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IMPORTANT
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Inert pair effect plays an important role in the case of

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Important Questions on The p-Block Elements

MEDIUM
JEE Main/Advance
IMPORTANT
The compound which can act as an oxidising agent as well as reducing agent is:
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JEE Main/Advance
IMPORTANT
The element that has the highest tendency to catenate is:
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IMPORTANT
The chemical formula of 'laughing gas' is:
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IMPORTANT
The reddish-brown gas formed when nitric oxide is oxidized by air is:
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IMPORTANT
The order of acidity in aqueous solution for the following acids is:
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IMPORTANT
White phosphorus on reaction with NaOH gives PH3 and:
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IMPORTANT
At 25ºC, nitrogen exists as N2 and phosphorus exists as P4 because:
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IMPORTANT
A substance dissolves in water giving a pale blue solution which decolourises KMnO4 and oxidises KI to I2 in acidic medium: