Multiple Choice
What is the correct name for the covalent compound with the formula SO_2?
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3. Chemical Reactions
Naming Molecular Compounds
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What is the correct name for the molecular compound NH_3?
A
Nitrogen trihydride
B
Nitrogen hydride
C
Hydronitride
D
Ammonia
Verified step by step guidance1
Recognize that NH_3 is a molecular compound composed of nitrogen and hydrogen atoms.
Recall that molecular compounds are often named using prefixes to indicate the number of atoms, such as 'mono-', 'di-', 'tri-', etc., but some common compounds have special names.
Identify that NH_3 is commonly known by its traditional name 'ammonia' rather than a systematic name like 'nitrogen trihydride'.
Understand that 'nitrogen trihydride' is the systematic name based on the number of hydrogen atoms, but 'ammonia' is the accepted common name used in chemistry.
Conclude that the correct and widely accepted name for NH_3 is 'ammonia'.
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