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1. Some basic concept of chemistry — Chemistry STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceChemistry1. Some basic concept of chemistry1 Mark
MCQ
The empirical formula of a compound is $CH$. Its molecular weight is $78$. The molecular formula of the compound will be
  • A
    $C_2H_2$
  • B
    $C_3H_3$
  • C
    $C_4H_4$
  • ✓
    $C_6H_6$
✓

Answer

Correct option: D.
$C_6H_6$
d
Molecular formula $=$ (empirical formula)$_n$

$\therefore n = \frac{{78}}{{13}} = 6$

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