stuart2023-09-18T10:58:41+00:001:04 know what is meant by the terms: solvent, solute, solution, saturated solution
stuart2023-09-18T10:59:20+00:001:05 (Triple only) know what is meant by the term solubility in the units g per 100g of solvent
stuart2023-09-18T10:59:46+00:001:06 (Triple only) understand how to plot and interpret solubility curves
stuart2023-09-18T11:00:10+00:001:07 (Triple only) practical: investigate the solubility of a solid in water at a specific temperature
stuart2023-05-11T16:37:43+00:001:09 understand that a pure substance has a fixed melting and boiling point, but that a mixture may melt or boil over a range of temperatures
stuart2019-06-21T14:04:08+00:002:08 (Triple only) explain the trend in reactivity in Group 7 in terms of electronic configurations
stuart2019-05-13T15:38:43+00:002:22 (Triple only) know that most metals are extracted from ores found in the Earth’s crust and that unreactive metals are often found as the uncombined element
stuart2019-06-21T14:45:47+00:002:26 (Triple only) know that an alloy is a mixture of a metal and one or more elements, usually other metals or carbon
stuart2023-01-10T11:41:38+00:002:36 understand that an acid is a proton donor and a base is a proton acceptor
stuart2019-05-13T15:35:43+00:004:29 (Triple only) know that alcohols contain the functional group −OH
stuart2019-05-13T15:35:34+00:004:30 (Triple only) understand how to draw structural and displayed formulae for methanol, ethanol, propanol (propan-1-ol only) and butanol (butan-1-ol only), and name each compound, the names propanol and butanol are acceptable
stuart2019-05-13T15:35:17+00:004:31 (Triple only) know that ethanol can be oxidised by: burning in air or oxygen (complete combustion), reaction with oxygen in the air to form ethanoic acid (microbial oxidation), heating with potassium dichromate(VI) in dilute sulfuric acid to form ethanoic acid
stuart2022-09-06T09:30:24+00:004:33 (Triple only) understand the reasons for fermentation, in the absence of air, and at an optimum temperature
stuart2019-05-13T15:34:47+00:004:34 (Triple only) know that carboxylic acids contain the functional group -COOH
stuart2019-05-13T15:34:36+00:004:35 (Triple only) understand how to draw structural and displayed formulae for unbranched- chain carboxylic acids with up to four carbon atoms in the molecule, and name each compound
stuart2019-05-13T15:34:27+00:004:36 (Triple only) describe the reactions of aqueous solutions of carboxylic acids with metals and metal carbonates
stuart2019-05-13T15:34:18+00:004:37 (Triple only) know that vinegar is an aqueous solution containing ethanoic acid
stuart2019-05-13T15:34:08+00:004:38 (Triple only) know that esters contain the functional group -COO-
stuart2019-05-13T15:33:57+00:004:39 (Triple only) know that ethyl ethanoate is the ester produced when ethanol and ethanoic acid react in the presence of an acid catalyst
stuart2019-05-13T15:33:42+00:004:40 (Triple only) understand how to write the structural and displayed formulae of ethyl ethanoate
stuart2019-05-13T15:33:30+00:004:41 (Triple only) understand how to write the structural and displayed formulae of an ester, given the name or formula of the alcohol and carboxylic acid from which it is formed and vice versa
stuart2019-05-13T15:33:20+00:004:42 (Triple only) know that esters are volatile compounds with distinctive smells and are used as food flavourings and in perfumes
stuart2019-05-13T15:33:07+00:004:43 (Triple only) practical: prepare a sample of an ester such as ethyl ethanoate
stuart2019-05-13T15:32:55+00:004:48 (Triple only) know that condensation polymerisation, in which a dicarboxylic acid reacts with a diol, produces a polyester and water
stuart2019-05-13T15:32:42+00:004:49 (Triple only) Understand how to write the structural and displayed formula of a polyester, showing the repeat unit, given the formulae of the monomers from which it is formed, including the reaction of ethanedioic acid and ethanediol:
stuart2019-05-13T15:32:29+00:004:50 (Triple only) know that some polyesters, known as biopolyesters, are biodegradable
