HARD
10th CBSE
IMPORTANT
Earn 100

A metal compound X reacts with dilute hydrochloric acid to produce effervescence. The gas evolved turns limewater milky. Write two balanced equations for the reactions, if one of the compounds formed is calcium chloride?

Important Questions on Acids, Bases And Salts

MEDIUM
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 2 - Acids, Bases And Salts>EXERCISE 2A>Q 3
How will you test for a gas, which is liberated when hydrochloric acid reacts with active metal?
MEDIUM
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 2 - Acids, Bases And Salts>EXERCISE 2A>Q 4
Name the gas evolved, when dilute HCl reacts with sodium hydrogen carbonate. How is it recognised?
HARD
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 2 - Acids, Bases And Salts>EXERCISE 2A>Q 5
Name the gas evolved when dilute sulphuric acid reacts with sodium carbonate. Write the chemical equation for the reaction involved.
EASY
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 2 - Acids, Bases And Salts>EXERCISE 2A>Q 6
What happens when nitric acid is added to egg shell?
HARD
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 2 - Acids, Bases And Salts>EXERCISE 2A>Q 7
What is observed when dilute sulphuric acid is added to solid sodium carbonate? Also write chemical equations.
HARD
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 2 - Acids, Bases And Salts>EXERCISE 2A>Q 1
Metal oxides and metal hydroxides are called bases. Explain and support your answer with two chemical equations. Give an example of (i) a soluble base (ii) a partially soluble base. (iii) an insoluble base.
MEDIUM
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 2 - Acids, Bases And Salts>EXERCISE 2A>Q 2
What are the colour of methyl orange, phenolphthalein and neutral litmus solution in: (a) lemon juice, (b) dilute sodium hydroxide? Write your answer in tabular form.
HARD
10th CBSE
IMPORTANT
Core Science Chemistry>Chapter 2 - Acids, Bases And Salts>EXERCISE 2A>Q 3
Write the fully balanced equations for the reaction between:
(a) Magnesium bicarbonate with dilute sulphuric acid
(b) Copper carbonate and dilute nitric acid.
(c) Zinc carbonate and dilute hydrochloric acid