Science mad Chemistry Lab Instruction
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Science mad Chemistry Lab Instruction

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WARNING!
Materials which may come into contact with the
skin could cause allergic reactions to susceptible
individuals. In the case of irritation discontinue use. If the lens
becomes scratched or damaged, the goggles should be replaced.
Eye protectors/goggles worn over standard ophthalmic spectacles
may transmit impacts, thus creating a hazard to the wearer.
Distributed by Trends UK Ltd,
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Harwell Oxford,
Didcot, OX11 0QG. UK
Email: trends@jgdirect.net
www.trendsuk.co.uk
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Please retain the information in
this manual for future reference.
Colour, designs and decorations
may vary from those shown in
the photographs.
Item No. SM20
Printed in China.
AGES 10 AND UP
P38-CM002-81049003
WARNING!
Not suitable for children under 10 years. For use
under adult supervision. Contains some chemicals
which present a hazard to health. Read the instructions before use,
follow them and keep them for reference. Do not allow chemicals to
come into contact with any part of the body, particularly the mouth and
eyes. Keep small children and animals away from experiments. Keep
the experimental set out of reach of children under 10 years old. Eye
protection for supervising adults is not included. Functional sharp points
and edges: cut and puncture wound hazard. Dispose of unwanted
chemicals by greatly diluting with water and running into the waste
water system. For chemicals labelled as hazardous to the environment,
please contact your local council for safe disposal information.

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Summary of Contents for Science mad Chemistry Lab

  • Page 1 WARNING! Not suitable for children under 10 years. For use WARNING! Materials which may come into contact with the under adult supervision. Contains some chemicals skin could cause allergic reactions to susceptible which present a hazard to health. Read the instructions before use, individuals.
  • Page 2 Contents of this instruction booklet Contents of the Chemistry Lab CAUTION! Contains some chemicals that are classified as a safety hazard Contents of Chemistry Lab First Aid CHEMICAL RISK CHEMICAL RISK Safety Goggles user information Harmful if swallowed Ammonium Not hazardous.
  • Page 3 First Aid Instructions Safety Matters THE SAFETY RULES • In case of eye contact: Wash out eye with plenty of water, holding eye open if necessary. Seek immediate medical advice. DO read these instructions before use, follow them and keep them for reference. •...
  • Page 4 Instruction Booklet. millions of possible chemistry experiments. as possible. You must regard your Chemistry Lab as the ADULT SUPERVISION IS NECESSARY AT ALL TIMES. Test tube holder heart of a laboratory to which you can add A Chemistry Laboratory, such as this, is not for ‘playing’...
  • Page 5 Setting up your Chemistry Laboratory Working in your Chemistry Laboratory Have readily available at all times the You need to set up your laboratory work Keep accurate records of your work. There is Laboratory Techniques space in a well lit and ventilated room with, if following 6 items.
  • Page 6 Working in your Chemistry Laboratory Working in your Chemistry Laboratory continued... continued... Heating A Test Tube: SAFETY TIP: The use of clay pot. Your Water Supply SAFETY TIP: Using the Spirit Burner. You can considerably reduce the risk of an You can extinguish the burner flame by Always point the test tube away from you For washing dirty equipment a tap and...
  • Page 7 Working in your Chemistry Laboratory Working in your Chemistry Laboratory continued... continued... TIP: A Hand Sprayer. Using Chemicals TIP: TIP: You will need some empty bottles and Thoroughly wet the cork and the end A small (1 pint) garden or indoor plant containers.
  • Page 8 Additional equipment and chemicals Additional equipment and chemicals In order to carry out the full set of experiments A small clay plant pot Chemicals that you will need A lemon(s) described in this instruction booklet it is (preferably a new one) - from a gardening shop. Distilled water Methylated spirits necessary to add other equipment and...
  • Page 9 The Chemistry Experiments Chapter 1 - Soluble & Insoluble Substances Some substances dissolve in water to form a solution, they are said to be soluble; others do not, they are insoluble. The water is called a solvent and the substance which dissolves is called a solute.
