1) .For the following question, two statements are given – one labelled Assertion (A) and the other labelled Reason (R). Select the correct answer to these questions from the codes (a), (b), (c) and (d) as given below:
Assertion (A) – C + O2 → CO2 + heat is an exothermic reaction.
Reason (R) – The reaction in which heat is evolved is called an exothermic reaction.
a) Both A and R are true, and R is correct explanation of A.
b) Both A and R are true, but R is not the correct explanation of A.
c) A is true but R is false.
d) Both A and R are false.
Assertion (A) – C + O2 → CO2 + heat is an exothermic reaction.
Reason (R) – The reaction in which heat is evolved is called an exothermic reaction.
a) Both A and R are true, and R is correct explanation of A.
b) Both A and R are true, but R is not the correct explanation of A.
c) A is true but R is false.
d) Both A and R are false.
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Answer:
Option A is correct
Explanation:
Answer:
Yes
Explanation:
A: it is a combustion reaction
Burning carbon compound in excessive to give extingush (heat) , light
So, Heat and light are forms. of energies
Exothermic reaction :- heat liberated,
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Actually meaning dissolving of acid or base in water is highly exo. process. It is dilution
less acid, more oxygen
According to urs Q,