Who Wants to be a Bonding Millionaire? Put the following in order of increasing strength: A:...

Who Wants to be a Bonding Millionaire?

Put the following in order of increasing strength:

A: Covalent bond • B : Van der Waals

• C: H bond • D: Dipole-dipole

The Correct order is:

B : Van der Vaals

• D : Dipole – Dipole forces

• C : Hydrogen bond

• A : Covalent bond

1. The bonding in sodium chloride is?

A: Ionic B: Metallic

C: Covalent D: Co-ordinate

50/50

1. The bonding in sodium chloride is ?

• A: Ionic

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2. In sodium oxide, oxygen forms ?

C: O2- ions D: O+ ions

B: O2+ ionsA: O- ions

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2. In sodium oxide, oxygen forms ?

C: O2- ions

3. The most electronegative element is

?

C: O D: Mg

B: FA: Cl

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3. The most electronegative element is

?

B: F

4. The electronegativity value for Ne is?

• A: 2.0 • B: 0

• C: 4.0 D: 2.1

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4. The electronegativity value for Ne is?

•B: 0

5. Hydrogen bonding is NOT present in ?

• A: HF • B: H2O

• C: NH3 • D: HCl

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5. Hydrogen bonding is NOT present in ?

• D: HCl

6. Which of the following will NOT conduct

electricity? A: graphite B: NaCl(l)

C: NaCl(S) D: NaCl(aq)

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6. Which of the following will NOT conduct

electricity ?

C: NaCl(S)

7. Which element has the highest boiling point?

• A: Chlorine • B: Iodine

• C: Bromine • D: Fluorine

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7. Which element has the highest boiling point ?

• B: Iodine

8. The bond angle in a CH4 molecule is ?

• A: 90o • B: 120o

• C: 180o28’ • D: 109o28’

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8. The bond angle in a CH4 molecule is ?

• D: 109o28’

9. What’s the strongest intermolecular attraction

present in HS? • A: Dipole-dipole • B: H bonding

• C: Covalent bonding • D: Van der Waals

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9. What’s the strongest intermolecular attraction

present in HS ? • A: Dipole-dipole

10. Which shape contains 90o bond angles ONLY?

• A: Tetrahedral • B: Trigonal bipyramid

• C: Octahedral • D: Trigonal planar

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10. Which shape contains 90o bond angles ONLY ?

• C: Octahedral

11. What has the highest melting point ?

A: Iodine B: Silicon dioxide

D: IronC: Sodium chloride

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11. What has the highest melting point ?

B: Silicon dioxide

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12. Which bond has the greatest degree of

covalency? • A: H - F • B: H - Cl

• C: H - Br • D: H - H

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12. Which bond has the greatest degree of covalency

?

• D: H - H

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13. What has the highest boiling point ?

• A: SH4• B: CH4

• C: PH3 • D: NH3

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13. What has the highest boiling point ?

• D: NH3

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• A: tetrahedral • B: distorted tetrahedral

• C: octahedral • D: trigonal planar

14. The shape of a PCl3 molecule is ?

50/50

• B: distorted tetrahedral

14. The shape of a PCl3 molecule is ?

15. The bond angle in a NH2

- molecule is ?

• A: 105o • B: 180o

• C: 109o28’ • D: 107o

50/50

15. The bond angle in a NH2

- molecule is ?

• A: 105o

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