Determine Which of the Following Pairs of Reactants Will Result

question 100

Multiple Choice

Determine which of the following pairs of reactants will result in a spontaneous reaction at 25°C.

• A) I^-(aq) + Zn²⁺(aq)
• B) Ba(s) + Mn²⁺ (aq)
• C) H₂(g) + Cd²⁺(aq)
• D) Ag(s) + Ni²⁺(aq)
• E) All of the above pairs will react.

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Definitions:

Metamorphic Rocks

Rocks that have undergone transformation in their mineral composition or structure due to extreme heat, pressure, or chemically active fluids.

Effervescence

The property of releasing gas bubbles when reacting with a liquid; often observed in minerals and compounds that fizz or bubble when acid is applied.

Magmatism

The process of magma generation, movement, and solidification, which contributes to the formation of igneous rocks.

Cleavage

The tendency of a mineral to break along flat, well-defined planes, reflecting its crystal structure.