Subatomic Particles and Atomic Structure Quiz

Question 1

What is the nucleus of an atom composed of?

Accepted Answer

Protons and neutrons

Answer

Neutrons and electrons

Answer

Only electrons

Answer

Protons and electrons

Question 2

What is the charge on a proton?

Accepted Answer

Positive (+)

Answer

Negative (-)

Answer

Variable

Answer

Neutral (0)

Question 3

What is the charge on a neutron?

Accepted Answer

Neutral (0)

Answer

Positive (+)

Answer

Semi-negative

Answer

Negative (-)

Question 4

Where are electrons located in an atom?

Accepted Answer

In orbits around the nucleus

Answer

Inside the nucleus

Answer

Mixed in the nucleus

Answer

Outside the atom

Question 5

What is the charge on an electron?

Accepted Answer

Negative (-)

Answer

Neutral (0)

Answer

Positive (+)

Answer

Semi-positive

Question 6

In which part of an atom is most of the mass concentrated?

Accepted Answer

In the nucleus

Answer

Equally throughout the atom

Answer

In the electron orbits

Answer

In the outer region of the atom

Question 7

What does atomic number represent?

Accepted Answer

Number of protons

Answer

Number of neutrons

Answer

Total atomic mass

Answer

Number of electrons

Question 8

Mass number is the sum of what?

Accepted Answer

Number of protons and neutrons

Answer

Number of neutrons and electrons

Answer

Number of all subatomic particles

Answer

Number of protons and electrons

Question 9

What are isotopes?

Accepted Answer

Atoms of the same element with different numbers of neutrons

Answer

Atoms of different elements

Answer

Atoms of the same element with different protons

Answer

Atoms without any neutrons

Question 10

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

Accepted Answer

Equal

Answer

No specific relationship

Answer

More electrons

Answer

More protons

Subatomic Particles and Atomic Structure

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