AQA GCSE Physics Combined Science Foundation Atomic Structure Quiz

What is the charge of a proton?

• Variable

• Positive

• Negative

• Neutral

What is the charge of an electron?

• 0 C

• 1.6 x 10^-19 C

• 2.4 x 10^-19 C

• -1.6 x 10^-19 C

What is the charge of a neutron?

• Neutrons have no charge

• Variable charge

• Positive charge

• Negative charge

What is the atomic number of an element?

• The atomic number of an element is the number of neutrons in the nucleus of an atom.

• The atomic number of an element is the number of protons in the nucleus of an atom.

• The atomic number of an element is the number of electrons in the nucleus of an atom.

• The atomic number of an element is the number of isotopes in the nucleus of an atom.

What is the mass number of an element?

• The mass number of an element is the total number of electrons and protons in the nucleus of an atom.

• The mass number of an element is the total number of protons in the nucleus of an atom.

• The mass number of an element is the total number of electrons in the nucleus of an atom.

• The mass number of an element is the total number of protons and neutrons in the nucleus of an atom.

What is the difference between atomic number and mass number?

• The atomic number is the number of protons and neutrons in an atom, while the mass number is the total number of protons and electrons in an atom.

• The atomic number is the number of protons in an atom, while the mass number is the total number of protons and neutrons in an atom.

• The atomic number is the number of neutrons in an atom, while the mass number is the total number of protons and electrons in an atom.

• The atomic number is the number of electrons in an atom, while the mass number is the total number of electrons and protons in an atom.

What is an isotope?

• Variant of a chemical element with different neutron number

• Type of rock found in the Earth's crust

• A form of energy released during nuclear reactions

• A type of subatomic particle

What is the significance of the nucleus in an atom?

• Has no role in the structure of an atom

• Contains electrons and protons

• Only contains electrons

• Contains protons and neutrons

What is the role of electrons in an atom?

• Electrons are responsible for the atom's mass.

• Electrons are responsible for the atom's charge.

• Electrons are responsible for the atom's size.

• Electrons are responsible for the atom's color.

What is the difference between isotopes of the same element?

• They have different numbers of protons.

• They have different numbers of electrons.

• They have different numbers of neutrons.

• They have different numbers of quarks.