Multiple Choice
Which of the following is the correct chemical formula for phosphorus tribromide?
89
views
3. Chemical Reactions
Naming Molecular Compounds
Multiple Choice
What is the correct name for the compound N_2O_5?
A
Nitrogen pentoxide
B
Nitrogen dioxide
C
Dinitrogen dioxide
D
Dinitrogen pentoxide
Verified step by step guidance1
Identify the elements present in the compound N_2O_5: nitrogen (N) and oxygen (O).
Determine the number of atoms of each element: 2 nitrogen atoms and 5 oxygen atoms.
Use the appropriate prefixes to indicate the number of atoms: 'di-' for 2 and 'penta-' for 5.
Name the first element (nitrogen) with its prefix: 'dinitrogen'.
Name the second element (oxygen) with its prefix and change the ending to '-ide': 'pentoxide'. Combine to get 'dinitrogen pentoxide'.
