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Intermediate 1 Unit 1a Substances 123 4567 89 10 111213 14 15 22 2324 25 26 27 161718192021
Name the two elements which are liquids at room temperature. Mercury and bromine
Name an element which is a solid at room temperature. Iron, copper, zinc, potassium, tin, gold, silver and many others.
Name an element which is a gas at room temperature. Oxygen, nitrogen, fluorine, chlorine, hydrogen
Are there more or less metals than non-metals? There is more metals.
Give an example of a metal which was one of the first to be discovered Gold, silver and copper
Which elements show similar chemical properties? Elements in the same column
What is a compound? Different atoms joined together.
What does the ending -ide tell you about a compound? 2 elements joined together
What does the ending -ate/ite indicate about a compound? Oxygen is present
What is a mixture? Two or more substances not joined together
What is the percentage of nitrogen and oxygen in air? Nitrogen -80% Oxygen -20%
What is the test for oxygen? It relights a glowing splint
Why does air not give a positive test for oxygen? There is not enough oxygen in the air.
What is a solution? A solution is formed when a substance dissolves in a liquid.
What term is used to describe a substance which dissolves in a liquid? Soluble
What term is used to describe a substance which does not dissolves in a liquid? Insoluble
What is a saturated solution? A solution in which no more solid can be dissolved.
Which has more substance dissolved in it a concentrated or dilute solution? Concentrated
How is a solution diluted? Add more liquid(water)
Which gas is dissolved in drinks to make them fizzy? Carbon dioxide gas
What is the test for carbon dioxide gas? Turns limewater milky
Why is chlorine dissolved in drinking water? To kill bacteria(germs)
Why is sodium fluoride dissolved in drinking water To prevent tooth decay
What is the problem with lead compounds being present in drinking water? Harmful to health
What does this hazard warning symbol tell you? Toxic or poisonous
What does this hazard warning symbol tell you? Flammable / catches fire easily
What does this hazard warning symbol tell you? Harmful or irritant
Intermediate1 Unit 1a 123 4567 89 10 111213 14 15 22 23242526 27 161718192021
Building Blocks 1a Int
Elements, mixtures and compounds. Elements Made up of only one kind of atom.
Intermediate 1 Unit 1b & c Reactions & Bonding
Calderglen High School.
Intermediate 1 Unit 1d Acids & Alkalis
A pure substance: is made up of one sort of molecules (or atoms). A mixture: Is made up from more than one sort of molecules (atoms).
CHEMISTRY DEPARTMENT WAID ACADEMY Unit 1 Susbstances.
A solution is a mixture that appears to be a single substance but is composed of particles of two or more substances that are distributed evenly.
S8P1 b. Describe the difference between pure substances (elements and compounds) and mixtures.
Periodic Table The Periodic Table is a list of all the elements known to man. Elements are listed by their symbols, for example Gold: Au and Lithium: Li.
Unit 1 Building Blocks Menu To work through a topic click on the title. Substances Chemical Reactions Bonding Acids and Alkalis End.
1.1 Chemical Changes What is a chemical reaction? What is a precipitate? What is effervescence? What is exothermic/endothermic? What are 5 ways of telling.
Making Metals Name ______________________. Mendeleev Periodic table The periodic table arranges all the elements in groups according to their properties.
D. Crowley, To understand the term element and compound.
Intermediate 1 Unit 3a & b Photosynthesis, Respiration & Fertilisers
Understanding Solutions. What is a Solution? A solution is a well-mixed mixture. A solvent dissolves other substances. Example: water A solute is being.
Classifying Matter: Elements and Compounds. Matter Definition: – It has mass or weight – Takes up space (volume) Examples- anything; car, water, you,
Atoms and Elements. Chlorine Cl 2 Hydrogen chlorideHCl Methane CH 4 Carbon dioxide CO 2 Draw a line between the molecule and its name.
Bell Ringer What is Chemistry? How does affect your life?
Atoms Elements Molecules Compounds Pure Substance Mixture Solution.
F4CHEMISTRY ATMOSPHERE OCEAN ROCKS & MINERALS. PLANET EARTH (matter) GASES IN THE AIR COMPOUNDS IN SEA WATER COMPOUNDS OF METALS.
S2 Science Elements and Compounds REVISION By contributing to investigations into familiar changes in substances to produce other substances, I can describe.
08/01/2014 Year 12 What you should know already. 08/01/2014 Elements and symbols that you should know: Part 1 – The obvious ones: 1)Hydrogen 2)Helium.
Matter and Change. Matter Anything that has mass and takes up space. Everything is made up of matter.
Chlorine Cl 2 Hydrogen chlorideHCl Methane CH 4 Carbon dioxide CO 2 Draw a line between the molecule and its name.
© Boardworks Ltd of 36. © Boardworks Ltd of 36.
You know a chemical reaction takes place when… a g______ is produced. there is a change in c___________. h________ is given off or taken away can’t SolidsGasesLiquids.
Telling a story….. Writing Chemical Equations Identify reactants, write chemical formulas. Identify products, write chemical formulas. Write.
Elements, compounds mixtures What do you know already?
Compounds and Mixtures Name ________________ Elements If a solid, liquid or gas is made up of only one type of atom we say it is an element. For example,
BONDING UNIT LEARNING GOAL #3: EXPLAIN THAT THE PROPERTIES OF A COMPOUND MAY BE DIFFERENT FROM THOSE OF THE ELEMENTS OR COMPOUNDS FROM WHICH IS FORMED.
© Boardworks Ltd of 35. © Boardworks Ltd of 35.
1.There are billions of materials in our universe. 2.Those materials are made up from about 112 elements only. Atoms, Elements and the Periodic Table.
A pure substance that cannot be broken down or separated into simpler substances. Made up of one kind of atom. More than 115 elements known.
CHEMISTRY DEPARTMENT WAID ACADEMY Standard Grade Topic 1.
Element, Compound or Mixture?
Substances, Mixtures and Solubility. A. A substance is matter that has a fixed composition. 1. An element is an example of a pure substance.
Which technique would be used to separate an insoluble solid from a liquid? ABCDABCD.
What are compounds? Learning objectives: 1.Explain what is meant by compounds 2.Recognise how compounds form 3.Understand how elements form compounds Starter:
BONDING UNIT ATOMS, ELEMENTS, MOLECULES, COMPOUNDS AND MIXTURES NOTES.
Chapter 4 Material on Midterm. What colors make up black ink?
Unit four: Matter What is matter Properties of matter States of matter.
Classification of Matter Matter – anything that has mass and takes up space Pure Substance - matter that CANNOT be physically separated Compound – made.
Elements, Compounds & Mixtures. Atoms Matter is made up of particles called atoms. These atoms are represented on the Periodic Table of Elements.
What is the difference between Elements, Compounds & Mixtures? Unit 3 Structure and Organization of Matter.
Elements, mixtures and compounds. Elements Made up of only one kind of atom. There are approx 109 elements known.
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