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Acid radicals are present in 

Chemistry
JAMB 2025

Acid radicals are present in 

  • A. CO\(_3\)\(^{2-}\), PO\(_4\)\(^{3-}\), Mg\(^{2+}\)
  • B. CO\(_3\)\(^{2-}\), SO\(_4\)\(^{2-}\), Na\(^+\)
  • C. CO\(_3\)\(^{2-}\), SO\(_4\)\(^{2-}\), NO\(_3\)\(^-\)
  • D. CO\(_3\)\(^{2-}\), SO\(_4\)\(^{2-}\), K\(^+\)
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Correct Answer: Option C
Explanation

Acid radicals are negatively charged ions (anions) that are derived from an acid by the removal of one or more hydrogen ions (H⁺). Conversely, positively charged ions (cations) are called basic radicals. 

Based on the above definition,the correct option is C, as it is the only list where all species are acid radicals (anions). 

There is an explanation video available below.

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Explanation Video

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