Oxygen gas can be prepared from solid KM...

Oxygen gas can be prepared from solid `KMnO_4` by

A

Treating the solid with `H_2` gas

B

Strongly heating the solid

C

Dissolving the solid in dil. `H_2SO_4`

D

Dissolving solid in dil HCl

Text Solution

Verified by Experts

The correct Answer is:

B

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NARAYNA-16 TH GROUP ELEMENTS -EXERCISE - 4 NCERT EXAMPLERS/H.O.T.S.

The sulphur molecule (S(8)) can be represented as a
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The boiling points of H2O, H2S , H2Se and H2Te are in the following or...
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In the laboratory H(2)S is prepared by the action of
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Why is H(2)S less acidic than H(2)Te ?
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Oxyen is more eletrongative than sulphur, yet H(2)S is acidic while H(...
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Cyclic trimer structure of SO(3) contains:
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Iron sulphide is heated in air to form A, an oxide of sulphur. A is d...
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Which of the following equations represents the oxidising action of su...
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One gas bleaches the colour of flowers by reduction, while the other b...
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SO3 gas can be identified by exposing it to the
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Mustard gas can be prepared by the reaction of ethylene with
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When cobalt trifluoride is treated with sulphur, the compound formed i...
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Identify the correct sequence of increasing number of pi-bonds in strc...
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Which of the following acids doesnot exists in the free form?
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Which compound on heating alone does not form O(2)?
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Oxygen gas can be prepared from solid KMnO4 by
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Which of the following is not oxidised by O3?
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Number of volumes of O2 formed when 3 volumes of Ozone decomposes
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