WARNING! WARNING! Which Present a Hazard to Health
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Not suitable for children under 10 years. For use Materials which may come into contact with the under adult supervision. Contains some chemicals skin could cause allergic reactions to susceptible WARNING! WARNING! which present a hazard to health. Read the instructions before use, individuals. In the case of irritation discontinue use. If the lens follow them and keep them for reference. Do not allow chemicals to becomes scratched or damaged, the goggles should be replaced. come into contact with any part of the body, particularly the mouth and Eye protectors/goggles worn over standard ophthalmic spectacles eyes. Keep small children and animals away from experiments. Keep may transmit impacts, thus creating a hazard to the wearer. the experimental set out of reach of children under 10 years old. Eye Distributed by Trends UK Ltd, Please retain the information in protection for supervising adults is not included. Functional sharp points Harwell Innovation Centre, this manual for future reference. Curie Avenue, Colour, designs and decorations and edges: cut and puncture wound hazard. Dispose of unwanted Harwell Oxford, may vary from those shown in Didcot, OX11 0QG. UK the photographs. chemicals by greatly diluting with water and running into the waste Email: [email protected] Printed in China. Item No. SM20 www.trendsuk.co.uk water system. For chemicals labelled as hazardous to the environment, Customer Services: +44 (0)1702 208175 P38-CM002-81049003 AGES 10 AND UP please contact your local council for safe disposal information. Contents of this instruction booklet Contents of the Chemistry Lab Contents of Chemistry Lab 3 CAUTION! Contains some chemicals that are classified as a safety hazard First Aid 4 Safety Goggles user information 4 CHEMICAL RISK CHEMICAL RISK Safety Matters 5 Ammonium Harmful if swallowed Litmus Blue Not hazardous. Chloride Causes serious eye Advice for Supervising Adults 5 irritation. Magnesium Introduction 6 Strip Setting up your Chemistry Laboratory 8 Calcium Carbonate Working in your Chemistry Laboratory 9 Magnesium Sulphate Not hazardous Additional equipment and chemicals 14 Calcium Aluminium Not hazardous The chemistry experiments 16 Hydroxide Potassium Sulphate Chapter 1 - Soluble & insoluble substances 17 Potassium Iodide Not hazardous Copper(II) Chapter 2 - Invisible inks 20 Oxide Sodium Causes serious eye Chapter 3 - Crystal chemistry 22 Carbonate irritation. Growing crystals 23 Copper(II) Harmful if swallowed. Causes skin irritation. Sodium Causes serious eye Water of crystallisation 28 Sulphate Causes serious eye Hydrogen irritation. Chapter 4 - Paper chromatography 29 irritation. Very toxic to Sulphate Chapter 5 - Acids & alkalis 30 aquatic life with long Sodium Sulphate Not hazardous Making acid & alkali solutions 30 lasting effects. Testing for acids & alkalis 32 Copper Foil Not hazardous. Sodium Thiosulphate Not hazardous Chapter 6 - Chemical reactions of acids & alkalis 37 Iron(II) Tartaric Acid Reactions of acids with metals 37 Sulphate Reactions of alkalis & water with metals 39 Reactions of acids with oxides & carbonates 40 Zinc Pellets Very toxic to aquatic Chapter 7 - Other chemical reactions 41 Iron Filings life with long lasting effects. Reactions which give insoluble substances 41 Reactions which give metals 43 Chapter 8 - Heating substances 45 Chapter 9 - The chemistry of some gases 47 Equipment Carbon dioxide 47 1 x 100ml beaker 1 x 120mm glass stirring rod 1 x Spirit burner Ammonia 51 Universal Indicator papers 3 x 100mm glass tubing 4 x Test tube caps Oxygen 53 1 x 100ml conical flask 1 x Measuring spoon 1 x Test tube cleaning brush Sulphur dioxide 55 2 x Stoppers - cork 1 x Plastic dropping pipette 1 x Test tube holder Chapter 10 - Some iodine chemistry 56 3 x Stoppers - cork with hole 1 x 100mm rubber tubing 1 x Test tube rack Chapter 11 - Some sugar chemistry 59 Filter papers 1 x Safety goggles 4 x Test tubes Results of the experiments 64 1 x Plastic funnel 1 x Small scoop 1 x Instruction booklet 2 3 First Aid Instructions Safety Matters • In case of eye contact: Wash out eye with plenty of water, holding eye open if necessary. THE SAFETY RULES Seek immediate medical advice. DO read these instructions before use, follow them and keep them for reference. • In case of skin contact and burns: Wash affected area with plenty of cold water for at DO keep young children, animals and those not wearing eye protection away from the experimental area. least 10 minutes. DO always wear eye protection. • If swallowed: Wash out mouth with water, drink some fresh water. Do not induce vomiting. DO store experimental sets out of reach of children under 10 years of age. Seek immediate medical advice. DO clean all equipment after use. • In case of inhalation: Remove person to fresh air. DO make sure that all containers are fully closed and properly stored after use. • In