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Heat Of Reaction
Quiz 3
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2
3
Q.1
Which one of the following reactions are endothermic?
Fe(s)→Fe(l)
2C+2H2+20kcal/mol → C2H
Ba(OH)2+CO2 → BaCO3+H2O+heat
Both A & B
Q.2
In a chemical reaction, energy is used to :
cause a change of state
overcome intermolecular forces
break or form bonds within molecules
All of above
Q.3
A change in matter in which heat is absorbed is ..... process
Endothermic
Exothermic
Absorbed
Gained
0 h : 0 m : 1 s
1
2
3
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