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Chemistry

Cambridge A Levels · Code 9701

Topics ko order mein karo, har lesson ke baad recall test karo, phir past papers se exam-style questions practise karo.

1 Learn

Explanation parho aur Pakistan-relevant example dekho.

2 Recall

Key-point card se yaad karo, lesson dobara khole bagair.

3 Apply

Quiz attempt karo, mistakes note karo, weak concept par wapas jao.

Topic list

01

Atomic Structure and the Periodic Table

This topic forms the fundamental basis of all chemistry, explaining why elements behave the way they do based on their subatomic particles and electron arrangements.

5 QReady02

Chemical Bonding and Structure

Understand how atoms join together to form everything around us, from the salt on your table to the air you breathe.

5 QReady03

Energetics and Thermodynamics

This topic explores the energy changes that accompany chemical reactions, determining whether they are feasible and how much heat they release or absorb.

5 QReady04

Chemical Kinetics and Reaction Rates

This topic explores the speed of chemical reactions, the factors that control them, and the step-by-step pathways reactions take.

5 QReady05

Chemical Equilibria

Master how reversible reactions achieve a dynamic balance and learn to predict how they respond to changing conditions.

30 QReady06

Electrochemistry and Redox

This topic explores the crucial link between chemical reactions and electricity, from the principles of batteries and corrosion to large-scale industrial electrolysis.

5 QReady07

Acids, Bases and pH

Master the principles of proton transfer, pH calculations, and buffer systems to excel in your A Level Chemistry exams.

5 QReady08

Introduction to Organic Chemistry

Master the fundamental language of organic chemistry, from drawing and naming molecules to distinguishing between different types of isomers.

5 QReady09

Hydrocarbons: Alkanes, Alkenes and Arenes

Master the reactions of saturated, unsaturated, and aromatic hydrocarbons, from the free-radical chaos in alkanes to the elegant substitutions of benzene.

5 QReady10

Functional Group Chemistry

Master the reactions, mechanisms, and interconversions of key organic families, from halogenoalkanes to amines, to excel in your A Level Chemistry exams.

5 QReady

How to turn Chemistry revision into marks

Chemistry becomes manageable when you connect particles, observations, equations, and practical evidence. Har reaction ko sirf words nahi—what changes, why it changes, and how you would know—ke through study karo.

Answer method

  1. Identify the particles, substances, conditions, and observable change involved.
  2. Write balanced formulae and charges carefully before doing mole or ratio work.
  3. Separate what was observed from the particle-level explanation for that observation.
  4. For practical work, name the variable, measurement, safety control, and evidence needed for the conclusion.

Common traps

  1. Treating a memorised colour or test as an explanation rather than an observation.
  2. Changing a formula to balance an equation instead of changing coefficients.
  3. Confusing concentration, amount, mass, volume, rate, yield, and equilibrium position.
  4. Giving a generic practical improvement that does not change measurement quality or control a variable.

Practice rhythm

  1. Build a reaction map linking reagent, condition, observation, product, and equation.
  2. Complete one calculation with units and one explanation using particle language.
  3. Predict what changes when one condition is altered, then justify the direction of change.
  4. Review missed questions by classifying them as recall, equation, calculation, or practical-evidence errors.

Official material and timed practice

These lessons support revision; confirm the current Cambridge International specification and school exam-entry advice before planning your papers.

Official syllabusOfficial resourcesSaved syllabus PDFPast-paper desk