Free Notes for Class 5–12 | CBSE | 24x7 Access
Home Schools Pricing
Log in Get Started
Class 10 Science Medium Mcq English Medium

On dissolving excess base in a solution of sodium hydroxide, the concentration of hydroxide (OH-) ions

Question
On dissolving excess base in a solution of sodium hydroxide, the concentration of hydroxide (OH-) ions
Decreases
Increases
Remains constant
Becomes zero
Answer
Increases
Detailed Explanation
Adding more base to the solution increases the hydroxide ion concentration.
Litmus, the natural indicator, is extracted from Science · Acids, Bases and Salts Turmeric, a natural indicator, turns which colour in the presence of a base Science · Acids, Bases and Salts Which of the following is a synthetic indicator Science · Acids, Bases and Salts Blue litmus paper turns which colour in an acid Science · Acids, Bases and Salts

Want the full Science question bank?

Log in for free to unlock practice tests, notes, and an AI tutor for Class 10.

Get started free