Advertisements
Advertisements
Question
Translate the following statement into chemical equation and then balance it.
Barium chloride reacts with aluminium sulphate to give aluminium chloride and a precipitate of barium sulphate.
Advertisements
Solution
\[\ce{BaCl2_{(aq)} + Al2(SO4)3_{(aq)} -> AlCl3_{(aq)} + BaSO4_{(s)}}\]
Balanced equation:
\[\ce{3BaCl2_{(aq)} + Al2(SO4)3_{(aq)} -> 2AlCl3_{(aq)} + 3BaSO4_{(s)}}\]
APPEARS IN
RELATED QUESTIONS
Balance the given equation:
Mg(OH)2 + HCI MgCI + H2O
When hydrogen is passed over copper oxide, copper and steam are formed. Write a balanced equation for this reaction and state which of the chemicals are reactants.
With the help of an appropriate example, justify that some of the chemical reactions are determined by Evolution of a gas.
Give chemical equation for the reaction involved in the above case.
State one characteristic of the chemical reaction which takes place when dilute hydrochloric acid is added to sodium carbonate.
Is Burning of natural gas an endothermic reaction or an exothermic reaction?
An acid which can decolourise purple coloured potassium permanganate solution is:
(a) sulphuric acid
(b) citric acid
(c) carbonic acid
(d) hydrochloric acid
Zinc oxide reacts with carbon, on heating, to form zinc metal and carbon monoxide. Write a balanced chemical equation for this reaction. Name (i) oxidising agent, (ii) reducing agent, in this reaction.
Why do we need to balance chemical equations?
State the information conveyed by the following equation:
Zn(s) + 2HCl(aq) → ZnCl2(aq) + H2 ↑
Write the chemical equation for the following word equation and balance them.
Magnesium + Sulphuric acid → Magnesium sulphate + Hydrogen
Balance the following equation:
PbS + O2 → PbO + SO2
Write the balanced chemical equation of the following reaction.
barium chloride + sulphuric acid → barium sulphate + hydrochloric acid
Write the balanced chemical equation of the following reaction.
zinc sulphide + oxygen → zinc oxide + sulphur dioxide
\[\ce{MnO2 + 4HCl -> MnCl2 + 2H2O + Cl2}\]
0.02 moles of pure MnO2 is heated strongly with conc. HCl. Calculate the mass of salt formed.
In certain reaction an insoluble solid called precipitate is formed. State the colour and name of the precipitate formed in the following reaction involving addition of:
Dilute hydrochloric acid to silver nitrate.
Write word equation for the following chemical reaction given below. Also state the observation seen in the case.
\[\ce{Na2SO3 + 2HCl ->[\triangle] 2NaCl + H2O + SO2}\]
Explain the term ‘chemical equation’.
Balance the following simple equation:
Al + H2SO4 → Al2(SO4)3 + H2
Balance the following simple equation:
Fe2O3 + H2 → Fe + H2O
Why should a magnesium ribbon be cleaned before burning in air?
