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Q.

A compound contains 11.99%N,13.70%O, 9.25%B and 65.06%F Its empirical formula is ( molar mass of B is 10.8gmol−1)

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a

NO2F2

b

NOBF4

c

NOBF2

d

N2OF2

answer is B.

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Detailed Solution

N:O:B:F::11.9914:13.716:9.2510.8:65.0619::0.856:0.856:0.856:3.424::1:1:1:4

Empirical formula: NOBF4

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