Exothermic and Endothermic Reactions (HSC SSCE Chemistry): Flashcards
📚Flashcards
Practise the cards
10 cards from this deck
ShowHide
Practise the cards
10 cards from this deck
Definition of thermochemistry
Definition of thermochemistry
Study of energy changes during chemical reactions
Exothermic reaction meaning
Exothermic reaction meaning
Releases heat energy to surroundings
Endothermic reaction meaning
Endothermic reaction meaning
Absorbs heat energy from surroundings
Test tube temp in exothermic reaction
Test tube temp in exothermic reaction
Becomes hot
Test tube temp in endothermic reaction
Test tube temp in endothermic reaction
Becomes cold
More common: exothermic or endothermic?
More common: exothermic or endothermic?
Exothermic reactions
Type of combustion reactions
Type of combustion reactions
Always exothermic
Most synthesis reactions
Most synthesis reactions
Exothermic
Most decomposition reactions
Most decomposition reactions
Endothermic
Can dissolution be both exo and endo?
Can dissolution be both exo and endo?
Yes, depends on substance