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3603. The main constituent of rock phosphate is

September 7, 2025 by Admin

Mono-calcium phosphate

Di-calcium phosphate

Fluorspar

None of these

✅ The correct answer is option B.

Categories Chemical Engineering, Engineering, Fertilizer Technology MCQs Tags Chemical Engineering MCQs, Engineering MCQs, Fertilizer Technology MCQs

3596. Optimum reaction temperature in steam reforming of naphtha is __________ °C.

3608. A fertiliser contains 82% N₂. It could be

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