Empirical Formula

Question 1

What is empirical formula

Answer 1

The simplest whole number ratio of atoms or ions in one molecule

Question 2

What is the molecular formula

Answer 2

The actual number atoms of each element in one molecule

Question 3

Give the molecular formula
Give the empirical formula
     H. H. H. H. H. H 
      |.  |.  |.  |.  |.  |.  
H-C-C-C-C-C-C-H
     |.  |.  |.  |.  |.  |.  
    H. H. H. H. H. H.

Answer 3

C^6 H^14

C^3 H^7

Question 4

Fill in the table

Molecular formula | empirical formula
C^2 H^6.                  1.
N^2 H^4.                  2.
C^3 H^8.                  3.
C^2 H^4 O^2.          4.

Answer 4

1. CH^2
2. NH^2
3. C^3 H^8
4. CH^2O