Exam-Neutrons

Question 1

What is the charge of a neutron?

Answer 1

Neutrons have no electrical charge.

Question 2

Where are neutrons located in an atom?

Answer 2

Neutrons are located inside the nucleus.

Question 3

What is the mass of one neutron in atomic mass units (amu)?

Answer 3

1 neutron equals 1 atomic mass unit (amu).

Question 4

Does the number of neutrons always equal the number of protons?

Answer 4

No, the number of neutrons may not always be the same as the number of protons.

Question 5

What type of charge do electrons have?

Answer 5

Electrons are negatively charged subatomic particles.

Question 6

Where are electrons located in an atom?

Answer 6

Electrons are located outside the nucleus.

Question 7

Do electrons contribute to the atom’s mass?

Answer 7

No, electrons do not contribute to the atom’s mass.

Question 8

What is the mass of one electron in atomic mass units (amu)?

Answer 8

1 electron = 1/2000 atomic mass unit (amu).

Question 9

In a neutral atom, what is the relationship between protons and electrons?

Answer 9

In a neutral atom:
The number of protons equal the number of electrons.

# protons = # electrons