Question

Statement 1 : Methyl orange is used as indicator in $N{a}_{2}C{O}_3$ titrating against $HCl$ solution
Statement 2 : The $pH$ range of methyl orange is $3.1$ to $4.5$

• A. Statement 1 is True, Statement 2 is True; Statement 2 is correct explanation for Statement 1
• B. Statement 1 is True, Statement 2 is True; Statement 2 is not correct explanation for Statement 1
• C. Statement 1 is True, Statement 2 is False
• D. Statement 1 is False, Statement 2 is True

Answer 1

Answer: (A)

The $pH$ of the solution at the neutralisation point region is about $3.5$ to 7 and methyl orange gives its colour change between pH $3.1$ to $4.4$