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Giant Covalent Structure

Giant Covalent Structure

Assessment

Presentation

•

Science

•

11th Grade

•

Practice Problem

•

Hard

Created by

SAMANTHA CHEW

Used 2+ times

FREE Resource

0 Slides • 11 Questions

1

Multiple Choice

Question image

Diamond and graphite are examples of

1

giant ionic lattice structure

2

giant covalent structure

3

simple covalent structure

2

Multiple Choice

Diamond and graphite have giant covalent structure.

Which other substance is also a giant covalent molecule?

1

silicon(IV) oxide

2

carbon dioxide

3

oxygen

4

bromine

3

Fill in the Blanks

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The diagram shows the structure of a diamond. A diamond is made of C atoms only.

Each C atom forms covalent bond with

other C atoms

4

Multiple Choice

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How would you describe the arrangement of the atoms?

1

3 dimensional structure

2

layers of hexagonal rings of carbons

5

Multiple Choice

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Each C has 4 covalent bonds. All four are used in formation of covalent bonds. Can this substance conduct electricity, molten or solid?

1

Yes. There are mobile electrons

2

No. There are no mobile electrons

6

Multiple Choice

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The diagram shows graphite. Describe the structure

1

1 C atom forms covalent bond with 3 other C atoms

2

1 C atom forms ionic bond with 3 other C atoms

3

1 C atom forms covalent bond with 4 other C atoms

7

Fill in the Blanks

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Describe how the atoms are arranged:

It forms continuous

of hexagonal shaped rings

8

Multiple Choice

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Each C atom has ...... valency electrons. Only 3 are involved in bonding.

1

4

2

5

3

2

9

Multiple Select

As a result of the properties mentioned earlier

1

Graphite can conduct electricity because it has mobile electrons

2

Graphite is soft and slippery

3

Graphite is hard and brittle

4

Graphite can be used as electrode, lubricant and used in pencil

5

Graphite cannot conduct electricity when solid

10

Multiple Choice

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The structure of Silicon(IV) oxide:

1 Si atom is bonded to ......... O atoms,

1 O atom is bonded to .......... Si atoms

1

4, 1

2

4, 2

3

2, 4

4

1, 2

11

Multiple Choice

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Can silicon(IV) oxide conduct electricity when solid and when molten?

1

No. No mobile ions and no mobile electrons

2

Yes. There are mobile ions

pattern-tertiary
Question image

Diamond and graphite are examples of

1

giant ionic lattice structure

2

giant covalent structure

3

simple covalent structure

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MULTIPLE CHOICE