When air is successively passed through sodium hydroxide ...
When air is successively passed through sodium hydroxide solution, alkaline pyrogallol and then concentrated tetraoxosulphate (VI) acid, its remaining components are
oxygen and water vapour
oxygen and nitrogen
carbon (IV) acid and noble gases
nitrogen and noble gases
Correct answer is D
No explanation has been provided for this answer.
Aluminium is extracted commercially from its ore by? ...
Consider the following equilibrium system: 2SO2(g) + O2(g) ⇌ 2SO3(g) The ad...
The bond which joins two ethanoic acid molecules in the liquid state is...
Which of the following processes NOT lead to a chemical change? ...
What is the chemical symbol for Rhodium? ...
The enzyme used in the hydrolysis of starch to dextrin and maltose is ...
Which of the curves in the above graph illustrates the behaviour of an ideal gas?...
The figure above shows the electrolysis of molten sodium chloride. Z is the ...