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GCSE Chemistry Exam Prep with Question Papers and Marking Schemes Bundle $24.99   Add to cart

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GCSE Chemistry Exam Prep with Question Papers and Marking Schemes Bundle

Dive into the intricate world of chemistry with our comprehensive question papers and marking schemes package. This bundle offers a strategic roadmap to navigate challenging concepts, ensuring a thorough understanding and successful mastery of the subject. Elevate your learning experience and conqu...

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AQA GCSE CHEMISTRY F Foundation Tier Paper 1 2023

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This question is about atoms. Atoms contain three types of particle: • electrons • neutrons • protons. Which particle has no electrical charge? Which particles have the same relative mass? The formula of a compound is N2O How many of each type of atom are in one molecule of N2O? An at...

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AQA GCSE CHEMISTRY H Higher Tier Paper 1 2023

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Very few atoms of the element tennessine (Ts) have ever been identified. The atomic number of tennessine is 117 Predict the number of outer shell electrons in an atom of tennessine. Give one reason for your answer. Use the periodic table. Tennessine was first identified by a small group of scie...

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AQA GCSE Foundation Tier Chemistry 2023

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This question is about oxygen. Scientists think that there was little or no oxygen in the Earth’s early atmosphere. . 1 0 1 Which planet today has an atmosphere that is similar to the Earth’s early atmosphere? Which is the approximate percentage of oxygen in the Earth’s atmosphere toda...

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AQA GCSE CHEMISTRY H Higher Tier Paper 2 2023

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A student investigated the rate of the reaction between zinc and sulfuric acid. Hydrogen gas is produced during this reaction. This is the method used. 1. Add 50 cm3 of sulfuric acid to a conical flask. 2. Add 2.0 g of zinc to the conical flask. 3. Quickly put a stopper in the conical flask and...

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AQA GCSE COMBINED SCIENCE: TRILOGY F Foundation Tier Chemistry Paper 1F 2023

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What is the number of protons and the number of neutrons in the beryllium atom? Number of protons Number of neutrons What is the relative charge on a beryllium ion? What state of matter is represented by state C in Figure 3? What is the name of the process when state B changes into state A?...

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AQA GCSE COMBINED SCIENCE: TRILOGY H Higher Tier Chemistry Paper 1H

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This question is about carbon dioxide. Carbon dioxide is soluble in water and forms an acidic solution. Name an indicator that could be used to test if the solution is acidic. Give the result of the test. How does the solubility of carbon dioxide change as the temperature of the water incre...

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AQA GCSE COMBINED SCIENCE: TRILOGY F Foundation Tier Chemistry Paper 2F 2023

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What is crude oil formed from? What type of substance is crude oil? The hydrocarbons in crude oil are separated into fractions using fractional distillation. Complete the sentences. Choose answers from the box. In fractional distillation the crude oil is heated so the hydrocarbons The fract...

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AQA GCSE COMBINED SCIENCE: TRILOGY H Higher Tier Chemistry Paper 2H 2023

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In a chromatography experiment, a blue colour moved 4.77 cm. The solvent moved 5.30 cm. Calculate the Rf value for the blue colour. Black ink is a mixture of several colours. Plan an experiment using paper chromatography to: • separate the colours in black ink Crude oil is a mixture of m...

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AQA GCSE CHEMISTRY 8462/1F Paper 1 Foundation Tier Mark scheme 2023

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a neutron and a proton 1 AO1 4.1.1.5 01.3 (nitrogen) 2 / two (oxygen) 1 / one 1 1 AO2 4.1.1.1 lithium allow Li 1 AO2 4.1.1.1 alkaline 1 AO1 4.4.2.4 pipette 1 AO1 4.4.2.5 RPA2 burette 1 AO1 4.4.2.5 RPA2 any one from: • (hydrochloric acid) not added drop by drop • did not sw...

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AQA GCSE CHEMISTRY 8462/1H Paper 1 Higher Tier Mark scheme 2023

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ball of positive charge with (negative) electrons embedded do not accept references to protons, nuclei, neutrons 1 1 AO1 4.1.1.3 (earliest) electrons protons (latest) neutrons 1 AO1 4.1.1.3 (number of outer shell electrons) 7 (reason) (tennessine is in) Group 7 allow th...

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AQA GCSE CHEMISTRY 8462/2F Paper 2 Foundation Tier Mark scheme 2023

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Mars 1 AO1 4.9.1.2 20% 1 AO1 and plants evolved photosynthesis took place 1 1 AO1 4.9.1.39.1.1 (y-axis labelled) 5, 10, 15, (20) oxygen bar drawn to 16% allow (y-axis labelled) 4, 8, 12, 16, (20) ignore correct intermediate values allow a tolerance of ± 1⁄2 a small squa...

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AQA GCSE CHEMISTRY 8462/2H Paper 2 Higher Tier Mark scheme 2023

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use a lower temperature use sulfuric acid of a lower concentration 1 1 AO1 4.6.1.2 RPA5 (test) burning / lit splint (result) burns with a (squeaky) pop sound MP2 is dependent upon MP1 being awarded allow flame do not accept glowing splint allow pops 1 1 AO1 4.8.2all ...

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AQA GCSE COMBINED SCIENCE: TRILOGY 8464/C/1F Chemistry Paper 1F Mark scheme 2023

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(number of protons) 4 (number of neutrons) 5 1 1 AO2 5.1.1.4 5.1.1.5 copper did not react (with zinc sulfate) or copper is less reactive (than zinc) allow copper is less reactive (than magnesium) 1 AO3 5.4.1.2 5.5.1.1 RPA10 potassium (atoms) lose electrons chlorine (atoms) gain...

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AQA GCSE COMBINED SCIENCE: TRILOGY 8464/C/1H Chemistry Paper 1H Mark scheme 2023

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Level 3: The method would lead to the production of a valid outcome. All key steps are identified and logically sequenced. 5–6 AO3 5.3.1.3 5.4.2.2 Level 2: The method would not necessarily lead to a valid outcome. Most steps are identified, but the plan is not fully logically sequenced....

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AQA GCSE COMBINED SCIENCE: TRILOGY 8464/C/2F Chemistry Paper 2F Mark scheme 2023

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heat until the mass of the evaporating basin and contents does not change use 25 cm3 of water for each experiment 1 1 AO3 5.10.1.2 RPA13 Level 2: Scientifically relevant features are identified; the way(s) in which they are similar / different is made clear and (where appropriate) th...

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AQA GCSE COMBINED SCIENCE: TRILOGY 8464/C/2H Chemistry Paper 2H Mark scheme 2023

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hydrocarbon molecules in petrol have fewer carbon atoms than those in diesel petrol has a lower boiling point (range) than diesel allow converse throughout allow petrol is more flammable than diesel allow petrol is less viscous than diesel 1 1 AO3 5.7.1.3 (carbon monoxide is) c...

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