C2 Atomic Structure

Question 1

What subatomic particles are in the nucleus in an atom?

Answer 1

Protons and neutrons

Question 2

What subatomic particle goes around the nucleus in an atom?

Answer 2

Electrons

Question 3

What is the charge on a proton?

Answer 3

+1

Question 4

What is the charge on a neutron?

Answer 4

0

Question 5

What is the charge on an electron?

Answer 5

-1

Question 6

Do atoms have a charge, why?

Answer 6

No because the number of positive protons equal the number if negative electrons

Question 7

A carbon atom has 6 protons how many electrons will it have?

Answer 7

6

Question 8

What order are the elements in the modern periodic table?

Answer 8

Atomic number

Question 9

How do you calculate the number of protons in an element?

Answer 9

Atomic number

Question 10

Do you always get the same number of protons in an element?

Answer 10

Yes

Question 11

How many protons has Lithium?

Answer 11

3

Question 12

How many electrons has Lithium?

Answer 12

3

Question 13

How do you calculate the number of neutrons in Lithium?

Answer 13

Mass number- atomic number = 7-3=4

Question 14

How many electrons can occupy the first (inner) shell?

Answer 14

2

Question 15

How many electrons can occupy the second shell?

Answer 15

8

Question 16

How many electrons can occupy the third shell?

Answer 16

8

Question 17

Draw the electron structure of a Lithium atom.

Answer 17

Question 18

How many outer electrons have the elements in group 1?

Answer 18

1

Question 19

How many outer electrons have the elements in group 6?

Answer 19

6

Question 20

What is the electron configuration for Lithium?

Answer 20

2,1

Question 21

What is a compound?

Answer 21

Substance containing 2 or more elements chemically bonded together

Question 22

Which electrons are involved in chemical bonding?

Answer 22

Outer electrons

Question 23

What happens to electrons when they are involved in bonding?

Answer 23

Transferred or shared

Question 24

What is the relative mass of a proton?

Answer 24

1

Question 25

What is the relative mass of a neutron?

Answer 25

1

Question 26

What is the relative mass of an electron?

Answer 26

1/1840

Question 27

What is the mass number?

Answer 27

Number of protons and neutrons

Question 28

What is an atom of the same element with a different number of neutrons?

Answer 28

isotope