Making of chemical bonds is a:
exothermic reaction
endothermic reaction
combustion reaction
roasting
Methane on reaction with oxygen gives:
CO2 and CO
CO2 and H2O
CO and H2
C and H2
Breaking of chemical bond is a/an:
calcination reaction
For exothermic reaction, ΔH is:
Positive
Zero
Negative
Same
The principle used in equilibrium system to yield better product.
Avogadro's law
Lussais law
Ideal gas law
Le Chatelier's Principle
