Advertisements
Advertisements
प्रश्न
Define a displacement reaction with a suitable example.
Advertisements
उत्तर
Displacement reaction: “Is a chemical reaction in which an element [or radical] replaces another element in a compound.”
\[\ce{Cl2 + 2KBr->2KCl + Br2}\]
APPEARS IN
संबंधित प्रश्न
Decomposition brought about by heat is known as thermal decomposition. What is the difference between thermal dissociation and thermal decomposition?
(a) Define the neutralization reaction with an example.
(b) Give a balanced equation for this reaction.
(c) Give three applications of neutralization reactions.
State the type of reactions for the following represent and balance the ones that are not balanced.
AgNO3 + NaCl → AgCl + NaNO3
What is a decomposition reaction?
On heating which of the following substances i.e. copper carbonate, zinc carbonate, washing soda, copper sulphate, zinc nitrate, copper nitrate, lead nitrate, ammonium chloride and ammonium dichromate – relate to the reaction given below.
A coloured substance which decomposes violently leaving a coloured residue and evolving two neutral gases one of which is unreactive or inert in nature.
State which of the substance given below evolve oxygen gas on thermal decomposition.
Lead nitrate
Give a balanced equation for thermal decomposition of mercury [II] oxide
Name a metallic oxide which on thermal decomposition is reduced to metal.
Give a balanced equation for the following type of reaction:
A direct combination reaction between phosphorus and neutral gas.
Give a balanced equation for the following type of reaction:
A thermal decomposition reaction of a salt – which results in the formation of nitrogen gas.
