EASY
10th Chhattisgarh Board
IMPORTANT
Earn 100

What will be the colour of methyl orange in dilute sulphuric acid?

Important Questions on Acids, Bases and Salts
MEDIUM
10th Chhattisgarh Board
IMPORTANT

MEDIUM
10th Chhattisgarh Board
IMPORTANT
While eating a midday meal, some sabzi fell on Kusum's clothes. She went home and rubbed some soap on the spot which turned red. Can you give the reason for the change in colour?

HARD
10th Chhattisgarh Board
IMPORTANT
Suresh is a visually disabled student. Which indicators can he use to identify acids and bases? Give two examples.

MEDIUM
10th Chhattisgarh Board
IMPORTANT
Explain the reaction between metals and dilute hydrochloric acids with the help of an example.

HARD
10th Chhattisgarh Board
IMPORTANT
Write the balanced chemical equation of the reaction between calcium hydrogen carbonate and hydrochloric acid.

HARD
10th Chhattisgarh Board
IMPORTANT

MEDIUM
10th Chhattisgarh Board
IMPORTANT

MEDIUM
10th Chhattisgarh Board
IMPORTANT
