Chemistry
Name the gas produced when:
(a) steam is passed over hot coke.
(b) chlorine is dissolved in water and exposed to sunlight.
(c) a piece of calcium is added to water.
(d) when fossil fuel is burnt.
Related Questions
The products formed when water is subjected to electrolysis are:
- hydrogen and oxygen
- hydrogen and sulphur dioxide
- only hydrogen
- only oxygen
Classify the following into solutions, colloids and suspensions :
Sugar and water, chalk and water, milk, sand and water, salt and water, soap solution.
Define the following terms:
(a) Solution
(b) Solute
(c) Solvent
What is meant by:
(a) Unsaturated
(b) Saturated and
(c) Supersaturated solutions.