Atomic Structure Quiz

1. The center of an atom is called the _________________________.

• nucleus

• electron

• proton

• molecule

Tags

NGSS.MS-PS1-1

Negatively charged particles that orbit the nucleus are called ________________________.

• electrons

• protons

• neutrons

• positrons

Positively charged particles found in the nucleus are called ________________________.

• protons

• neutrons

• electrons

• photons

Tags

NGSS.MS-PS1-1

Particles with no charge found in the nucleus are called ________________________.

• neutrons

• protons

• electrons

• positrons

The number of protons in an atom is called the ________________________.

• atomic number

• mass number

• atomic mass

• isotope number

What is the location in atom of an Electron?

• Outside the nucleus (in electron shells/orbitals)

• Inside the nucleus

• In the proton

• In the neutron

What is the relative charge of an Electron?

• -1

• 0

• +1

• +2

What is the relative mass of an Electron?

• 1/1836 (approximately 0)

• 1

• 0.5

• 1836

What is the location in atom of a Proton?

• In the nucleus

• In the electron cloud

• In the outer shell

• In the valence band

What is the relative charge of a Proton?

• +1

• -1

• 0

• +2