An exothermic reaction is one in which t...

An exothermic reaction is one in which the reacting substances :

A

Have same energy as products

B

Have less energy than the products

C

Have more energy than the products

D

Are at higher temperature than the products

Text Solution

Verified by Experts

The correct Answer is:

C

Doubtnut Promotions Banner Desktop Dark

Doubtnut Promotions Banner Mobile Dark

|

Topper's Solved these Questions

THERMODYNAMICS
ALLEN|Exercise EXERCISE -4|18 Videos
THERMODYNAMICS
ALLEN|Exercise EXERCISE -2|100 Videos
TEST PAPERS
ALLEN|Exercise CHEMISTRY|19 Videos
Thermodynamics And Thermo Chemistry
ALLEN|Exercise All Questions|39 Videos

Similar Questions

Explore conceptually related problems

An exothermic reaction is one which

In an exothermic reaction

Knowledge Check

In exothermic reaction

A

Heat absorbed is given negative sign

B

Change in enthalpy is given positive sign

C

Heat evolved is given positive sign

D

None of these.

In exothermic reaction

A

`H_(R)= H_(P)`

B

`H_(R) gt H_(P)`

C

`H_(R) lt H_(P)`

D

`Delta H=0`

An exothermic reaction is one which

A

Takes place only on heating

B

Is accompanied by a flame

C

Is accompanied by a absorption of heat

D

Is accompanied by evolution of heat

Similar Questions

Explore conceptually related problems

For an exothermic reaction

For an exothermic reaction

For an exothermic reaction, which is true

In an exothermic reaction DeltaH is

An exothermic reaction is represented by the greph :

ALLEN-THERMODYNAMICS -EXERCISE -3

An exothermic reaction is one in which the reacting substances :
02:07
|
In endothermic reactions the reactants :
01:16
|
Which of the following is an endothermic reaction?
03:13
|
Which of the following reaction is endothermic?
03:09
|
Which one of the reaction is an exothermic reaction
01:34
|
The formation of water from H(2)(g) and O(2)(g) is an exothermic proce...
01:07
|
Which plot represents for an exothermic reaction ?
02:42
|
Which of the following are applicable for a thermochemical equation ? ...
04:04
|
The correct thermochemical equation is :
01:06
|
The enthalpy changes of formation of the gaseous oxides of nitrogen (N...
02:58
|
Delta H for transition of carbon in the diamond form to carbon in the ...
Text Solution
|
Which respresent an exothermic reaction :-
01:15
|
Which of the following value of DeltaH(f)^(@) represent that the produ...
02:22
|
S(("rhombic"))+O(2(g))rarr SO(2(g)) , Delta H =-297.5 K J S(("monocl...
02:46
|
Heat of formation, Delta H(f)^(@) of an explosive compound like NCl(3)...
03:01
|
According to the following reaction C(S)+1//2O(2)(g)rarr CO(g), Delta ...
01:33
|
Which of the following represents an exothermic reaction :-
01:08
|
The heat change during the reaction 24g C and 128g S following he chan...
02:39
|
For the reaction ,3O(2)rarr 2O(3),DeltaH=+ve. We can say that :
02:20
|
From the reaction P(White) rarr P(Red) Delta H =-18.4KJ, it follows th...
01:21
|