SATHEE: P Block Elements Question 387

P Block Elements Question 387

Question: When $ PbO_2 $ reacts with conc. $ HNO_3 $ the gas evolved is

[IIT-JEE (Screening) 2005]

Options:

A) $ NO_2 $

B) $ O_2 $

C) $ N_2 $

D) $ N_2O $

Show Answer

Answer:

Correct Answer: B

Solution:

$ PbO_2 $ is a powerful oxidizing agent and liberates $ O_2 $ when treated with acids. $ O_2 $ gas will be evolved.

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P Block Elements Question 387

Question: When $ PbO_2 $ reacts with conc. $ HNO_3 $ the gas evolved is

Options:

Answer:

Solution:

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