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  • A compound of Carbon, Hydrogen and Nitrogen contains these elements in the ratio 9:1:3.5. Calculate the empirical formula.Option: 1 C3</sub

A compound of Carbon, Hydrogen and Nitrogen contains these elements in the ratio 9:1:3.5. Calculate the empirical formula.

Option: 1

C3H8N


Option: 2

C3H4N


Option: 3

C2H4N


Option: 4

C3H2N


Answers (1)

best_answer
Element  Element ratio Atomic Mass Relative no. of atoms Simplest ratio
C 9 12 \frac{9}{12} = 0.75 \frac{0.75}{0.25} = 3
H 1 1 \frac{1}{1} = 1 \frac{1}{0.25} = 4
N 3.5 14 \frac{3.5}{14} = 0.25 \frac{0.25}{0.25} = 1

So Empirical formula is C3H4N.

Therefore, Option (2) is correct

Posted by

seema garhwal

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