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Endothermic and exothermic reactions
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Unit for ΔH is _________
kJ / mol
ΔH for endothermic reaction is positive sign or negative sign?
positive sign
ΔH for exothermic reaction is positive sign or negative sign?
negative sign
Heat decomposition of metal nitrate is an ____________ reaction.
endothermic
Respiration reaction is an ____________ reaction.
exothermic
Oxidation of metal is an ____________ reaction.
exothermic
Photosynthesis reaction is an ____________ reaction.
endothermic
Heat decomposition of metal carbonate is an ____________ reaction.
endothermic
Combustion of fuel is an ____________ reaction.
exothermic
Dissolving sodium hydroxide in water is an ____________ reaction.
exothermic
Dissolving ammonium salt in water is an ____________ reaction.
endothermic
Neutralisation reaction is an ____________ reaction.
exothermic