Periodic Table & Atomic Structure

Subatomic particles with a negative charge are called

• Electrons

• Neutrons

• Protons

• Quarks

Which subatomic particle determines the identity of an element?

• protons

• neutrons

• electrons

What is the atomic number?

• the number of protons in the nucleus

• the number of protons and neutrons in the nucleus

• the number of neutrons in the nucleus

• the number of protons in the energy levels

What is the mass number?

• the number of protons in the nucleus

• the number of protons and neutrons in the nucleus

• the number of neutrons in the nucleus

• the number of protons and electrons in the atom

What is the atomic number of this atom?

• 1

• 3

• 4

• 7

What is the mass number of this atom?

• 1

• 3

• 4

• 7

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 does the C represent?

• atomic mass

• atomic number

• element name

• element symbol

What does the 6 represent?

• Atomic mass

• atomic number

• chemical symbol

• element name

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

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