P.S 7.1 Atomic Structure

What is the charge of a proton?

• Negative

• Positive

• Neutral

What particle number is equal to the atomic number?

• Protons

• Electrons

• Neutrons

What is the charge of a neutron?

• Negative

• Positive

• Neutral

What is the center of an atom containing protons and neutrons?

• nucleus

• neutron

• proton

• electron cloud

What mass does a neutron have?

• 1 amu

• 0 amu

• -1 amu

• +2 amu

Which particle is negatively charged?

• proton
• atom
• neutron
• electron

In order for an atom to be neutral what has to be true?

• The atom has more protons than neutrons
• The atom has more neutrons than protons
• The atom has the same number of protons and neutrons
• The atom has the same number of protons and electrons

What subatomic particles would you find in the nucleus of an atom?

• Protons only
• Protons and Neutrons
• Neutrons and Electrons
• Protons and Electrons 

How many electrons does this atom have?

• 2

• 4

• 6

• 10

Where is most of the mass in an atom located?

• in the nucleus
• in the protons
• in the neutrons
• in the electrons