Atomic structure formula mass and balancing

What subatomic particles are found in the nucleus of an atom?

• Protons & Neutrons
• Protons & Electrons
• Neutrons & Electrons

Where are the electrons found in an atom?

• Orbits/Shells
• In the nucleus
• Delocalised

What is the charge of an electron?

• Negative (-)
• Positive (+)
• Neutral (0)

What is the charge of a proton?

• Positive (+)
• Negative (-)
• Neutral (0)

What is the charge of a neutron?

• Neutral (0)
• Positive (+)
• Negative (-)

What is the mass of a neutron?

• 1
• 0
• -1
• 1/2000

What is the mass of an electron?

• 1
• 0
• 1/2000
• -1

What is the mass of an proton?

• 1
• 0
• 1/2000
• -1

What does the atomic number describe?

• Number of protons & electrons
• Number of protons
• Number of electrons
• Number of Neutrons

What does the atomic mass describe?

• Number of protons + neutrons
• Number of electrons + protons
• Number of neutrons + electrons
• Number of neutrons