Question 1

Which of the following describes a proton?

Accepted Answer

Mass = 1amu, Charge = positive, Location = in the nucleus

Answer

Mass = 1amu, Charge = neutral, Location = in the nucleus

Answer

Mass = 0amu, Charge = positive, Location = in the nucleus

Answer

Mass = 0amu, Charge = negative, Location = orbitting the nucleus

Question 2

Which of the following describes an electron?

Accepted Answer

Mass = 0amu, Charge = negative, Location = orbitting the nucleus

Answer

Mass = 1amu, Charge = neutral, Location = in the nucleus

Answer

Mass = 1amu, Charge = positive, Location = in the nucleus

Answer

Mass = 0amu, Charge = positive, Location = orbitting the nucleus

Question 3

Which of the following describes a neutron?

Accepted Answer

Mass = 1amu, Charge = neutral, Location = in the nucleus

Answer

Mass = 0amu, Charge = negative, Location = orbitting the nucleus

Answer

Mass = 1amu, Charge = positive, Location = in the nucleus

Answer

Mass = 0amu, Charge = neutral, Location = in the nucleus

Question 4

An atom has 3 protons, 4 neutrons, and 3 electrons. The atom has

Accepted Answer

Atomic number 3, Mass number 7

Answer

Atomic number 3, Mass number 3

Answer

Atomic number 7, Mass number 3

Answer

Atomic number 3, Mass number 4

Question 5

A hydrogen atom has a mass number of 2. It has

Accepted Answer

1 proton, 1 electron and 1 neutron

Answer

2 protons, 2 electrons and 2 neutrons

Answer

1 proton, 1 electrons and 0 neutrons

Answer

1 proton, 1 electron and 2 neutrons

Question 6

An atom has 2 outer electrons. It will be in the same group as

Accepted Answer

Calcium

Answer

Oxygen

Answer

Nitrogen

Answer

Potassium

Question 7

Which of the following atoms has 3 outer electrons?

Accepted Answer

Aluminium

Answer

Nitrogen

Answer

Lithium

Answer

Krypton

Question 8

Isotopes have

Accepted Answer

The same number of protons but different number of neutrons

Answer

The same number of neutrons but different numbers of protons

Answer

The same number of protons but different numbers of electrons

Answer

The same number of electrons but different number or protons

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