JAMB Chemistry 2020 Objective — Question 16
Question 16 of 40 from the Joint Admissions and Matriculation Board (JAMB) Chemistry 2020 Objective paper, with the correct answer and a full explanation.
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Which of the following salts will, when heated together, produce N2O? (i) NaNO2 and NH4Cl (ii) NaNO3 and NH4Cl (iii) KCl and NH3 (iv) NH4NO3 and CuO
- A. i onlyCorrect
- B. ii only
- C. i and ii
- D. i, ii and iv
Explanation
Heating a mixture of NaNO2 and NH4Cl produces N2O gas via a double decomposition/decomposition reaction pathway.
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