Short answerEasy1 mark
3(ii)
Study the reaction given below and answer the questions that follow: NaNO₃ + H₂SO₄ (conc.) —(< 200°C)→ NaHSO₄ + HNO₃
Give one reason for maintaining the temperature below 200°C.
Topic: Metallurgy, ores, extraction and alloys
Previous-year question practice database
Answer
Exam answer
Nitric acid decomposes at higher temperatures; therefore the temperature is kept below 200°C.