Reading Chemical Formulas

How many molecules are present?

• 5

• 2

• 10

• 7

Tags

NGSS.MS-PS1-1

How many oxygen atoms are in this chemical formula?

• 7 oxygen atoms

• 4 oxygen atoms

• 3 oxygen atoms

• 1 oxygen atom

Tags

NGSS.MS-PS1-1

How many total atoms are in the compound 2H₂O?

• 2

• 3

• 4

• 6

Tags

NGSS.MS-PS1-1

How many different elements are in C₆H₁₂O₆?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS1-1

How many carbon atoms (C) are in a CO₂ molecule?

• 1

• 2

• 3

• 0

Tags

NGSS.MS-PS1-1

How many Oxygen atoms (O) are in a molecule of CO₂?

• 1

• 2

• 3

• 0

Tags

NGSS.MS-PS1-1

How many atoms are there TOTAL in:
H₂SO₄

• 6

• 5

• 7

• 3

Tags

NGSS.MS-PS1-1

If there is no subscript, there is ______ atom(s) of that element.

• 0

• 2

• only 1

• 1 million

Tags

NGSS.MS-PS1-1

In this image, what are the symbols in red are called the_______.

• Products

• Reactants

• Subscripts

• Coefficients

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

In this image, the symbols to the right of the arrow (in black) are called the_______.

• Products

• Reactants

• Subscripts

• Coefficients

Tags

NGSS.MS-PS1-2