Q.

An oxide of nitrogen 30.43% nitrogen and its one molecule has mass of Which of the 1.527×1022g. following statement(s) regarding this oxide is/are true?

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a

Its molecular formula is N2O4

b

Its empirical formula is NO

c

Its empirical formula is NO2

d

Its molecular formula is N2O2

answer is B, C.

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Detailed Solution

Mass of one molecule 1.527×1022g

Mass of molecule 1.527×1022×6.023×1023

=92gmmmM0=30.43100×92=28gm atom of N=2814=2m0=9228=64gm atom of O=6416=4

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