Which of the Following Reactions Involves Neither Oxidation nor Reduction

question 3

Multiple Choice

Which of the following reactions involves neither oxidation nor reduction?

• A)N₂(g)+ 3H₂(g)→ 2NH₃(g)
• B)NH₄NO₂(s)→ N₂(g)+ 2H₂O(l)
• C)Cu(s)+ 2Ag⁺(aq)→ Cu²⁺(aq)+ 2Ag(s)
• D)2CrO₄^2-(aq)+ 2H⁺(aq)→ Cr₂O₇^2-(aq)+ H₂O(l)
• E)C₂H₄(g)+ H₂(g)→ C₂H₆(g)

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Definitions:

Taper Angle

The angle at which a tapered feature decreases in diameter from one part to another.

Undercut

A notch or small cut made in the part of an object, usually to provide clearance or space for other components.

Diameter

A straight line passing from side to side through the center of a body or figure, especially a circle or sphere.

Flat Tapers

Tapering geometry where the taper is flat, usually referring to a gradual decrease in thickness or diameter over the length of an object.