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mnsoomro
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Which nutrients are required in very small amount for the normal growth of plants?
Nitrogenous fertilizers Phosphorus fertilizer Micronutrients All of the above Submitted by :- Muhammad Nawaz
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Which one of the following is termed as benzyl alcohol ?
A. C6H5OH B. C6H5CH(OH)2 C. C6H5CH2OH D. C6H5COOH Submitted by :- Jamil Ahmed
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The oxidation of isopropyl alcohol will yield___________________?
A. propane B. Propanol C. Propanone D. Propanoic acid Submitted by :- Jamil Ahmed
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The rectified spirit contains________________?
A. 12% alcohol B. 9% alcohol C. 95% alcohol D. 1% alcohol Submitted by :- Jamil Ahmed
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What is Clinker?
Roasted calcareous material Roasted argillaceous material Roasted calcareous and argillaceous material Roasted gypsum Submitted by :- Muhammad Nawaz
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The formula of starch is__________________?
A. C12H22O11 B. C6H10O5 C. (C6H10O5)n D. C6H12O6 Submitted by :- Jamil Ahmed
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Water gas heated at 45?C and 200 atm pressure in the presence of ZnO+Cr2O3 will produce________________?
A. methanal B. methanol C. carbonic acid D. methane Submitted by :- Jamil Ahmed
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_____is the distance between the planes of graphite.
(A). 0.876nm (B). 0.223nm (C). 0.124nm (D). 0.335nm (E). None of these Submitted by :- Muhammad Nawaz
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Which one of the following alcohol has greater boiling point___________________?
A. ethanol B. ethylene glaycol C. glycerol D. methanol Submitted by :- Jamil Ahmed