The Number of Protons in a Neutral Atom Equals the Number

question 49

Multiple Choice

The number of protons in a neutral atom equals the number of

• A) isotopes.
• B) neutrons.
• C) electrons plus neutrons.
• D) neutrons minus electrons.
• E) electrons.

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Definitions:

Propylene

A flammable gas that is a colorless hydrocarbon used as a fuel and a petrochemical feedstock.

3-ethyl-3-hexene

An organic compound, specifically an alkene, with a double bond between two of the carbon atoms, and an ethyl group attached to the third carbon atom.

Regio-

A prefix indicating the region or position in a molecule where a chemical reaction occurs, often used in organic chemistry.

Stereochemical Detail

Aspects of a molecule that involve the spatial arrangement of atoms, crucial for understanding the behavior and reactivity of different molecular isomers.