Naming Covalent Compounds Answers

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Sebastian wants to write the chemical formula for phosphorus tetraoxide. He identifies the chemical symbols as P and O. Which additional step will he take in his process?

A
identify the elements involved as potassium and oxygen
B
add a subscript of 4 after the O
C
write the chemical symbols, in order, as OP
D
use the prefix tetra before oxygen
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Which refers to the chemical name of CO?

A
carbon monoxide
B
carbon oxide
C
monocarbon monoxide
D
monoxide carbon
3

What is the chemical name for N2O3?

A
nitrogen trioxide
B
dinitrogen trioxide
C
pentanitrogenoxide
D
nitrogen oxide
4

What is the chemical formula for carbon tetrafluoride?

A
C4F
B
CF
C
CF4
D
C4F4
5

Which prefix is needed when naming SO3?

A
tri-
B
penta-
C
mono-
D
di-
6

What is the chemical formula of water?

A
N2O
B
H2O
C
NH3
D
HO3
7

Martije has made a slight error in naming a compound monocarbon tetrabromide. What compound is she most likely naming, and what is its correct name?

A
C1B4 (monocarbon tetrabromide)
B
C1Br4 (monocarbon tetrabromide)
C
CB4 (carbon tetrabromide)
D
CBr4 (carbon tetrabromide)
8

This table shows covalent compounds being investigated by five scientists. Each scientist wants to give a chemical name to the compound.

Question illustration
A
Adele and Halley
B
Ethel and Kate
C
Kate and Audrey
D
Audrey and Ethel
9

Which refers to a representation of a compound that gives the number of atoms and types of atoms in a compound?

A
symbol
B
formula
C
subscript
D
bond
10

What is the subscript for nitrogen in hydrazine, N2H4?

A
2
B
N
C
H
D
4

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