ALL OCR CHEMISTRY A AND B PAPER 1AND 2 INCLUDED.FAUNDATIONS OF CHEMISTRY,FUNDAMENTALS OF CHEMISTRY,DEPTH IN CHEMISTRY,CHEMISTRY IN DEPTH,BREADTH IN CHEMISTRY,PRACTICAL SKILLS IN CHEMISTRY,SYNTHESIS AND ANALYTICAL CHEMISTRY,UNIFIED CHEMISTRY AND PERIODIC TABLE,ELEMENTS AND PHYSICAL CHEMISTRY.
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1 Catalytic cracking of hydrocarbons is carried out in the petrochemical industry. Hot vaporised hydrocarbons and a powdered catalyst are fed into the bottom of a tube and forced upwards by steam. (a) (i) Decane, C10H22, can be cracked to give an alkene with four carbon atoms and another alkane....
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In winkelwagen1 Catalytic cracking of hydrocarbons is carried out in the petrochemical industry. Hot vaporised hydrocarbons and a powdered catalyst are fed into the bottom of a tube and forced upwards by steam. (a) (i) Decane, C10H22, can be cracked to give an alkene with four carbon atoms and another alkane....
OCR AS LEVEL CHEMISTRY A H032/02 DEPTH IN CHEMISTRY ACTUAL 2024 EXAM V1 ACCURATE QUESTIONS AND ANSWERS 100% COMPLETE CHECK THE LAST PAGE FOR ANSWERS 1 This question is about nickel and its compounds. (a) Nickel reacts with dilute hydrochloric acid in a redox reaction. Ni(s) + 2HCl (aq) NiCl 2...
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In winkelwagenOCR AS LEVEL CHEMISTRY A H032/02 DEPTH IN CHEMISTRY ACTUAL 2024 EXAM V1 ACCURATE QUESTIONS AND ANSWERS 100% COMPLETE CHECK THE LAST PAGE FOR ANSWERS 1 This question is about nickel and its compounds. (a) Nickel reacts with dilute hydrochloric acid in a redox reaction. Ni(s) + 2HCl (aq) NiCl 2...
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OCR AS LEVEL CHEMISTRY A H032/01 BREADTH IN CHEMISTRY ORIGINAL 2024 EXAM 100 % COMPLETE QUESTIONS AND ANSWERS A+ SCORE GUARANTEED.CHECK THE LAST PAGE FOR ANSWERS. 1 Which substance contains polar molecules? A C2H4 B CO2 C NCl 3 D SF6 Your answer [1] 2 What is the formula of silver ...
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In winkelwagenOCR AS LEVEL CHEMISTRY A H032/01 BREADTH IN CHEMISTRY ORIGINAL 2024 EXAM 100 % COMPLETE QUESTIONS AND ANSWERS A+ SCORE GUARANTEED.CHECK THE LAST PAGE FOR ANSWERS. 1 Which substance contains polar molecules? A C2H4 B CO2 C NCl 3 D SF6 Your answer [1] 2 What is the formula of silver ...
OCR AS LEVEL CHEMISTRY A H432/03 UNIFIED CHEMISTRY ACTUAL 2024 EXAM GENUINE EXAM WITH ACCURATE ANSWERS. CHECK THE LAST PAGE FOR ACCURATE ANSWERS 1 This question is about organic chemistry. (a) This part is about two practical techniques used in organic preparations. (i) Complete the missing...
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In winkelwagenOCR AS LEVEL CHEMISTRY A H432/03 UNIFIED CHEMISTRY ACTUAL 2024 EXAM GENUINE EXAM WITH ACCURATE ANSWERS. CHECK THE LAST PAGE FOR ACCURATE ANSWERS 1 This question is about organic chemistry. (a) This part is about two practical techniques used in organic preparations. (i) Complete the missing...
OCR AS LEVEL CHEMISTRY A H432/02 SYNTHESIS AND ANALYTICAL TECHNIQUES GENUINE 2024 EXAM COMPLETE EXAM WITH CORRECT WELL DEFINED ANSWERS INNIT A+ ASSURED CHECK THE LAST PAGE FOR ANSWERS 1 What is the name of the compound below? H3C C CH2CH3 C H Br A E-3-bromopent-2-ene B E-...
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In winkelwagenOCR AS LEVEL CHEMISTRY A H432/02 SYNTHESIS AND ANALYTICAL TECHNIQUES GENUINE 2024 EXAM COMPLETE EXAM WITH CORRECT WELL DEFINED ANSWERS INNIT A+ ASSURED CHECK THE LAST PAGE FOR ANSWERS 1 What is the name of the compound below? H3C C CH2CH3 C H Br A E-3-bromopent-2-ene B E-...
OCR A LEVEL CHEMISTRY A H432/01 PERIODIC TABLE,ELEMENTS AND PHYSICAL CHEMISTRY GENUINE 2024 EXAM 100% COMPLETE WITH ACTUAL ANSWERS CHECK THE LAST PAGE FOR ANSWERS. 1 Several students titrate 25.00 cm3 of the same solution of sodium hydroxide, NaOH(aq) with hydrochloric acid, HCl (aq). One stud...
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In winkelwagenOCR A LEVEL CHEMISTRY A H432/01 PERIODIC TABLE,ELEMENTS AND PHYSICAL CHEMISTRY GENUINE 2024 EXAM 100% COMPLETE WITH ACTUAL ANSWERS CHECK THE LAST PAGE FOR ANSWERS. 1 Several students titrate 25.00 cm3 of the same solution of sodium hydroxide, NaOH(aq) with hydrochloric acid, HCl (aq). One stud...