  • Page 10 Chapter 1 - Soluble & Insoluble Substances Chapter 1 - Soluble & Insoluble Substances Experiment 1.4 To see if there are any dissolved substance in tap water Experiment 1.6 To separate a mixture of a soluble substance and an insoluble substance This is a very simple experiment.
  • Page 11 Chapter 2 - Invisible Inks Chapter 2 - Invisible Inks Some substances are a different colour when they are cold and when they are hot. We can use Experiment 2.4 Using a chemical developer for invisible ink this property to make invisible inks. You can write on paper with the ink and it only becomes Collect some starch from a Spray Starch spray in a small container visible when you “develop”...
  • Page 12 • conical flask resemble? • crystallising dish Using the chemicals supplied with this Chemistry Lab you can • pencil grow big crystals if you are patient and let them grow over several days. To grow really big crystals you will need to buy Experiment 3.3...
  • Page 13 • test tube flame. Continue heating until all the solid has melted. Put the HOT There is a sample of magnesium sulphate in the Chemistry Lab, but test tube into an empty beaker and allow it to cool. The cold liquid •...
  • Page 14 Chapter 3 - Crystal Chemistry 3a - Growing Crystals Chapter 3 - Crystal Chemistry 3a - Growing Crystals Experiment 3.8 Growing large crystals If you are growing a copper sulphate crystal then you need to add 60g of copper sulphate and 1 measure of sodium hydrogen Note: The are insufficient chemicals supplied in your lab to carry •...
  • Page 15 Chapter 3 - Crystal Chemistry 3b - Water of crystallisation Chapter 4 - Paper Chromatography Paper chromatography is a method of separating two or more substances. It is particularly Experiment 3.9 Does a substance contain water of crystallisation? useful if the substances are coloured. Put ½...
  • Page 16 Chapter 5 - Acids and alkalis Chapter 5 - Acids and alkalis 5a - Making acid and alkali solutions 5a - Making acid and alkali solutions Solutions of acids and of alkalis must be handled with care. Always wash your hands if you spill Experiment 5.4 Making sodium hydroxide solution any of the solutions on you.
  • Page 17 Chapter 5 - Acids and alkalis Chapter 5 - Acids and alkalis 5b - Testing for acids and alkalis 5b - Testing for acids and alkalis Experiment 5.5 To show that acids have a sour taste and are Experiment 5.7 Home made indicators - red cabbage &...
  • Page 18 Chapter 5 - Acids and alkalis Chapter 5 - Acids and alkalis Chapter 5 - Acids and alkalis 5a - Making acid 5b - Testing for acids and alkalis 5b - Testing for acids and alkalis and alkali solutions Experiment 5.9 Using universal indicator paper Experiment 5.10 Testing household chemicals with universal indicator...
  • Page 19 Chapter 5 - Acids and alkalis Chapter 6 - Chemical reactions of acids and alkalis Chapter 5 - Acids and alkalis 5a - Making acid 5b - Testing for acids and alkalis 6a - Reactions of acids with metals and alkali solutions Acids contain hydrogen.
  • Page 20 Chapter 6 - Chemical reactions of acids and alkalis Chapter 6 - Chemical reactions of acids and alkalis Chapter 5 - Acids and alkalis 5a - Making acid 6a - Reactions of acids with metals 6b - Reactions of alkalies & water with metals and alkali solutions Only the most reactive metals react with alkalis and with water.
  • Page 21 Chapter 6 - Chemical reactions of acids and alkalis Chapter 7 - Other chemical reactions Chapter 5 - Acids and alkalis 5a - Making acid 6c - Reactions of acids with oxides & carbonates 7a - Reactions which give insoluble substances and alkali solutions When a metal oxide reacts with an acid the products are a salt and water.
  • Page 22 Chapter 7 - Other chemical reactions Chapter 7 - Other chemical reactions Chapter 5 - Acids and alkalis 5a - Making acid 7a - Reactions which give insoluble substances 7b - Reactions which give metals and alkali solutions In Chapter 6 we saw that some metals react more readily than others. If a reactive metal (let us Experiment 7.4 The formation of iron hydroxides call it A) is added to a salt of a less reactive metal (let us call it B) then a metal salt of A is...
