Question
4x
Chemical formula table
Substance
Formula/Symbol
Iron
Fe
Sodium chloride NaCl
Carbon dioxide COz
Aluminum
Al
The table lists the chemical formulas or symbols of a few common substances. Which two substances are compounds?
1x
A
aluminum and iron
B
iron and sodium chloride
C
carbon dioxide and aluminum
D
sodium chloride and carbon dioxide
Chemical formula table
Substance
Formula/Symbol
Iron
Fe
Sodium chloride NaCl
Carbon dioxide COz
Aluminum
Al
The table lists the chemical formulas or symbols of a few common substances. Which two substances are compounds?
1x
A
aluminum and iron
B
iron and sodium chloride
C
carbon dioxide and aluminum
D
sodium chloride and carbon dioxide
Answers
Answered by
GPT-4o mini
The two substances that are compounds in the table are:
D) sodium chloride and carbon dioxide
Sodium chloride (NaCl) is a compound composed of sodium and chlorine, and carbon dioxide (CO₂) is a compound made of carbon and oxygen. In contrast, aluminum (Al) and iron (Fe) are elements, not compounds.
D) sodium chloride and carbon dioxide
Sodium chloride (NaCl) is a compound composed of sodium and chlorine, and carbon dioxide (CO₂) is a compound made of carbon and oxygen. In contrast, aluminum (Al) and iron (Fe) are elements, not compounds.