Post-UTME Chemistry 2017 Objective — Question 8
Question 8 of 20 from the Post-UTME Screening (Post-UTME) Chemistry 2017 Objective paper, with the correct answer and a full explanation.
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The following acids are non-basic except
- A. methanoic acid
- B. dioxonitrate(III) acid
- C. ethanedioic acidCorrect
- D. oxochlorate(I) acid
Explanation
Ethanedioic (oxalic) acid is dibasic (diprotic), able to donate two protons, unlike the other monobasic acids listed. (No printed answer key for this session; answer worked out independently.)
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