Molecular and Empirical Formulas

Front

How many elements are in C6H12O6?

Back

3

Front

How many atoms of carbon are in C6H12O6?

Back

6

Front

Define molecular formula.

Back

Formula that shows how many of each type of atom are present in a single molecule.

Front

How many oxygen atoms are in TiO2?

Back

2

Front

Define empirical formula.

Back

Formula with the lowest whole number ratios of the elements in a compound.

Front

What is the molecular formula for glucose?

Back

C6H12O6

Front

What does the subscript in a chemical formula represent?

Back

The number of atoms of the element in the molecule.

Front

What is the empirical formula for C6H12O6?

Back

CH2O

Front

How do you determine the number of different elements in a compound?

Back

Count the unique element symbols in the formula.

Front

What is the difference between molecular and empirical formulas?

Back

Molecular formula shows actual number of atoms; empirical formula shows simplest ratio.