How fast? How furious?

This is a product of Mr Essex a member of the science department of Dartford

Technology College

Question 1

• Hydrogen when lit in oxygen explodes to form energy and ?

• Carbon dioxide

• More hydrogen

• Water

• Hydrochloric acid

Question 2

• A chemical reaction that gives out energy is called?

• Endothermic

• Exothermic

• Endocrine

• Exoskeleton

Question 3

• The rate of a chemical reaction doubles with every ?

• 50oC

• 25oC

• 10oC

• 2oC

Question 4

• Endothermic chemical reactions feel?

• Cold to the touch

• Hot to the touch

• Rough to the touch

• Smooth to the touch

Question 5

• Which of the following all affect the rate of a reaction?

• Surface area, temperature, competition.

• Concentration, temperature, competition.

• Concentration, competition, surface area.

• Concentration, temperature, surface area.

Question 6

• What do we call a chemical that can also speed up a chemical reaction?

• Cataract

• Catarrh

• Catalyst

• Catamaran

Question 7

• When hydrogen peroxide reacts to form water and oxygen, which of the following is used as a catalyst?

• Manganese dioxide

• Carbon dioxide

• Sulphur dioxide

• Nitrogen dioxide

Question 8

• A catalyst is used in chemical reactions to change the rate it usually?

• Slows it down.

• Keeps it constant.

• Stops the reaction

• Speeds it up

Question 9

• What do we call the device on a car that speeds up making exhaust gas safer?

• Carburettor

• Automatic choke

• Fuel injection

• Catalytic converter

Question 10

• What do we call a biological catalyst?

• Hormone

• Blood

• Enzyme

• Lipid

Question 11

• Which household product is most likely to contain enzymes?

• Bleach.

• Washing up liquid.

• Washing powder.

• Talcum Powder.

Question 12

• What is the normal working temperature of the human body?

• 30oC

• 35oC

• 37oC

• 40oC

Question 13

• Fertiliser is made from ?

• Ammonia and Nitrogen

• Ammonia and Oxygen

• Ammonia and Helium

• Ammonia and Argon

Question 14

• The manufacture process of Ammonia was invented by a chemist from?

• England

• France

• Germany

• Spain

Question 15

• Who invented the process for the manufacture of Ammonia?

• Fritz Barber

• Fritz Haber

• Fritz Caber

• Fritz Sabre

Question 16

• Organic crops are grown without the use of?

• Ammonium Nitrate

• Manure

• Compost

• Fishmeal

Question 17

• What do we call a device which detects a form of energy?

• Beaker

• Tripod

• Bunsen

• Sensor

Question 18

• When we set up a sensor against a known scale, we say it is?

• Callipers

• Callous

• Calligraphy

• Calibrated

Question 19

• The following is a definition of, ‘ The amount of a substance in a given volume of solution’?

• Concentration

• Sublimation

• Termination

• Violation

Question 20

• What do we call the force exerted per unit area?

• Tension

• Suspension

• Depression

• Pressure

Hard luck

• You have made a mistake but if you wish to try again click the button below.

Well done

• You have successfully completed this revision. If you wish to repeat it click the button below.