  • Page 23 Chapter 7 - Other chemical reactions Chapter 8 - Heating substances Chapter 5 - Acids and alkalis 5a - Making acid 7b - Reactions which give metals and alkali solutions Substances behave in a variety of ways when they are heated. Most change to other substances. The most usual substances formed are oxides when the heated substance reacts with oxygen...
  • Page 24 Chapter 9 - The chemistry of some gases Chapter 8 - Heating substances 9a - Carbon dioxide Experiment 8.6 Heating copper carbonate Carbon dioxide is an important gas. It is present in air and all animals produce it when breathing, In Experiment 7.1 you made a sample of copper carbonate.
  • Page 25 Chapter 9 - The chemistry of some gases Chapter 9 - The chemistry of some gases 9a - Carbon dioxide 9a - Carbon dioxide Experiment 9.4 To identify the gas in sparkling water (first experiment) Experiment 9.6 The gases produced in a flame Because carbon dioxide is an acid, with the characteristic sharp sour You produce carbon dioxide by “burning”...
  • Page 26 Chapter 9 - The chemistry of some gases Chapter 9 - The Chemistry of some gases 9a - Carbon dioxide 9b - Ammonia Experiment 9.7 The reaction of carbonates with acid Experiment 9.9 The preparation of ammonia solution (continued...) Carefully fill the packet with sodium hydrogen carbonate (sodium Note: This is the most difficult experiment in this booklet.
  • Page 27 Chapter 9 - The Chemistry of some gases Chapter 9 - The chemistry of some gases 9c - Oxygen 9b - Ammonia Oxygen is a very important gas. About one fifth of the Earth’s atmosphere is oxygen. All animals need it to live, it is used by our bodies to “burn” food in our cells. In Chapter 8 metals heated in Experiment 9.10 Tests on ammonia solution air reacted with oxygen to form metal oxides.
  • Page 28 Chapter 9 - The chemistry of some gases 9c - Oxygen Chapter 9 - The chemistry of some gases 9c - Oxygen Experiment 9.20 Oxidation of fruit Experiment 9.17 The production of oxygen gas Many fruits, when they have had their skin removed, readily react Hydrogen peroxide can react to produce oxygen and water.
  • Page 29 Chapter 10 - Some iodine chemistry Chapter 10 - Some iodine chemistry Experiment 10.1 The preparation of a solution of iodine Experiment 10.4 The reaction of iodine with sodium thiosulphate If you still have your solution of iodine from Experiment 2.5 you do Dissolve ¼...
  • Page 30 Chapter 10 - Some iodine chemistry Chapter 11 - Some sugar chemistry Experiment 10.6 A clock reaction Experiment 11.1 Heating sugar The reactions of iodine with starch and of iodine with sodium Put 1 measure of sugar in the small evaporating spoon and heat it •...
  • Page 31 This is a test for glucose and other sugars known as reducing sugars. reducing sugar is now present. Some of the sucrose has been converted into glucose. Is the copper oxide formed here the same as the copper oxide supplied with this Chemistry Lab?
  • Page 32 Chapter 11 - Some sugar chemistry Chapter 11 - Some sugar chemistry Experiment 11.8 Large sugar crystals - making rock candy Experiment 11.8 Large sugar crystals - making rock candy (continued...) This last experiment is a treat to celebrate that you have now When some sugar crystals have formed, pour off the syrup into a •...
  • Page 33 The solid Iron + sodium hydrogen sulphate alkali solution. Turmeric is yellow in acid (You have some in the Chemistry Lab set). formed can be kept in its container for hydrogen + iron sulphate + solution and orange in alkaline solution.
  • Page 34 Results of the Experiments Results of the Experiments necessary. Rust is an iron hydroxide. 7.10 The aluminium replaces the copper. It does not obviously oxidise, but if the dioxide gas is boiled out. Other acids that Initially the aluminium is not very aluminium foil is thin enough it melts.

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