The correct increasing order of trans-effect of the following species is:
- A$NH_3 < CN^{-} < Br^{-} < C_6H_5^{-}$
- B$NH_3 < Br^{-} < C_6H_5^{-} < CN^{-}$
- C$Br^{-} < CN^{-} < NH_3 < C_6H_5^{-}$
- D$CN^{-} < Br^{-} < C_6H_5^{-} < NH_3$
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Cobalt$(III)$ chloride forms a green coloured complex '$X$' with $NH_3$. The number of moles of $AgCl$ formed when an excess of $AgNO_3$ solution is added to $100 \ mL$ of a $1 \ M$ solution of '$X$' is:
Match List-$I$ (Molar Conductivity) with List-$II$ (Complex Formula) and select the correct option:
List-$I$ (Conductivity) List-$II$ (Formula) $A. \ 229$ $i. \ [Pt(NH_3)_3Cl_3]Cl$ $B. \ 97$ $ii. \ [Pt(NH_3)_4Cl_2]Cl_2$ $C. \ 404$ $iii. \ [Pt(NH_3)_5Cl]Cl_3$ $D. \ 523$ $iv. \ [Pt(NH_3)_6]Cl_4$
| List-$I$ (Conductivity) | List-$II$ (Formula) |
|---|---|
| $A. \ 229$ | $i. \ [Pt(NH_3)_3Cl_3]Cl$ |
| $B. \ 97$ | $ii. \ [Pt(NH_3)_4Cl_2]Cl_2$ |
| $C. \ 404$ | $iii. \ [Pt(NH_3)_5Cl]Cl_3$ |
| $D. \ 523$ | $iv. \ [Pt(NH_3)_6]Cl_4$ |
Which of the following molecules is colourless?
The compounds containing complex oxyanion $CrO_4^{2-}$ are intensely yellow coloured because
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View SolutionWhich product is formed when an excess of $KCN$ is added to a solution of copper sulfate?
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