Some Basic Principles Of Organic Chemistry Question 64
Question: Empirical formula of a compound is and its molecular weight is 90. Molecular formula of the compound is [NCERT 1971]
Options:
A)
B)
C)
D)
Show Answer
Answer:
Correct Answer: C
Solution:
Empirical formula mass =
$ n=\frac{Mol\text{.
mass}}{Emp\text{.
mass}}=\frac{90}{45}=2 $ Mol.
formula = $ {{(C_2H_5O)}2}=C_4H{10}O_2 $ .