NA

Author:Amit Rastogi

Amit Rastogi Science Solutions for Exercise - NA

Simple step-by-step solutions to NA questions of Acids, Bases and Salts from ThinkTrail CURIOSITY CHRONICLES A Coursebook For Science Grade 7. Also get 3D topic explainers, cheat sheets, and unlimited doubts solving on EMBIBE.

Questions from NA with Hints & Solutions

MEDIUM
7th CBSE
IMPORTANT

Which salts are also known as baking soda and washing soda? Give one use for each of them.

MEDIUM
7th CBSE
IMPORTANT

The statement given below is incorrect. Write the correct statement

During neutralisation, an acid reacts with a salt to form water and base, as products.

MEDIUM
7th CBSE
IMPORTANT

The pH values of five solutions A, B, C, D and E are given below:

Solution A B C D E
pH 6 8 1 7 14

Which solution is: Neutral?

HARD
7th CBSE
IMPORTANT

Define neutralisation reaction. Also, give one example.

EASY
7th CBSE
IMPORTANT

Which of the following salts is used in photography for developing films?