Elements and Compounds Quiz

What is the main difference between an element and a compound?

• An element is made of different types of atoms, while a compound is made of the same type of atoms.

• An element is made of the same type of atoms, while a compound is made of different types of atoms.

• An element is a mixture of substances, while a compound is a pure substance.

• An element can be broken down into simpler substances, while a compound cannot.

Which of the following is a chemical formula for a compound?

• O

• N

• He

Tags

NGSS.MS-PS1-1

• 6

• 12

• 18

• 24

Which of the following represents a molecule?

• Na

• Cl

• NaCl

• O

Tags

NGSS.MS-PS1-1

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS1-1

Which of the following is an element?

• Fe

• NaCl

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS1-1

Which of the following is a compound?

• H

• Na

Tags

NGSS.MS-PS1-1

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS1-1

Which of the following is a chemical symbol for an element?

• Na