Atoms, Elements, and Molecules

The positive particle in an atom.

• proton

• neutron

• electron

• electron cloud

Tags

NGSS.MS-PS1-1

How many protons does Nitrogen have?

• 7

• 8

• 14

• 14.01

Tags

NGSS.MS-PS1-1

The negative particle in an atom.

• proton

• neutron

• electron

The neutral particle in an atom.

• proton

• neutron

• electron

Which of the following particles is NOT found in an atom's nucleus?

• proton

• neutron

• electron

What is the label A?

• protons

• neutrons

• electrons

• nucleus

Tags

NGSS.MS-PS1-1

What is label E?

• protons

• neutrons

• electrons

• nucleus

Tags

NGSS.MS-PS1-1

What is the overall charge of this atom?

• +3
• -3
• 0
• +1

Tags

NGSS.MS-PS1-1

Can a mixture be separated? 

• No
• Yes
• Only sometimes

What is the center of the atom called?

• nucleus

• electron cloud

• energy level

• neutron

Tags

NGSS.MS-PS1-1