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You are here: Home / Class 8 / Material:Metals and Non-metals / Characteristics of metals and non-metals

Characteristics of metals and non-metals

Last Updated on April 19, 2020 By Mrs Shilpi Nagpal 5 Comments

Question 1 What are metalloids.Give example?

Question 2 Write few characteristics of metals?

Question 3 write few characteristics of non-metals?

Question 4 Give examples of metals?

Question 5 Give examples of non-metals?

Question 6 How many metals are known to us?

Question 7 How many non-metals are known to us?

Characteristics of metals

1)Metals are malleable.

2)Metals are ductile.

3)They are good conductor of heat and electricity.

4)They are lustrous or shiny.

4)They are hard and strong.

5)They cannot be cut easily.

6)They are solids except mercury which is a liquid.

7)They have high melting and boiling point.

8)They have high densities.

9)They are sonorous.

For Example: Iron, copper, aluminium, zinc, gold, silver, sodium, potassium, nickel, cobalt, tin, ,mercury etc

There are 70 metals.

Characteristics of Non-metals

1)Non-Metals are not malleable.

2)Non-Metals are not ductile.

3)They are bad conductor of heat and electricity.

4)They are not lustrous or shiny.

4)They are not hard and strong.

5)They can be cut easily.

6)They are solids, liquid and gases at room temperature.

7)They have low melting and boiling point.

8)They have low densities.

9)They are not sonorous.

For Ex:Carbon,sulphur,helium,hydrogen,phosphorus,fluorine,chlorine etc.

There are 22 non-metals.Out of these 10 are solids,1 non-metal is a liquid whereas 11 non-metals are gases.

Metalloids

The elements whose properties are intermediate between those of metals and non-metals are known as metalloids.

For Ex:Silicon,Germanium,Arsenic,Tellurium.

Filed Under: Class 8, Material:Metals and Non-metals Tagged With: Characteristics of metals, Characteristics of non-metals, example of metalloids, examples of metals, examples of non-metals, metalloids

About Mrs Shilpi Nagpal

Author of this website, Mrs Shilpi Nagpal is MSc (Hons, Chemistry) and BSc (Hons, Chemistry) from Delhi University, B.Ed (I. P. University) and has many years of experience in teaching. She has started this educational website with the mindset of spreading Free Education to everyone.

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Comments

  1. pop says

    June 4, 2018 at 9:08 pm

    thanks

    Reply
  2. Sanju Yadav says

    July 24, 2019 at 2:34 pm

    Thanks ma’am

    Reply
  3. Harsh Rajput says

    October 9, 2019 at 8:47 pm

    Thanks Mam

    Reply
  4. Sushma Tripathi says

    April 16, 2020 at 11:12 pm

    Thank you so much ma’am for spreading your knowledge .

    Reply
  5. B.L.Nandakumar says

    April 19, 2020 at 8:18 am

    I am welcoming your ideas mam. Thanks for your help mam

    Reply

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