Definitions
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| Properties of covalent bonds | generally low melting/boiling point, generally low solubility, cannot conduct electricity in any state.
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| Naming compounds | Check whether metal, metalloid or non metal. Name accordingly then check states
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| Collision theory | Must collide, have sufficient energy in order to rearrange the electrons, and have correct orientation in order to allow the electrons to rearrange.
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| What is an acid? | A substance that releases H+ ions when dissolved in water.
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| Properties of acid | sour, pH less than 7, corrosive and turns blue litmus paper red.
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| Law of Conservation of Mass | Mass can neither be created nor destroyed in ordinary chemical and physical changes. Must start and end with the same mass in chemical equation/reactions.
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| Rate of reaction formula | =loss of reactant/time
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| concentration formula | =mass of solute(g)/volume of solution(L)
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| 1 ,2, 3, 4, 5 | mono, di, tri, tetra, penta
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| base | releases OH- ions when dissolved in water
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| Naming covalent bonds | furthest left and lowest on the period table first
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| Acid + Metal | salt + hydrogen Gas
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| Acid + metal hydroxide) | Salt + Water
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| Acid +Metal Carbonate) | Salt + Water + carbon Dioxide
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| Acid + Metal Hydrogen Carbonate) | Salt +Water+ Carbon Dioxide
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| Metal +oxygen | Metal Oxide (oxidation reaction)
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| Non Metal + Oxygen | Non metal oxide (oxidation reaction)
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| Ionic compound(aq) + Ionic compound(aq) | Ionic compound(s) + Ionic compound(aq)
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| Acid + Base | (neutralisation) water + salt
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