Ethanol reacts with excess acidified K2Cr2O to produce
Ethanol reacts with excess acidified K2Cr2O to produce A. ethanedioic acid B. ethanal C. ethylethanoate D. ethanoic acid…
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Ethene reacts with hydrogen bromide to give
Ethene reacts with hydrogen bromide to give A. CH2Br2 B. CH3CH2Br C. C2H2Br2 D. CHBr2 Correct Answer: Option…
How many isomers does pentane have?
How many isomers does pentane have? A. 6 B. 5 C. 4 D. 3 Correct Answer: Option D…
The modern process of manufacturing steel for iron is by
The modern process of manufacturing steel for iron is by A. treatment with acids B. oxidation C. blast…
Chlorine gas turns a damp starch-iodide paper
Chlorine gas turns a damp starch-iodide paper A. pink B. colourless C. red D. dark blue Correct Answer:…
The metal that liberates hydrogen from cold water in bubbles only is?
The metal that liberates hydrogen from cold water in bubbles only is? A. Na B. K C. Ca…
The salt that will form a precipitate soluble in excess ammonia solution is
The salt that will form a precipitate soluble in excess ammonia solution is A. Ca(NO3)2 B. Cu(NO3)2 C.…
Which of the following statements is true of sulphur (IV) oxide?
Which of the following statements is true of sulphur (IV) oxide? A. It forms tetraoxosulphate (VI) acid with…
Hydrogen can be displaced from a hot alkaline solution by
Hydrogen can be displaced from a hot alkaline solution by A. Fe B. Cu C. Ca D. Sn…
Metals of the first transition series have special properties which are different from those of…
Metals of the first transition series have special properties which are different from those of groups I and…