Which of the following compounds is a soapless detergent?
Which of the following compounds is a soapless detergent? A. C 12H 25OSO3Na B. C 17H 35COONa C.…
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A solution of zinc chloride should not be stored in a container made of
A solution of zinc chloride should not be stored in a container made of A. tin B. copper…
Glucose gives a brick-red precipitate with Fehling’s solution because it is
Glucose gives a brick-red precipitate with Fehling’s solution because it is A. carbohydrate B. an alkanoate C. a…
What quantity of electrons in moles is needed to discharge two moles of aluminum from…
What quantity of electrons in moles is needed to discharge two moles of aluminum from aluminum oxide (AI…
Two solutions containing Pb2+ and AI3+ respectively can be distingusihed using
Two solutions containing Pb2+ and AI3+ respectively can be distingusihed using A. NaOH(aq) B. NH3(aq) C. conc. HCI3…
What are the values of x, y and z respectively in the following in the…
What are the values of x, y and z respectively in the following in the following equation? MnO…
Which of the following subtances will not produce effervescence with dilute hydeochloric acid?
Which of the following subtances will not produce effervescence with dilute hydeochloric acid? A. Copper (ll) trioxocarbonate (IV)…
Which of the following pairs of salts undergo hydrolysis?
Which of the following pairs of salts undergo hydrolysis? A. AlCI3 and NH4CI B. AICI3 and NaCI C.…
The alloy used extensively in the building industry is
The alloy used extensively in the building industry is A. steel B. bronze C. duralumin D. type metal…
Which of the following salts is not prepared by precipitation?
Which of the following salts is not prepared by precipitation? A. Lead (ll) trioxocarbonate (lV) B. Barium trioxocarbonate…