NTSE Stage 2 SAT 2014 Question Paper

Question : 23 of 100

Marks: +1, -0

Which of the following represents the correct order of the acidic strength for equimolar aqueous solution of HCl,

\H_2\S\O_4

\N\H_4\O\H

and NaOH

$\H\C\l<\N\H_4\O\H<\N\a\O\H<\H_2\S\O_4$
$\N\H_4\O\H<\N\a\O\H<\H_2\S\O_4<\H\C\l$
$\H\C\l<\H_2\S\O_4<\N\H_4\O\H<\N\a\O\H$
$\N\a\O\H<\N\H_4\O\H<\H\C\l<\H_2\S\O_4$

Validate

Solution:

\N\a\O\H<\N\H_4\O\H<\H\C\l<\H_2\S\O_4

represents the increasing order of the acid strength.
NaOH is a strong base. Ammonium hydroxide is a weak base.
HCl is a strong acid and sulphuric acid is the strongest acid.

Go to Question:

Prev Question

Next Question