Atomic Structure and Average Atomic Mass

Which particle has a positive charge?

• electron
• orbital
• proton
• neutron

Choose the particle that has no charge.

• nucleus
• neutron
• proton
• electron

This particle determines what element you have - the elements identity.

• electron
• proton
• neutron
• valence shell

What is the mass of a proton or a neutron?

• 1amu

• 2grams

• 13amu

• 10cm

This causes the mass of the nucleus to increase.

• adding an electron
• adding a neutron
• more orbitals
• adding negatively charged particles

Tags

NGSS.HS-PS1-8

An electron has a _____ charge.

• negative
• positive
• neutral

Which particles make up the nucleus of an atom?

• protons and neutrons
• electrons and protons
• electrons, protons, and neutrons
• electrons and neutrons

Tags

NGSS.HS-PS1-8

What is the mass number and name of an element with 8 protons and 8 neutrons?

• 16 - Carbon
• 16 - Oxygen
• 24 - Oxygen
• 8 - Neon

The mass of one proton is equal to the mass of one...

• neutron
• electron

The mass of one proton is greater than the mass of one...

• neutron
• electron