Isotopes,Ions,Protons,Neutrons,Electrons QUIZ

Which subatomic particle has a positive charge?

• neutron

• photon

• proton

• electron

What is the term used to describe atoms of the same element with different numbers of neutrons?

• isotopes

• isobars

• isomers

• ions

What is the atomic number of an atom?

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

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

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

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

Which subatomic particle has no charge?

• electron

• neutron

• proton

• positron

What is the overall charge of an atom?

• neutral

• negative

• positive

• half-charged

Which subatomic particle is located in the cloud surrounding the nucleus?

• proton

• neutron

• photon

• electron

What is the number of electrons in a neutral atom?

• The number of electrons in a neutral atom is equal to the number of protons.

• The number of electrons in a neutral atom is equal to the number of neutrons.

• The number of electrons in a neutral atom is equal to the atomic mass.

• All of the above.

What is the term used to describe the number of protons in the nucleus of an atom?

• Atomic number

• Atomic mass

• Isotopic number

• Neutron number

What is a representation of an ion?

• Li

• Na-22

• O^-2

What charge does an atom have when it GAINS electrons?

• Positive

• Negative

• Neutral