Counting Atoms

Front

What is the chemical formula for glucose?

Back

C6H12O6

Front

How many atoms of carbon (C) are in C6H12O6?

Back

6

Front

How many elements are in C6H12O6?

Back

3

Front

How many atoms of Hydrogen are in C6H12O6?

Back

12

Front

What does a subscript in a chemical formula indicate?

Back

The number of atoms of the element in the molecule.

Front

What is the significance of the absence of a subscript after an element symbol?

Back

It indicates there is only 1 atom of that element.

Front

What is C2H8O?

Back

A compound.

Front

What are the three elements present in C6H12O6?

Back

Carbon (C), Hydrogen (H), and Oxygen (O).

Front

If a chemical formula has a subscript of 2 next to an element, how many atoms of that element are present?

Back

2 atoms.

Front

What is the total number of atoms in C6H12O6?

Back

24 atoms (6 C + 12 H + 6 O).