2) Write the types of reaction and explain each with example.
Answers
Explanation:
1. An example of a combination reaction is when hydrogen and chlorine react to form hydrochloric acid: The subscripts in the chemical reaction in this image refer to the states of matter.
2 Displacement reaction is a chemical reaction in which a more reactive element displaces a less reactive element from its compound. Both metals and non-metals take part in displacement reactions. Example : Reaction of iron nails with copper sulphate solution.
Answer:Combination reaction:2 or more products forms a single product
Eg 2h2 plus o2 give 2h20
Decomposition reaction:a single products breaks down to two or more compounds
Eg cac03 decomposes to cao and co2 on heating
Displacement reaction:One group of atom displace the other if it is more reactive
Eg:zn+cuso4 gives znso4 plus customers
Double.displacement reaction two group of lions displaces each other
Eg Na2so4+Bacl2 give Baso4+2nacl
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