Covalent Naming

Multiple Choice

Which of the following is the correct name for NH3?

• Nitrogen trihydride

• Nitrogen trioxide

• Nitrogen monoxide

• Ammonium oxide

Multiple Choice

Which of the following rules applies to the naming of the second element in a covalent compound?

• Change the ending to -ide

• Add the prefix mono-

• Use the element's original name

• Add the prefix di-

Fill in the Blanks

Fill in the blank: The compound C3P4 is named as tricarbon tetra

.

Open Ended

When naming CO2, why is the prefix 'mono-' not used for the first element?

Fill in the Blanks

Fill in the blank: When the prefix 'mono' creates a double vowel with the element name, you should eliminate the

from the prefix.

Fill in the Blanks

The prefix for the number four is

.

Multiple Choice

Which prefix is used for the number 7 when naming chemical compounds?

• hepta

• hexa

• octa

• nona

Multiple Choice

Select all the correct chemical formulas that correspond to the following names: sulfur trioxide, dinitrogen pentoxide, and carbon tetrachloride.

• SO3, N2O5, CCl4

• SO2, N2O3, CCl4

• SO3, N2O3, CCl4

• SO2, N2O5, CCl4

Open Ended

Explain how prefixes are used in naming binary molecular compounds. Provide examples from the given list of answers.

Fill in the Blanks

Fill in the blank: In a covalent compound, atoms bond by

their electrons.

Open Ended

What are a few ways you can distinguish ionic and covalent bonds?