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Exam (elaborations)
Aqa Chemistry A-level (7405/1) Paper 1 Inorganic and Physical Chemistry Mark scheme June 2022 100% Final.
Aqa Chemistry A-level (7405/1) Paper 1 Inorganic and Physical Chemistry Mark scheme June 2022 100% Final.
Exam (elaborations)
Aqa Chemistry A-level (7405/2) Paper 2 Organic and Physical Chemistry Question Paper June 2022 Official.
PopularAqa Chemistry A-level (7405/2) Paper 2 Organic and Physical Chemistry Question Paper June 2022 Official.
Exam (elaborations)
Systems of equations and inequalities from word problems questions and answers 2025(passed)
Systems of equations and inequalities from word problems questions and answers 2025(passed)
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Quadratic Equations, Linear Equations, and Functions questions and answers.
Quadratic Equations, Linear Equations, and Functions questions and answers.
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Equations, Identities and Contradictions questions and answers 2025(passed)
Equations, Identities and Contradictions questions and answers 2025(passed)
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Dividing Fractions 5.13 and 5.14 questions and answers 2025(passed).
Dividing Fractions 5.13 and 5.14 questions and answers 2025(passed).
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Combining Like Terms to Solve Equations Quiz questions and answers 2025(passed).
Combining Like Terms to Solve Equations Quiz questions and answers 2025(passed).
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Chemistry A Level Equations (Edexcel) questions and answers 2025(passed)
Chemistry A Level Equations (Edexcel) questions and answers 2025(passed)
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algebra 2a - unit 6 radical equations questions and answers 2025(passed).
algebra 2a - unit 6 radical equations questions and answers 2025(passed).
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Chemistry A Level Exam Questions And Answers 2023 100% Correct!!!
Chemistry A Level Exam Questions And Answers 
2023 100% Correct!!! 
Chemistry A Level Exam Questions And Answers 
2023 100% Correct!!!
Exam (elaborations)
CHEMISTRY A LEVEL WITH SATISFIED SOLUTIONS What are the two elements which are exceptions to the electron configuration? - CORRECT-The two exceptions for this is copper and chromium. In both cases, the 4s subshell contains only one electron, even thoug
CHEMISTRY A LEVEL WITH SATISFIED SOLUTIONS 
 
 
 
What are the two elements which are exceptions to the electron configuration? - CORRECT-The two exceptions for this is copper and chromium. In both cases, the 4s subshell contains only one electron, even though there are electrons in the 3d subshell. 
 
 
 
To explain this, its because the 3d subshell is more stable when it is either half full, or completely full. 
 
 
 
So in the case of chromium, by having only one electron in the 4s subshell, ...
Exam (elaborations)
Chemistry A Level With Satisfied Solutions
CHEMISTRY A LEVEL WITH SATISFIED SOLUTIONS 
 
 
 
What are the two elements which are exceptions to the electron configuration? - CORRECT-The two exceptions for this is copper and chromium. In both cases, the 4s subshell contains only one electron, even though there are electrons in the 3d subshell. 
 
 
 
To explain this, its because the 3d subshell is more stable when it is either half full, or completely full. 
 
 
 
So in the case of chromium, by having only one electron in the 4s subshell, ...
Exam (elaborations)
Aqa Chemistry A-level (7405/2) Paper 2 Organic and Physical Chemistry Mark scheme June 2022 100% Verified.
Aqa Chemistry A-level (7405/2) Paper 2 Organic and Physical Chemistry Mark scheme June 2022 100% Verified.