Atoms, Elements & Compounds Review

Which part of an atom is POSITIVELY charged?

• protons
• neutrons
• electrons
• atoms

What part of an atom is NEGATIVELY charged?

• protons
• neutrons
• electrons
• atoms

Tags

NGSS.MS-PS1-1

Which part of an atom has no charge?

• protons
• neutrons
• electrons
• atoms

What is the name of a single type of atom?

• cell
• proton
• element
• atom

A compound consists of two or more elements bound together.

• True
• False

Tags

NGSS.MS-PS1-1

Is Iron (Fe) an element or a compound?

• Element
• Compound

Tags

NGSS.MS-PS1-1

Which of the following is not a compound?

• HCl
• Cl
• NaCl
• CO2

Tags

NGSS.MS-PS1-1

What is the atomic number of this nucleus?

• 1
• 3
• 4
• 7

Tags

NGSS.MS-PS1-1

What is the atomic number of this atom?

• 4
• 5
• 9
• none of the above

Tags

NGSS.MS-PS1-1

Sodium has an atomic number of 11, how many protons does this atom have?

• 22
• 11
• 12
• 2

Tags

NGSS.MS-PS1-1