Advertisements
Advertisements
Question
Write a fully balanced of the following case :
Magnesium metal is treated with dilute hydrochloric acid.
Advertisements
Solution
Mg + 2HCl → MgCl2 +H2
APPEARS IN
RELATED QUESTIONS
State one relevant observation for given reactions:
Action of dilute Hydrochloric acid on iron (II) sulfide.
State your observations when Dilute Hydrochloric acid is added to Sodium thiosulphate.
The acid on mixing with silver nitrate solution produces a white precipitate which is soluble in excess ammonium hydroxide
Convert two soluble metallic nitrates to insoluble metallic chlorides using dil. HCl.
Name the following:
Salt obtained by heating sodium chloride with concentrated sulphuric acid below 200 degree celcius.
Name the following:
A chemical in which gold can be dissolved.
Select from the list given (a to e) one substances in each case which matches the description given in parts (i) to (v). (Note : Each substance is used only one in the answer)
(a) Nitroso Iron (II) Sulphate
(b) Iron (III) chloride
(c) Chromium sulphate
(d) Lead (II) chloride
(e) Sodium chloride
(i) A compound which is deliquescent
(ii) A compound which is insoluble in cold water, but soluble in hot water
(iii) The compound responsible for the brown ring during the brown ring test of nitrate iron
(iv) A compound whose aqueous solution is neutral in nature
(v) The compound which is responsible for the green colouration when sulphur dioxide is passed through acidified potassium dichromate solution
Write observation:
Lead nitrate solution is mixed with dilute hydrochloric acid and heated.
State which of the two - a solution of HCl in water or in toluene is an electrolyte. Explain.
State which of the two - a solution of HCl in water or in toluene is an electrolyte. Explain.
