Carbon - Free Chemistry Quiz with Answers

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What do you know about chemical element carbon? Answer questions in this free Chemistry quiz about the chemical symbol of carbon and its physical and chemical properties. Test your knowledge and find out how many points you get.

Question 1:

What is the chemical symbol of carbon?

1 b

Question 2:

What is the atomic number of carbon? In other words: How many protons does an atom of carbon have?

A) 2

B) 4

C) 6

D) 8

1 b

Question 3:

This element is in the same period as which of the following chemical elements?

A) silicon, tin and lead

B) nitrogen, silicon and oxygen

C) oxygen, nitrogen and sulfur

D) tin, sulfur and oxygen

1 b

Question 4:

To what group of elements according to the orbitals does this element belong to?

A) s-block elements

B) p-block elements

C) d-block elements

D) f-block elements

1 b

Question 5:

What is the maximum number of single bonds that carbon usually forms under normal conditions?

A) 2 single bond

B) 4 single bonds

C) 6 single bonds

D) 8 single bonds

1 b

Question 6:

One of the carbon's allotropes whose molecules form mostly closed mesh in shapes as sphere, ellipsoid or tube is called:

A) fuellrene

B) fullerene

C) fullnerene

D) fullnerele

1 b

Question 7:

In which of the following options are the allotropes of carbon ordered from the hardest to the softest one?

A) graphite, diamond, graphene

B) diamond, graphite, graphene

C) graphene, diamond, graphite

D) diamond, graphene, graphite

1 b

Question 8:

Which forms of carbon (diamond, graphene and graphite) are good electrical and thermal conductors?

A) All of them are good thermal and electrical conductors.

B) Only graphite and graphene are good thermal conductors and all of them are electrically conductive.

C) All of them are good thermal conductors but only graphite and graphene are electrically conductive.

D) None of them is good thermal conductor and only graphite is good electrical conductor.

1 b

Question 9:

Which of the carbon's allotropes is used in regular pencils?

A) graphite

B) graphylene

C) graphene

D) all of them

1 b

Question 10:

Read the following statements about carbon and its allotropes and decide which of them is not true.

A) Carat as a unit is used for measuring the weight of diamonds.

B) Graphene is the thinnest material in the world.

C) Diamonds are found only in nature and cannot be synthesized.

D) All of the statements are true.

1 b