JAMB Chemistry 2007 Objective — Question 37
Question 37 of 50 from the Joint Admissions and Matriculation Board (JAMB) Chemistry 2007 Objective paper, with the correct answer and a full explanation.
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When calcium oxide is heated with carbon, the oxide will
- A. decompose to the metal
- B. be converted to the carbideCorrect
- C. melt, producing carbon(IV) oxide
- D. be converted to the trioxocarbonate (IV) salt
Explanation
Heating calcium oxide with carbon converts it to calcium carbide (CaC2).
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