I'm sorry I can't remember what to put here. By Dr. Dracula
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Copper | Metal of reddish-orange color. Used in wires because of good conducting properties. Symbol Cu
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| Zinc | Metal of silver color. Used for galvanizing. Symbol Zn.
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| Aluminium | Metal of silver color. Used for making aluminium foil. Symbol Al.
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| Iron | Metal of grey color. Used in production of cars. Symbol Fe.
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| Silver | Metal of silver color. Used in jewelry. Symbol Ag.
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| Gold | Metal of golden color. Used in jewelry and electronics. Symbol Au.
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| Carbon | Non-Metal of grey color (graphite) or transparent (diamond). Used in production of pencils, jewelry etc. Symbol C.
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| Oxygen | Non-Metal, Gas. Used in blast furnaces in order to get to very high temps. Symbol O.
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| Sulfur | Non-Metal. Used in batteries. Symbol S.
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| Hydrogen | Non-Metal, Gas. Used in power stations as a coolant for generators. Symbol H.
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| Nitrogen | Non-Metal, Gas. Used in manufacturing stainless steel. Symbol N
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| Metals | Shiny, have high melting points, strong, ductile and conductors.
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| Non-Metals | Dull, inelastic, low melting point, bad conductors, brittle.
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| Alloy | A mixture of metals. Example: Brass, Bronze, Steel, Solder etc.
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| Brass | Alloy made out of copper and zinc.
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| Bronze | Alloy made out of copper and tin.
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| Steel | Alloy made out of iron and carbon.
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| Solder | Alloy made out of lead and tin.
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| Alkali Metals | Metals that react vigorously in contact with water. Also they are silvery and soft.
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| Rusting | Corrosion of iron and steel is also called rusting. Conditions necessary for rusting: water and oxygen.
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| Plastics Part 1. | Man-made, moldable , easy to maintain, cheap, light and good insulators.
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| Plastics Part 2. | Plastics are non-biodegradable. That means that they cannot be broken down by micro-organisms.
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| Plastics Part 3. | When burnt they release poisonous fumes.
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| Types of plastics Part 1. | Polythene (plastic bag), Polystyrene ( that thing eggs are put in).
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| Types of plastics Part 2. | Polypropylene (plastic chairs), Nylon (Tennis Rackets), P.V.C (plastic hose).
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To hide a column, click on the column name.
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You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
Dracula
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