Some Basic Concepts Of Chemistry Question 170
Question: Equivalent weight of crystalline oxalic acid is [MP PMT 1995]
Options:
A) 30
B) 63
C) 53
D) 45
Show Answer
Answer:
Correct Answer: B
Solution:
Equivalent weight $ =\frac{\text{Molecular weight}}{Valency} $
Molecular weight of $ \begin{matrix} COOH \\ \overset{|}{\mathop{C}},OOH \\ \end{matrix}\cdot 2H _2O=\frac{126}{2}=63 $ .