Chemistry, asked by awesomethinking18, 4 months ago

true or false

1.diamond is a non conductor of electricity but a good conductor of heat _______

2.coal is formed by decomposing and carbonising the fossils which are buried deep in the earth over million of years_______

3.bituminous is the purest form of coal ____

4.lubricating oils are mainly used to reduce the friction between any two surface ___

5.graphite has a rectangular arrangements of molecules __

6.helium is a green house gas _______

7.carbon monoxide is a poisonous gas ______

8.the phenomenon of increasing the temperature on the surface of the earth is called global warming ____

Answers

Answered by digitalboy2131
2

Answer:

1. True

2. True

3. False

4. True

5. False

6. False

7. True

8. True

Explanation:

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Answered by Gowdabhushan46
0

Answer:

i know ur in eight std

Explanation:

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