Atomic structure - basics

What is the rough size of an atom?

• 10^-1 m

• 10^-5 m

• 10^-10 m

• 10^-15 m

What is the rough size of a nucleus?

• 10^-1 m

• 10^-5 m

• 10^-10 m

• 10^-15 m

What three particles make up atoms?

• Protons, neutrons, and electrons.

• Photons, neutrons, and electrons.

• Protons, magnetrons and neutrons.

• Photons, neutrinos and electrons.

What particles are in the nucleus?

• Electrons and neutrons.

• Protons and neutrons.

• Protons and electrons

What is the charge of a proton

• Negative charge

• Neutral charge

• Positive charge

What is the relative mass of a proton

• 0.5

• 1000

• 1800

• 1

What is the charge a neutron

• Neutral charge

• Positive charge

• Negative charge

What is the relative mass of a neutron

• 0.5

• 1

• 1000

• 1800

What is the charge of an electron?

• Negative charge

• Neutral charge

• Positive charge

What is the relative mass of an electron?

• 1

• 0