Which of the following statements is incorrect for $KMnO_4$?
- AIt is used as an antiseptic.
- BIt is an oxidizing agent.
- CIt is used as a bleaching agent in textile industries.
- DIt is a dark purple-colored amorphous substance.
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Which of the following does not give oxygen on heating?
MediumNEET 2013
View SolutionMatch List-$I$ with List-$II$:
List-$I$ (Transition metal/Compound/complex) List-$II$ (Catalytic Role) $A$. $V_2O_5$ $I$. Preparation of ammonia from $N_2/H_2$ mixture $B$. $Fe$ $II$. Polymerisation of alkynes $C$. $PdCl_2$ $III$. Preparation of $H_2SO_4$ from $SO_2$ $D$. $Ni$ complex $IV$. Oxidation of ethyne to ethanal
| List-$I$ (Transition metal/Compound/complex) | List-$II$ (Catalytic Role) |
| $A$. $V_2O_5$ | $I$. Preparation of ammonia from $N_2/H_2$ mixture |
| $B$. $Fe$ | $II$. Polymerisation of alkynes |
| $C$. $PdCl_2$ | $III$. Preparation of $H_2SO_4$ from $SO_2$ |
| $D$. $Ni$ complex | $IV$. Oxidation of ethyne to ethanal |
MediumNEET 2026
View SolutionWhich of the following has conductivity and appearance like that of copper metal?
Easy
View Solution$Fe(OH)_2$ is precipitated from $Fe(II)$ solutions as a white solid but turns dark green and then brown due to the formation of:
Which of the following is amphoteric?
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