Ocr b salters chemistry - Study guides, Class notes & Summaries
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OCR AS Level Chemistry B (Salters) H033/02 Chemistry in depth Question paper And Mark Scheme for June 2023
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OCR 
AS Level Chemistry B (Salters) H033/02 Chemistry in depth 
Question paper And Mark Scheme for June 
2023
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OCR AS Level Chemistry B (Salters) H033/01 Foundations of chemistry Question paper And Mark Scheme merged for June 2023
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OCR 
AS Level Chemistry B (Salters) H033/01 Foundations of chemistry 
Question paper And Mark Scheme merged 
for June 
2023
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OCR Salters B Chemistry- Paper 3 Practical Skills 2024
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OCR Salters B Chemistry- Paper 3 
Practical Skills 2024
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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.
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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. 
 
B	The nucleus is small and dense. 
 
C	Electrons exist in energy levels/shells. 
 
D	Electrons exist in atomic orbitals. 
 
Your answer	[1] 
 
 
2	Which row gives the correct trends for the followi...
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OCR AS LEVEL CHEMISTRY B (SALTERS) H033/01 FOUNDATIONS OF CHEMISTRY ACTUAL 2024 COMPLETE EXAM V1 WITH ACCURATE ANSWERS A+ GRADE ASSURED.CHECK LAST PAGE FOR ANSWERS
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OCR AS LEVEL CHEMISTRY B (SALTERS) H033/01 FOUNDATIONS OF CHEMISTRY 
ACTUAL 2024 COMPLETE EXAM V1 WITH ACCURATE ANSWERS 
 A+ GRADE ASSURED.CHECK LAST PAGE FOR ANSWERS 
1	What is the outer subshell electron configuration of an element in Group 16 of the Periodic Table? 
 
A	p4 
 
B	p5 
 
C	p6 
D	p16 
 
Your answer	 	[1] 
 
2	Geiger and Marsden fired α-particles at a gold foil. What happened in their experiment? 
A	The α-particles were scattered randomly. 
B	Most α-particles passed through unde...
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OCR Salters B Chemistry- Paper 3 Practical Skills exam 2023 with 100% complete solutions
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Weighing a solid correct answers1. Zero the balance 
 
2. Place weighing bottle/boat onto balance and add in the approximate required mass of solid 
 
3. Accurately weigh solid and weighing bottle and record 
 
4. Empty solid into glassware where it will be used 
 
5. Accurately reweigh empty weighing bottle 
 
6. Subtract recorded mass for empty weighing bottle from mass recorded for solid and weighing bottle 
 
Measuring a volume of a liquid using a pipette correct answersPipettes used for ac...
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OCR B Salters Chemistry exam 2023 with 100% correct answers
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History of the atom correct answersSolid sphere 
Johnson - Plum pudding (-ve electrons) 
Rutherford - fired alpha particles at thin gold sheet, a few were deflected backwards - tiny +ve nucleus, surrounded by cloud of -ve electrons 
Electrons in shells/ energy levels 
 
Percentage yield equation correct answersactual yield/theoretical yield x 100 
 
Making new concentrations equation correct answersvol to use = final conc/initial conc x vol required 
 
Acid-alkali titrations correct answersUse p...
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