Here are Core 4 questions from past Maths A-level papers separated by topic.

For AQA

C4 Algebra & Functions
C4 Binomial Expansion
C4 Calculus
C4 Exponentials
C4 Trigonometry
C4 Vectors

For Edexcel, Set 1

C4 Algebra – Partial fractions
C4 Coordinate geometry – Parametric curves
C4 Differential equations – first order
C4 Differentiation – Implicit differentiation
C4 Differentiation – Parametric differentiation
C4 Differentiation – Products and quotients
C4 Differentiation – Rates of change
C4 Differentiation – Stationary points
C4 Differentiation – Tangents and normals
C4 Integration – Areas
C4 Integration – Basic integration
C4 Integration – By parts
C4 Integration – By substitution
C4 Integration – Using partial fractions
C4 Integration – Volumes
C4 Numerical Methods – Trapezium rule
C4 Sequences and series – Binomial series
C4 Sequences and series – Maclaurin series
C4 Sequences and series – general
C4 Trigonomnetry – Trigonometrical formulae and equations
C4 Trigonomnetry – Trigonometrical identities
C4 Vectors – Scalar products
C4 Vectors – Vector lines

For Edexcel, Set 2

Ch.1 Partial Fractions
Ch.2 Coordinate Geometry & Ch.4 Parametric Differentiation
Ch.3 Binomial Expansion
Ch.4 Differentiation
Ch.5 Vectors
Ch.6 Integration
Ch.6 Rates & Differential Eqns.

For OCR

C4 Algebra
C4 Differential Equations
C4 Differentiation
C4 Integration
C4 Vectors

For OCR MEI

• C4 Algebra – Binomial Expansion 1 MS
• C4 Algebra – Binomial Expansion 1 QP
• C4 Algebra – Binomial Expansion 2 MS
• C4 Algebra – Binomial Expansion 2 QP
• C4 Algebra – Rational Expressions & Partial Fractions 1 MS
• C4 Algebra – Rational Expressions & Partial Fractions 1 QP
• C4 Algebra – Rational Expressions & Partial Fractions 2 MS
• C4 Algebra – Rational Expressions & Partial Fractions 2 QP
• C4 Algebra – Rational Expressions & Partial Fractions 3 MS
• C4 Algebra – Rational Expressions & Partial Fractions 3 QP
• C4 Differential Equations 1 MS
• C4 Differential Equations 1 QP
• C4 Differential Equations 2 MS
• C4 Differential Equations 2 QP
• C4 Differential Equations 3 MS
• C4 Differential Equations 3 QP
• C4 Differential Equations 4 MS
• C4 Differential Equations 4 QP
• C4 Integration – Partial Fractions MS
• C4 Integration – Partial Fractions QP
• C4 Integration – Trapezium Rule MS
• C4 Integration – Trapezium Rule QP
• C4 Integration – Volume of Revolution 1 MS
• C4 Integration – Volume of Revolution 1 QP
• C4 Integration – Volume of Revolution 2 MS
• C4 Integration – Volume of Revolution 2 QP
• C4 Parametric Equations 1 MS
• C4 Parametric Equations 1 QP
• C4 Parametric Equations 2 MS
• C4 Parametric Equations 2 QP
• C4 Parametric Equations 3 MS
• C4 Parametric Equations 3 QP
• C4 Trigonometry – Compound & Double Angle Formulae 1 MS
• C4 Trigonometry – Compound & Double Angle Formulae 1 QP
• C4 Trigonometry – Compound & Double Angle Formulae 2 MS
• C4 Trigonometry – Compound & Double Angle Formulae 2 QP
• C4 Trigonometry – Equations 1 MS
• C4 Trigonometry – Equations 1 QP
• C4 Trigonometry – Equations 2 MS
• C4 Trigonometry – Equations 2 QP
• C4 Trigonometry – Equations 3 MS
• C4 Trigonometry – Equations 3 QP
• C4 Trigonometry – Identities & Functions – sec, cosec, cot 1 MS
• C4 Trigonometry – Identities & Functions – sec, cosec, cot 1 QP
• C4 Trigonometry – Identities & Functions – sec, cosec, cot 2 MS
• C4 Trigonometry – Identities & Functions – sec, cosec, cot 2 QP
• C4 Vectors – Coordinate Geometry 1 MS
• C4 Vectors – Coordinate Geometry 1 QP
• C4 Vectors – Coordinate Geometry 2 MS
• C4 Vectors – Coordinate Geometry 2 QP
• C4 Vectors – Lines & Planes 1 MS
• C4 Vectors – Lines & Planes 1 QP
• C4 Vectors – Lines & Planes 2 MS
• C4 Vectors – Lines & Planes 2 QP
• C4 Vectors – Lines & Planes 3 MS
• C4 Vectors – Lines & Planes 3 QP
• C4 Vectors – Lines & Planes 4 MS
• C4 Vectors – Lines & Planes 4 QP
• C4 Vectors – Scalar Product MS
• C4 Vectors – Scalar Product QP