Naming Covalent Compounds Answers

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What is the chemical name for N2O3?

A
nitrogen trioxide
B
dinitrogen trioxide
C
pentanitrogenoxide
D
nitrogen oxide
2
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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
3

What is the chemical formula of water?

A
N2O
B
H2O
C
NH3
D
HO3
4

Which prefix is needed when naming SO3?

A
tri-
B
penta-
C
mono-
D
di-
5

Which elements can be found in SiCl4?

A
sulfur and chlorine
B
silicon and chloride
C
sulfur and chloride
D
silicon and chlorine
6

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
7

How can a periodic table help a chemist write the chemical name of a compound from its chemical formula?

A
by determining the number of atoms
B
by identifying the elements
C
by determining the prefixes
D
by determining the subscripts
8

Which refers to the chemical name of CO?

A
carbon monoxide
B
carbon oxide
C
monocarbon monoxide
D
monoxide carbon
9

What is the subscript for nitrogen in hydrazine, N2H4?

A
2
B
N
C
H
D
4

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