WorksheetsAtomic Structure 2
Total questions: 17
Worksheet time: 9mins
Which statement best explains why the overall charge on an atom is zero?
The negative charge of the protons in the nucleus equals the positive charge in the electron cloud.
The negative charge of the neutrons in the nucleus equals the positive charge in the electron cloud.
The positive charge of the protons in the nucleus equals the negative charge in the electron cloud.
The positive charge of the neutrons in the nucleus equals the negative charge in the electron cloud.
What do an electron and a neutron have in common?
each particle is located in the atom's nucleus
each particle has an electrical charge
each particle has a mass of 1 amu
each particle is inside an atom
What is the mass of a neutron?
2,000 amu
1/2,000 amu
1/200 amu
1 amu
Which part of an atom is mostly empty space?
electron cloud
nucleus
proton cloud
neutron
What is most likely true of an atom with a mass of 12 amu?
The total number of protons and neutrons is 12.
The total number of protons and electrons is 12.
There are 12 electrons.
There are 12 protons.
