Which Is a Lewis Acid but Not a Brønsted Acid

question 68

Multiple Choice

Which is a Lewis acid but not a Brønsted acid?

• A) HCN
• B) CO₃^2-
• C) OH^-
• D) Cl^-
• E) Al³⁺

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Definitions:

Greenhouse Effect

The warming of Earth's surface and atmosphere caused by the trapping of the sun's heat by greenhouse gases, such as carbon dioxide and methane.

Genetic Pollution

The uncontrolled spread of genetically modified or foreign genes into wild populations, potentially threatening biodiversity.

Recombinant DNA

Laboratory-created DNA molecules that combine genetic material from various sources through genetic recombination techniques.