Basic Chemistry for Biology

Basic unit of matter

• molecule

• atom

• proton

• electron

What subatomic particle is found in the space surrounding the nucleus of an atom?

• protons

• electrons

• neutrons

Which subatomic particle has a negative charge?

• protons

• neutrons

• electrons

• protons and electrons

Which subatomic particle has a neutral/no charge?

• protons

• neutrons

• electrons

• protons and electrons

Which subatomic particle has a positive charge?

• protons

• neutrons

• electrons

• protons and electrons

Tags

NGSS.HS-PS2-4

If the number of protons equal the number of _____, the atom will have no charge

• protons

• neutrons

• electrons

Ions are: 

• atoms with a positive or negative charge
• atoms with no charge
• atoms with ONLY a positive charge
• atoms with ONLY a negative charge

Which of the follow is NOT one of the 6 most common elements found in living things?

• C

• N

• Fe

• O

• P

If an atom has 12 protons, 12 neutrons, and 10 electrons, what is it's charge?

• +2

• +1

• Neutral

• -1

• -2

The particle(s) that is/are found in the nucleus of an atom:

• neutrons only

• electrons only

• protons only

• protons and neutrons

• electrons and neutrons

Tags

NGSS.HS-PS1-8