For the three questions that follow, two statements for each are given: one
labelled Assertion (A) and the other labelled Reason (R). Select the correct
answer to these questions from the codes (i), (ii), (iii) and (iv) as given below
i) Both A and Rare true and R is correct explanation of the assertion.
ii) Both A and R are true but R is not the correct explanation of the assertion.
iii) A is true but R is false.
iv) A is false but R is true.
1) Assertion:- Combustion of natural gas is an example of exothermic reaction
Reason:- Natural gas combines with oxygen to release large amount of
heat.
2) Assertion:- Silver chloride turns grey in the presence of sunlight.
Reason:- In the presence of sunlight, silver chloride undergoes a
combination reaction.
3) Assertion:- A double displacement reaction occurs when an element
displaces another element from its compound.
Reason:- A more reactive metal like magnesium can displace copper from
copper sulphate solution.
Plz help me out with this question!
Answers
Answered by
1
Answer:
1.i
2.iii
3. iv
please mark it the brainliest answer
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