Which of the following statements is i...

Which of the following statements is incorrect for `KMnO_(4)`?

A

It is an oxidising agent

B

It is used as a bleacing agent in textile industry

C

It is used as an anticeptic

D

It is a dark purple coloured amorphous solid .

Text Solution

Verified by Experts

The correct Answer is:

D

`KMnO_(4)` is a dark purple coloured crystalline solid.

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Knowledge Check

Which of the following statement is incorrect ?

A

`XeF_(2)` is a powerful reducing agent .

B

`XeF_(2)` is obtained by the direct reaction between `Fe_(2) and Xe` at high pressure.

C

`XeF_(2)` undergoes alkaline hydrolysis to give `O_(2) and Xe`

D

`XeF_(2)` contains two bond pairs and three lone pairs.

Which of the following statement is incorrect ?

A

`KO_(2)` and `KO_(3)` are paramagnetic species .

B

`KO_(2)` on hydrolysis with cold water yields `H_(2)O_(2)` and dioxygen.

C

`K_(2)O_(2)` absorbs CO and liberates dioxygen gas .

D

`K_(2)O_(3)` is obtained when `O_(2)` is passed through

Which of the following statement is incorrect ?

A

Calamine and siderite are carbonates

B

Argentite and cuprite are oxides

C

Zinc blende and pyrites are sulphides

D

Malachite and azurite are ores of copper

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DINESH PUBLICATION-D-AND -F BLOCK ELEMENTS-JEE (Main ) & other engineering entrance examination

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