Myler Chemistry Test 25-25

For an atom to be stable, what must be true about protons and electrons?

• Protons must be greater than electrons

• Electrons must be greater than protons

• Protons and electrons must be equal

• Neutrons must be equal to electrons

What does the nucleus of an atom contain?

• Electrons and shells

• Protons and neutrons

• Neutrons and electrons

• Protons and electrons

What charge does a neutron have?

• Positive

• Negative

• Neutral (no charge)

• Double charge

The charge of a neutron

• Positive

• Negative

• Neutral

The charge of an electron is

• Neutral

• Negative

• Positive

What is the basic building block of all matter?

• Molecule

• Atom

• Cell

• Compound

The charge of a proton is

• Positive

• Negative

• Neutral

For atoms to be stable, they must have

• an empty outer shell

• a full outer shell

• a partially filled outer shell

A Covalent Bond is between a non-metal and a _____________

• metal

• non-metal

Which element has chemical properties similar to Cl?

• H

• F