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Covers exothermic and endothermic reactions, and reactions of metals with oxygen, water, and acids.
#chemical_reactions#exothermic#endothermic#metals#reaction_with_oxygen#reaction_with_water#reaction_with_acids#grade8#science_quiz
15 questions
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Which three components make up the "fire triangle" required for combustion to occur?
When a fuel burns, stored chemical energy is primarily converted into:
Any chemical reaction in which a substance combines with oxygen is classified as a(n):
Which statement correctly describes an endothermic reaction?
What are the products of the reaction between sodium hydrogen carbonate and citric acid?
Dissolving ammonium nitrate in water causes the temperature of the solution to decrease. This process is:
Which chemicals are mixed inside self-heating cans to warm food or drink via an exothermic reaction?
Why are reactive metals like sodium and potassium stored under oil?
Which two conditions are necessary for iron to rust?
What products are formed when a metal like sodium or potassium reacts with liquid water?
When magnesium reacts with steam (water gas), the reaction produces:
What is the general word equation for the reaction between a metal and a dilute acid?
What salt is produced when magnesium reacts with dilute hydrochloric acid?
Elements that do not readily react with oxygen, water, or acids (such as gold) are described as:
Which two metals are too reactive to be safely mixed with dilute acids in a school laboratory?
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13 questions
