Chemistry - 9 Chapter - 5Chemical BondingTest - 11

Chemistry - 9 Chapter - 5
Chemical Bonding
Test - 11

1. Ionic compounds have low melting and boiling points

a) False
b) True

2. Rubber is mixed with carbon to give the strength to it.

a) False
b) True

3. There is no difference in the properties of covalent and co-ordinate covalent bonds after their formation.

a) False
b) True

4. Covalent compounds are good conductors of electricity

a) True
b) False

5. The power of an atom to attract the shared pair of electrons is called ionization energy...

a) True
b) False

6. NH₃ and BF₃ react together to form a co-ordinate covalent bond

a) True
b) False

7. Cl2 is a polar molecule.

a) True
b) False

8. Metals have low ionization energies

a) False
b) True

9. The presence of freely moving electrons in metals make them good conductors of heat and electricity

a) False
b) True

10. Acids provide electrons when dissolved in water.

a) False
b) True

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