Question3. Fill in the blanks. (10x1=10)
1. __________ is the best conductor of electricity.
2.___________ is non metal but it is very hard.
3. ___________has very large intermolecular space.
4. Conversion of vapour into a liquid is termed as ______________
5. Deposition is also known as reverse____________.
6. ___________ is electropositive.
7. The symbol of iron is __________.
8. Proton is _________ charged particle.
9. The valency of calcium is _________.
10. Atomic number is also known as _________ number.
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1. Sliver is the best conductor of electricity.
2.Diamond is non metal but it is very hard.
3.Liquids has very large intermolecular space.
4.Conversion of vapour into a liquid is termed as Evaporation and Vaporization .
5.desublimation.
6.Tendency of an atom to donate electrons to form positively charged cations is electropositive.
7. The symbol of iron is Fe.
8. positively charged particle
9. +2
10. Proton number.
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