EASY
10th CBSE
IMPORTANT
Earn 100

Explain why zinc metal can displace copper from copper sulphate solution but copper cannot displace zinc from zinc sulphate solution.

Important Questions on Metals and Nonmetals

MEDIUM
10th CBSE
IMPORTANT
Secondary Chemistry Class X>Chapter 3 - Metals and Nonmetals>FORMATIVE ASSESSMENT OUESTIONS FOR CCE>Q 20
Name the metal that gets green coating when exposed to air.
EASY
10th CBSE
IMPORTANT
Secondary Chemistry Class X>Chapter 3 - Metals and Nonmetals>FORMATIVE ASSESSMENT OUESTIONS FOR CCE>Q 21
Name a metal that is stored in kerosene.
EASY
10th CBSE
IMPORTANT
Secondary Chemistry Class X>Chapter 3 - Metals and Nonmetals>FORMATIVE ASSESSMENT OUESTIONS FOR CCE>Q 22
Which one of S, P, Ca, Si would yield a basic oxide?
EASY
10th CBSE
IMPORTANT
Secondary Chemistry Class X>Chapter 3 - Metals and Nonmetals>FORMATIVE ASSESSMENT OUESTIONS FOR CCE>Q 23

Name the reducing agent in the following reaction:

3MnO2+4Al→3Mn+2Al2O3

EASY
10th CBSE
IMPORTANT
Secondary Chemistry Class X>Chapter 3 - Metals and Nonmetals>FORMATIVE ASSESSMENT OUESTIONS FOR CCE>Q 24
Name two metals which can displace hydrogen from hydrochloric acid.
HARD
10th CBSE
IMPORTANT
Secondary Chemistry Class X>Chapter 3 - Metals and Nonmetals>FORMATIVE ASSESSMENT OUESTIONS FOR CCE>Q 25

A solution of copper sulphate was taken in an iron vessel. After a few days the iron vessel was found to have small holes in it. Explain the observation and give the chemical equation.

MEDIUM
10th CBSE
IMPORTANT
Secondary Chemistry Class X>Chapter 3 - Metals and Nonmetals>FORMATIVE ASSESSMENT OUESTIONS FOR CCE>Q 26
What will happen if a strip of zinc is immersed in a solution of copper sulphate?
MEDIUM
10th CBSE
IMPORTANT
Secondary Chemistry Class X>Chapter 3 - Metals and Nonmetals>FORMATIVE ASSESSMENT OUESTIONS FOR CCE>Q 27
A copper coin is kept immersed in a solution of silver nitrate for some time. What will happen to the coin and the colour of the solution?