How do acids react with metals? Give two examples. What type of reactions are these?

Important Questions on Acids, Bases and Salts

HARD

10th CBSE

IMPORTANT

New Millenium Science - Chemistry Class X>Chapter 2 - Acids, Bases and Salts>ANSWER/HINTS SET>Q 6

Are non-metallic oxides acidic or basic in nature? Justify your answer with a suitable reaction.

HARD

10th CBSE

IMPORTANT

New Millenium Science - Chemistry Class X>Chapter 2 - Acids, Bases and Salts>ANSWER/HINTS SET>Q 7

What happens when a base reacts with non-metal oxides? Explain with the help of an example. What do you conclude from this reaction?

HARD

10th CBSE

IMPORTANT

New Millenium Science - Chemistry Class X>Chapter 2 - Acids, Bases and Salts>ANSWER/HINTS SET>Q 8

By giving reason explain why is it recommended that the acid should be added to water and not water to the acid.

HARD

10th CBSE

IMPORTANT

New Millenium Science - Chemistry Class X>Chapter 2 - Acids, Bases and Salts>ANSWER/HINTS SET>Q 9

Hydrochloric acid reacts with a metal 'A' to form a gas 'B' which burns with a pop sound. Sodium hydroxide solution also reacts with the same metal 'A' on heating to form the same gas 'B’
(a) Name A and B
(b) Write chemical reaction of metal 'A' with
(i) hydrochloric acid
(ii) sodium hydroxide solution.

EASY

10th CBSE

IMPORTANT

New Millenium Science - Chemistry Class X>Chapter 2 - Acids, Bases and Salts>ANSWER/HINTS SET>Q 10

Although acetic acid is highly soluble in water but still it is a weak acid. Explain, why.

EASY

10th CBSE

IMPORTANT

New Millenium Science - Chemistry Class X>Chapter 2 - Acids, Bases and Salts>ANSWER/HINTS SET>Q 11

What is responsible for acidic and basic nature of solutions?

HARD

10th CBSE