Rates of Reaction Quiz Question 1 The Rate

Question 1 The Rate of Reaction is? a) b) c) d) How fast reactants

Question 2 Which of these reactions is the fastest? A firework exploding b) Frying

Question 3 Which of these reactions is the slowest? Wood rotting b) Magnesium being

Question 4 Which theory explains reaction rates? Evolutionary theory b) Collision theory c) Newton’s

Question 5 The rate of reaction depends on… How many reactant particles there are

Question 6 A reaction stops when… a) Bubbles are formed b) When there are

Question 7 Which of these can speed up a reaction between an acid and

Question 8 Which of these would react the quickest with an acid? A big

Question 9 Why would a fine metal powder react more quickly with acid than

Question 10 What effect does increasing the temperature have on the rate of reaction?

Question 11 Explain using particle theory why increasing the concentration of the reactants increases

Question 12 Explain using particle theory why increasing the surface area of the reactants

Question 13 Explain using particle theory why increasing the temperature of the reactants increases

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Rates of Reaction Quiz

Question 1 The Rate of Reaction is? a) b) c) d) How fast reactants are changed into products The amount of kinetic energy a particle has How fast products are changed into reactants The number of reactions that happen per minute

Question 2 Which of these reactions is the fastest? A firework exploding b) Frying an egg c) Iron on a car rusting d) Mr Berry digesting his lunch a)

Question 3 Which of these reactions is the slowest? Wood rotting b) Magnesium being burnt c) Zinc reacting with hydrochloric acid d) Sodium reacting with water a)

Question 4 Which theory explains reaction rates? Evolutionary theory b) Collision theory c) Newton’s first law d) None of the above a)

Question 5 The rate of reaction depends on… How many reactant particles there are b) How much energy particles have c) How quickly particles collide d) All of the above a)

Question 6 A reaction stops when… a) Bubbles are formed b) When there are no reactants left c) When we stir it d) When we tell it to

Question 7 Which of these can speed up a reaction between an acid and a metal? a) b) c) d) Adding heat Cooling the reaction down Diluting the acid Using less acid

Question 8 Which of these would react the quickest with an acid? A big lump of metal b) A fine metal powder a)

Question 9 Why would a fine metal powder react more quickly with acid than large lumps of metal? a) b) c) d) The fine powder weighs more The fine powder weighs less The fine powder has a larger surface area The fine powder has a smaller surface area

Question 10 What effect does increasing the temperature have on the rate of reaction? a) It does nothing to the rate of reaction b) It increases the rate of reaction c) It decreases the rate of reaction d) You cannot tell

Question 11 Explain using particle theory why increasing the concentration of the reactants increases the rate of reaction?

Question 12 Explain using particle theory why increasing the surface area of the reactants increases the rate of reaction?

Question 13 Explain using particle theory why increasing the temperature of the reactants increases the rate of reaction?