EASY
8th CBSE
IMPORTANT
Earn 100

Name any two non-metals used for making fertilisers.

Important Questions on Metals and Non-Metals

EASY
8th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 5 - Metals and Non-Metals>Find Out
A greenish layer forms on the surface of copper utensils when left in open. Which substance is formed?
EASY
8th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 5 - Metals and Non-Metals>PRACTICE TIME>Q 1
Which metal reacts vigorously with oxygen? Is the product formed after this reaction acidic or basic in nature?
EASY
8th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 5 - Metals and Non-Metals>PRACTICE TIME>Q 2
Name the gas produced, when a metal reacts with water.
EASY
8th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 5 - Metals and Non-Metals>PRACTICE TIME>Q 3
Do all metals have the same reactivity? Name the most reactive metal and least reactive metal.
EASY
8th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 5 - Metals and Non-Metals>PRACTICE TIME>Q 4
List some uses of sulphur. Is it a metal or a non-metal?
EASY
8th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 5 - Metals and Non-Metals>PRACTICE TIME>Q 5
List any two uses of metals and non-metals.
EASY
8th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 5 - Metals and Non-Metals>PRACTICE TIME>Q 6
What are noble metals? What are they used for?
HARD
8th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 5 - Metals and Non-Metals>PRACTICE TIME>Q 7
What do you understand by corrosion of metals?