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WorksheetsExothermic Reactions
Total questions: 13
Worksheet time: 7mins
Name the chemical reaction that involves the release of energy in the form of heat or light.
Endothermic
Exothermic
Combustion
Thermal
Who was the scientist who coined the word exothermic?
Pierre Eugene Marcellin Berthelot
Antoine Laurent Lavoisier
Germain Henri Hess
Joe Biden
Choose the appropriate option(s) giving an example of exothermic reactions.
Formation of snow
Melting of ice cubes
Galvanisation
The spreading of corona
An exothermic reaction is one which:
Takes place only on heating
Is accompanied by a flame
Is accompanied by a absorption of heat
Is accompanied by evolution of heat
When you have been swimming and you come out of the pool, you may feel cold. Why is this?
Because Cardi B decided to create a swimming pool for 7 Beta
Because of endothermic reactions
Because of exothermic reactions
Because the air is cooler around you
Exothermic reactions do not include
Lewis Hamilton
Breakage of chemical bonds
Temperature rise
Heat released into the environment
In an exothermic reaction, heat is
Taken in or absorbed
Taken in or released
Given out or released
Given out or absorbed
What type of reaction occurs in a hand warmer
Endothermic reaction
Exothermic reaction
Chemical reaction
Displacement reactions
Melting of ice cubes is an example of
Exothermic reaction
Endothermic Reaction
Some sorta reaction
Reaction of shock
Photosynthesis is an exothermic reaction
True
False
A student mixed two chemicals to allow them to react. The temperature before the reaction was 25 ° C. The temperature after the reaction was 18° C. Which of the following is(are) true?
The temperature changed
There was an increase the temperature
It is an endothermic reaction
It is an exothermic reaction
Is cellular respiration endothermic or exothermic?
Endothermic
Exothermic
An everyday usage of exothermic reactions is in self________
heating cans
isolation
confidence
chemical reactions
