Ch-1 Chemical Reactions and Equations| Displacement and Double displacement Reactions NCERT CLASS 10

Chemical reactions and it's equations

What are double displacement reactions ?

Give an example of displacement reaction.

What is the difference between displacement and double displacement reactions? Write equations for these reactions.

Classify each of the following reactions as combination, decomposition, displacement or double displacement: BaCl_2 + Na_2SO_4 to BaSO_4 + 2NaCl

Classify each of the following reactions as combination, decomposition, displacement or double displacement: 2KClO_3 to 2KCl + 3O_2

Classify each of the following reactions as combination, decomposition, displacement or double displacement: 2Al+Fe_2O_3 to Al_2O_3 + 2Fe

Chemical equation can indicate the time taken by the reaction.

Give an example of double displacement reaction, where a gas is evolved.

Barium chloride on reacting with ammonium sulphate forms barium sulphate and ammonium chloride. Which of the following correctly represents the type of the reaction involved? (i) Displacement reaction (ii) Precipitation reaction (iii) Combination reaction (iv) Double displacement reaction