Lakhmir Singh and Manjit Kaur Solutions for Chapter: Metals And Non-Metals, Exercise 12: Short Answer Type Questions

Author:Lakhmir Singh & Manjit Kaur

Lakhmir Singh Chemistry Solutions for Exercise - Lakhmir Singh and Manjit Kaur Solutions for Chapter: Metals And Non-Metals, Exercise 12: Short Answer Type Questions

Attempt the free practice questions on Chapter 3: Metals And Non-Metals, Exercise 12: Short Answer Type Questions with hints and solutions to strengthen your understanding. Science for Tenth Class Part - 2 Chemistry solutions are prepared by Experienced Embibe Experts.

Questions from Lakhmir Singh and Manjit Kaur Solutions for Chapter: Metals And Non-Metals, Exercise 12: Short Answer Type Questions with Hints & Solutions

HARD
10th CBSE
IMPORTANT

How are metals refined by the electrolytic process? Describe the electrolytic refining of copper with the help of a neat labelled diagram. 

HARD
10th CBSE
IMPORTANT

Name the chemical compound which is electrolysed in a molten state to obtain aluminium metal. Which gas is evolved during this process? 

HARD
10th CBSE
IMPORTANT

Name the chemical compound which is electrolysed in molten state to obtain sodium metal. Which gas is produced in this process? 

HARD
10th CBSE
IMPORTANT

Name the gas produced when calamine ore is calcined. (Oxygen/Carbon dioxide)

HARD
10th CBSE
IMPORTANT

Name the gas evolved when cinnabar ore is roasted. (Sulphur dioxide / Nitrogen dioxide)

HARD
10th CBSE
IMPORTANT

Name two metals which are found in nature mainly in the free state (as metallic elements).

HARD
10th CBSE
IMPORTANT

Name two metals which are always found in combined state. 

MEDIUM
10th CBSE
IMPORTANT

What iron compound is present in haematite ore? Also, write its chemical formula.