List-$I$ | List-$II$ |
| $(1)$ Kossel and Lewis | $(A)$ $VSEPR$ |
| $(2)$ Langmuir | $(B)$ Molecular Orbital Theory |
| $(3)$ Sidgwick and Powell | $(C)$ Covalent Bond |
| $(4)$ Heitler and London | $(D)$ Octet Rule |
| $(5)$ $F$. Hund and Mulliken | $(E)$ Valence Bond Theory |
Easy
View SolutionWhich of the following species are isoelectronic?
$I. CH_3^+$
$II. NH_2^-$
$III. NH_4^+$
$IV. NH_3$
$I. CH_3^+$
$II. NH_2^-$
$III. NH_4^+$
$IV. NH_3$
Medium
View SolutionThe correct order of $C-O$ bond length among $CO, CO_3^{2-}, CO_2$ is
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