A LEVEL CHEMISTRY B (SALTERS) H433/03PRACTICAL SKILLS IN CHEMISTRY 100% ORIGINAL 2024 EXAM WITH ELABORATED ANSWERS A+ ASSURED CHECK THE LASTBPAGE FOR ANSWERS 1 This question is about haloalkanes and their reactivity. (a) Haloalkanes are useful intermediates for preparing a range of organic com...
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In winkelwagenA LEVEL CHEMISTRY B (SALTERS) H433/03PRACTICAL SKILLS IN CHEMISTRY 100% ORIGINAL 2024 EXAM WITH ELABORATED ANSWERS A+ ASSURED CHECK THE LASTBPAGE FOR ANSWERS 1 This question is about haloalkanes and their reactivity. (a) Haloalkanes are useful intermediates for preparing a range of organic com...
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OCR A LEVEL CHEMISTRY B (SALTERS) H433/01 FUNDAMENTALS OF CHEMISTRY 2024 ACTUAL EXAM WITH 100% CORRECT ANSWERS. CHECK THE LAST PAGE FOR ANSWERS. 1 Which feature of the structure of the atom was deduced from the Geiger and Marsden experiment? A Atoms consist of electrons, protons and neutrons. ...
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In winkelwagenOCR A LEVEL CHEMISTRY B (SALTERS) H433/01 FUNDAMENTALS OF CHEMISTRY 2024 ACTUAL EXAM WITH 100% CORRECT ANSWERS. CHECK THE LAST PAGE FOR ANSWERS. 1 Which feature of the structure of the atom was deduced from the Geiger and Marsden experiment? A Atoms consist of electrons, protons and neutrons. ...
OCR AS LEVEL CHEMISTRY A HO32/02 DEPTH IN CHEMISTRY ORIGINAL EXAM 2024 WITH ACCURATE QUESTIONS AND ANSWERS FOR A+ GRADE CHECK THE LAST PAGE FOR ANSWERS 1 Group 2 elements are metals that react with oxygen and water. (a) Magnesium is oxidised when it burns in oxygen to form an ionic compound. ...
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In winkelwagenOCR AS LEVEL CHEMISTRY A HO32/02 DEPTH IN CHEMISTRY ORIGINAL EXAM 2024 WITH ACCURATE QUESTIONS AND ANSWERS FOR A+ GRADE CHECK THE LAST PAGE FOR ANSWERS 1 Group 2 elements are metals that react with oxygen and water. (a) Magnesium is oxidised when it burns in oxygen to form an ionic compound. ...
OCR AS LEVEL CHEMISTRY A H032/01 BREADTH IN CHEMISTRY GENUINE 2024 EXAM WITH ACCURATE ANSWERS FOR A+ GRADE. CHECK THE LAST PAGE FOR ANSWERS row shows the atomic structure of 37Cl –? protons neutrons electrons A 17 18 20 B 17 20 18 C 18 19 17 D 20 17 21 Your answer [1] 2 What i...
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In winkelwagenOCR AS LEVEL CHEMISTRY A H032/01 BREADTH IN CHEMISTRY GENUINE 2024 EXAM WITH ACCURATE ANSWERS FOR A+ GRADE. CHECK THE LAST PAGE FOR ANSWERS row shows the atomic structure of 37Cl –? protons neutrons electrons A 17 18 20 B 17 20 18 C 18 19 17 D 20 17 21 Your answer [1] 2 What i...
OCR AS LEVEL CHEMISTRY B (SALTERS) H033/02 CHEMISTRY IN DEPTH ACTUAL 2024 EXAM PREDICTION WITH ACCURATE QUESTIONS AND ANSWERS. A+ GUARANTEED.CHECK THE LAST PAGE FOR ANSWERS. 1 Disposable lighters use butane (C4H10). Heat energy is released when the butane is burned. Some students wish to determi...
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In winkelwagenOCR AS LEVEL CHEMISTRY B (SALTERS) H033/02 CHEMISTRY IN DEPTH ACTUAL 2024 EXAM PREDICTION WITH ACCURATE QUESTIONS AND ANSWERS. A+ GUARANTEED.CHECK THE LAST PAGE FOR ANSWERS. 1 Disposable lighters use butane (C4H10). Heat energy is released when the butane is burned. Some students wish to determi...
OCR AS LEVEL CHEMISTRY B (SALTERS) H033/01 FOUNDATIONS OF CHEMISTRY 2024 GENUINE EXAM PREDICTION RATED 5 STAR.100% COMPLETE WITH ACCURATE ANSWERS. CHECK THE LAST PAGE FOR ANSWERS 1 How many protons are in a hydroxide ion, OH−? A 1 B 8 C 9 D 10 Your answer [1] 2 Which of ...
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In winkelwagenOCR AS LEVEL CHEMISTRY B (SALTERS) H033/01 FOUNDATIONS OF CHEMISTRY 2024 GENUINE EXAM PREDICTION RATED 5 STAR.100% COMPLETE WITH ACCURATE ANSWERS. CHECK THE LAST PAGE FOR ANSWERS 1 How many protons are in a hydroxide ion, OH−? A 1 B 8 C 9 D 10 Your answer [1] 2 Which of ...
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