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  • An organic compound contains 78% (by wt.) carbon and remaining percentage of hydrogen. The right option for the empirical formula of this compound is :[ Atomic wt.C is 12, H is 1] <div cla

An organic compound contains 78% (by wt.) carbon and remaining percentage of hydrogen. The right option for the empirical formula of this compound is :[ Atomic wt.C is 12, H is 1] 

Option: 1

CH


Option: 2

CH_{2}


Option: 3

CH_{3}


Option: 4

CH_{4}

 


Answers (1)

best_answer

Mass ratio of Carbon : Hydrogen = 78 : 22

\therefore molar ratio of Carbon : Hydrogen = 6.5 : 22

\therefore simplest ratio of Carbon : Hydrogen = 1 : 3.38

Thus, on the basis of the given data, the most probable answer is \mathrm{CH_3}

Therefore, the correct option is (3).

Posted by

seema garhwal

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