Understanding Matter Quiz Review

What is a substance made of two or more elements that are chemically combined called?

• A. element

• B. compound

• C. mixture

• D. solution

Is salt (NaCI) a compound or an element?

• Compound

• element

A substance that cannot be broken down into any other substance by ordinary chemical means is called

• a molecule.

• a mixture.

• an element.

• a compound.

This picture represents which of the following?

• element
• compound
• mixture of elements
• mixture of compounds

This picture represents which of the following?

• element
• compound
• mixture

How many elements are in C₆H₁₂O_6?

• 1

• 2

• 3

• 4

How many atoms of carbon (C) are in C₆H₁₂O_6?

• 3

• 6

• 12

• 24

Which is the correct formula for:

3 Hydrogen (H)

1 Sulfur (S)

4 Oxygen (O)

• H₃SO₄

• HSO₄

• H₄S₃O

• H₂O

The blue numbers in the image below represent _______

• I don't know, and don't want to try

• Coefficients

• Subscripts

• none of the answers are correct

How many TOTAL atoms are in:

H₂SO₄

• 6

• 5

• 7

• 3