AnswersPhysical ScienceNaming Covalent Compounds

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Which refers to the chemical name of CO ?

A
monocarbon monoxide
B
carbon monoxide
C
monoxide carbon
D
carbon oxide
2
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What is the chemical formula of water?

A
NH sub 3
B
HO sub 3
C
cap h sub 2 cap o
D
cap n sub 2 cap o
4

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
cap c cap b sub 4 (carbon tetrabromide)
B
cap c sub 1 cap b sub 4 (monocarbon tetrabromide)
C
cap c Br sub 4 (carbon tetrabromide)
D
cap c sub 1 Br sub 4 (monocarbon tetrabromide)
5

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 determining the prefixes
C
by identifying the elements
D
by determining the subscripts
10

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

A
write the chemical symbols, in order, as OP
B
add a subscript of 4 after the cap o
C
identify the elements involved as potassium and oxygen
D
use the prefix tetra before oxygen

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Pretest Answers — Physical Science