case of doubt, seek medical advice without delay. Take the chemical together DO wash hands after carrying out experiments. with the container with you. DO dispose of chemicals in accordance with local and national regulations. • In case of injury always seek medical advice. DO NOT use equipment which has not been supplied with the set or recommended in the instructions for use. Record the telephone number of your local hospital (or local poison DO NOT eat, drink or smoke in the experimental area. centre) in the box below. DO NOT allow chemicals to come into contact with the eyes or mouth. (Write the number in NOW so you do not have to search for it in an emergency) DO NOT replace foodstuffs in original container. Dispose of immediately. Telephone Local Hospital: Advice for Supervising Adults Safety Goggles User Information a) Read and follow these instructions, the safety rules and the first aid information, and keep for reference. Instructions for use, storage and maintenance. b) The incorrect use of chemicals can cause injury and damage to health. Only carry out those • Hold goggles with one hand, if possible without touching the lens. Pull the elastic head band over the activities which are listed in the instructions back of your head, just above the ears so that the goggles sit on your forehead. Carefully pull the c) This chemical set is for use only of children over 10 years of age. goggles down over the eyes and adjust the strap for a snug and comfortable fit. Ensure the goggles d) Because children’s abilities vary so much, even within age groups, supervising adults should are kept clean and dry, and cannot come into contact with loose chemicals or sharp objects. exercise discretion as to which experiments are suitable and safe for them. The instructions • Wash with warm soapy water, rinse and dry with a soft cloth. should enable supervisors to assess any experiment to establish its suitability for a particular child. • These goggles are only to be used with the contents and instructions supplied. If goggles become e) The supervising adult should discuss the warnings and safety information with the child or children damaged, do not attempt to repair; discard immediately. before commencing the experiments. Particular attention should be paid to the safe handling of • Materials which may come into contact with the wearer’s skin could cause allergic reactions acids, alkalies and flammable liquids. to susceptible individuals. f) The area surrounding the experiment should be kept clear of any obstruction and away from the • Goggle markings - Edu-Science (HK) Ltd 1 S - EN166 3 S H CE storage of food. It should be well lit and ventilated and close to a water supply. A solid table with CE - complies with EN 166 a heat resistant top should be provided. H - designed to fit small heads g) The Spirit Burner should be placed on a metal tray. Fill the burner three quarters full with Methylated S - intended for protection against droplets or splashes Spirits. You need about 3mm of wick protruding from the cap. Keep the bottle of Methylated Spirits 3 - for use with liquids European standard for Personal Eye Protection well away from the Spirit Burner. Light the burner with a match. CAUTION! The flame is nearly S - increased robustness colourless and in bright sunlight it may be invisible. It is very easy to burn yourself. Optical glass Manufacturer 4 5 Chemistry is a very important science, other equipment and chemicals (only those This Chemistry Lab Instruction Booklet has booklet, are a collection of safe chemical because everything in the Universe is made of suggested on pages 14/15 in this manual been written by David Webster. Dr. Webster experiments for you to carry out using both chemical substances. You, the water you drink, or listed in each experiment in this manual). is a Fellow of the Royal Society of the chemicals and equipment in the the air your breathe, the food you eat, the hills Then you can carry out other experiments. Chemistry and a Chartered Chemist. He Chemistry Lab and common chemicals and you climb, are all chemical substances. Some of the experiments here require other has been teaching practical chemistry for other readily available materials, many of All chemical substances are made from about equipment and chemicals and these are over 40 years, and is the author of a which you will already have at home. The 100 elements. You, for example, are a very described in the section Additional Equipment chemistry textbook for younger secondary experiments are intended to show you some complicated mixture of chemicals, but 98% of and Chemicals. DO NOT use anything not school children. He has designed and of the magic and mystery of chemistry, and you is just 6 of these 100 elements (hydrogen, listed as a requirement in this manual. tested the 100 experiments in this the relevance of chemistry to your carbon, nitrogen, oxygen, phosphorus and It is a good idea to get together as much instruction booklet.