Lakhmir Singh and Manjit Kaur Solutions for Chapter: Materials: Metals and Non-Metals, Exercise 3: Long Answer Type Questions

Author:Lakhmir Singh & Manjit Kaur

Lakhmir Singh Science Solutions for Exercise - Lakhmir Singh and Manjit Kaur Solutions for Chapter: Materials: Metals and Non-Metals, Exercise 3: Long Answer Type Questions

Attempt the free practice questions on Chapter 4: Materials: Metals and Non-Metals, Exercise 3: Long Answer Type Questions with hints and solutions to strengthen your understanding. Lakhmir Singh's SCIENCE FOR CLASS 8 solutions are prepared by Experienced Embibe Experts.

Questions from Lakhmir Singh and Manjit Kaur Solutions for Chapter: Materials: Metals and Non-Metals, Exercise 3: Long Answer Type Questions with Hints & Solutions

HARD
8th CBSE
IMPORTANT

What are non-metals? Name five non-metals.

MEDIUM
8th CBSE
IMPORTANT

What are metalloids? Name two metalloids.

MEDIUM
8th CBSE
IMPORTANT

Classify the following elements into metals, non-metals and metalloids:
Copper, Sulphur, aluminium, oxygen, silicon, nitrogen, germanium, mercury, chlorine, sodium.

HARD
8th CBSE
IMPORTANT

What happens when sulphur dioxide is dissolved in water? Write a word equation for the reaction which takes place.

MEDIUM
8th CBSE
IMPORTANT

What happens when an iron nail is placed in copper sulphate solution? Write word equation of the reaction involved.

HARD
8th CBSE
IMPORTANT

State five characteristics of metals and five characteristics of non-metals.

HARD
8th CBSE
IMPORTANT

State five uses of metals and five uses of non-metals.

HARD
8th CBSE
IMPORTANT

Compare the chemical properties of metals and non-metals in tabular form.