HARD
10th CBSE
IMPORTANT
Earn 100

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

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 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
IMPORTANT
New Millenium Science - Chemistry Class X>Chapter 2 - Acids, Bases and Salts>ANSWER/HINTS SET>Q 12
List in tabular form two differences between an acid and a base based on their chemical properties.
HARD
10th CBSE
IMPORTANT
New Millenium Science - Chemistry Class X>Chapter 2 - Acids, Bases and Salts>ANSWER/HINTS SET>Q 12
State the meaning of neutralization reaction. Give two examples to illustrate your answer.
HARD
10th CBSE
IMPORTANT
New Millenium Science - Chemistry Class X>Chapter 2 - Acids, Bases and Salts>ANSWER/HINTS SET>Q 13
On adding dilute hydrochloric acid to copper oxide powder, the solution formed is blue-green.
Identify the compound formed which gives blue-green colour to the solution.
 
HARD
10th CBSE
IMPORTANT
New Millenium Science - Chemistry Class X>Chapter 2 - Acids, Bases and Salts>ANSWER/HINTS SET>Q 13
On adding dilute hydrochloric acid to copper oxide powder, the solution formed is blue-green. Write its balanced chemical equation involved in this process.