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Statement I : Colour of nitrogen dioxide...

Statement I : Colour of nitrogen dioxide changes to colourless at low temperature
Statement II : At low temperature Nitrogen tetroxide `(N_(2)O_(4))` is formed which is colourless.

A

Both the statements individually true and Statement II is the correct explanation of Statement I.

B

Both the statements are individually true but Statement II is not correct explanation of Statement I.

C

Statement I is true but Statement II is false .

D

Statement I is false but Statement II is true .

Text Solution

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The correct Answer is:
A
`NO_(2)` exists in equilibrium with the colourless gas dinitrogen tetroxide
`(N_(2)O_(4))` . At higher temperature of `NO_(2)` is favoured while at low temperature `N_(2)O_(4)` predominates.
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