A hydrocarbon X with a molar mass of 26 consists of 92.3% carbon. What is…
A hydrocarbon X with a molar mass of 26 consists of 92.3% carbon. What is its molecular formular…
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If the silver mirror test is positive, it indicates the presence of an
If the silver mirror test is positive, it indicates the presence of an A. alkyne B. alkanol C.…
If glucose is heated with concentration tetraoxosulphate (VI) acid, it will be dehydrated to
If glucose is heated with concentration tetraoxosulphate (VI) acid, it will be dehydrated to A. carbon B. carbon…
Leads is used for making bullets and lead shots because of its
Leads is used for making bullets and lead shots because of its A. resistance to corrosion B. low…
The most common ores of iron include
The most common ores of iron include A. haematite, malachite and limonite B. chalcolite, calamine and bornite C.…
The type of isomerism shown by cis- and trans- isomers is
The type of isomerism shown by cis- and trans- isomers is A. optical isomerism B. positional isomerism C.…
When a solution of ammonium trioxocarbonate (IV) is added to a solution of an unknown…
When a solution of ammonium trioxocarbonate (IV) is added to a solution of an unknown salt, a white…
Which of the following compounds of trioxonitrate (V) will decomposes to give dinitrogen (i) oxide…
Which of the following compounds of trioxonitrate (V) will decomposes to give dinitrogen (i) oxide and water when…
The substance that is used in the steel industry for the removal of carbon, sulphur…
The substance that is used in the steel industry for the removal of carbon, sulphur and phosphorus impurities…
The rate of a reaction usually decrease in the concentration of reactants because
The rate of a reaction usually decrease in the concentration of reactants because A. kinetic energy decrease B.…