Choose the Name-Formula Pair That Does Not Match

question 147

Multiple Choice

Choose the name-formula pair that does not match.

• A)calcium fluoride,CaF₂
• B)iron(III)oxide,Fe₂O₃
• C)aluminum oxide,Al₂O₃
• D)potassium permanganate,K₂MnO₄
• E)sodium sulfite,Na₂SO₃

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Definitions:

Pentanal

A five-carbon straight-chain aldehyde with the formula C5H10O, characterized by having a terminal carbonyl group.

Ethylamine

A simple organic compound (C2H5NH2) characterized by an ethyl group attached to an amine group, used in chemical synthesis.

Acid Catalysis

A process where an acid is used to accelerate a chemical reaction, often by increasing the concentration of hydrogen ions in the reaction environment.

Organic Product

A compound or substance that has been derived from living organisms and contains carbon.