A Level Chemistry Practice vs A

A-Level Chemistry Practice is an educational application designed to help students understand and practice key chemistry concepts through structured quizzes and mock tests. The app provides topic-wise questions covering important areas of A-Level chemistry including atomic structure, bonding, energetics, equilibrium, organic chemistry, and analytical techniques. Students can practice conceptual questions, solve numerical problems, and track their performance using detailed statistics. The app supports systematic learning and revision, making it suitable for both academic preparation and competitive exams. Topics Included 1. Atomic Structure Subatomic particles, atomic number, isotopes, electron configuration, energy levels, and ion formation. 2. Chemical Bonding Ionic, covalent, and metallic bonding, bond polarity, intermolecular forces, and molecular shapes. 3. States of Matter Solid, liquid, and gas behavior, changes of state, kinetic theory, and gas laws. 4. Chemical Energetics Enthalpy changes, exothermic and endothermic reactions, bond energy, Hess’s law, and energy profiles. 5. Reaction Kinetics Reaction rates, collision theory, activation energy, catalysts, and effects of concentration and temperature. 6. Chemical Equilibrium Dynamic equilibrium, Le Chatelier’s principle, equilibrium constants, and effects of pressure and temperature. 7. Acids, Bases, and Salts Acid–base theories, pH scale, neutralization reactions, strong and weak acids, and buffer solutions. 8. Redox Reactions Oxidation and reduction, oxidation states, redox balancing, electrochemical cells, and applications. 9. Organic Chemistry Basics Hydrocarbons, alkanes, alkenes, functional groups, isomerism, and nomenclature. 10. Organic Reactions Substitution, addition, elimination, oxidation, reduction, and polymerization reactions. 11. Analytical Techniques Chromatography, mass spectrometry, infrared spectroscopy, NMR spectroscopy, titration, and qualitative analysis. 12. Periodicity Periodic trends, atomic radius, ionization energy, electronegativity, and group properties. 13. Transition Elements Properties of transition metals, complex ions, ligands, catalytic activity, colored compounds, and redox behavior. 14. Environmental Chemistry Atmospheric chemistry, greenhouse effect, ozone layer, pollution sources, water treatment, and sustainable chemistry. Key Features Topic-wise chemistry quizzes Mock tests for overall assessment Daily quiz for regular practice Performance statistics to track progress Structured chapters for systematic learning Simple and distraction-free interface A-Level Chemistry Practice is suitable for students studying chemistry who want structured practice in atomic structure, organic chemistry, physical chemistry, and analytical techniques.

A-Level Sciences Revision is a focused exam-prep app for A-Level Biology, Chemistry and Physics. IMPORTANT: Full access requires an In-App Purchase (auto-renewable subscription or lifetime). The download is free; practice content unlocks after purchase. There is no free sample. Restore Purchases is always available on the paywall and in Settings. WHAT YOU GET • 2,000+ original multiple-choice questions across Biology, Chemistry and Physics • Topics spanning molecules, cells, genetics, bonding, energetics, organic chemistry, mechanics, waves, electricity, fields, nuclear physics — plus calculations and required-practical style items • Timed mocks (40 questions · 60 minutes · 70% pass mark style practice) • Quick practice, practice-by-topic, weak-area drills • Review incorrect answers and bookmarks • Flashcards with spaced repetition • Progress dashboard: readiness %, mastery, streak, exam countdown • Works fully offline — no account required WHO IT'S FOR Year 12–13 / sixth-form students preparing for A-Level science papers. Study on your schedule with clear rationales after every answer. COMPLIANCE & DISCLAIMER Independent study aid by MD Shahariar Nazim Joy. Not affiliated with, endorsed by, or connected to AQA, OCR, Pearson Education, or any awarding organisation. Original questions inspired by publicly available A-Level subject themes. Practising here does not guarantee a pass. Always check your exam board's current specification. SUBSCRIPTIONS (USD) • Monthly Premium — $3.99 / month • Yearly Premium — $12.99 / year (best value) • Lifetime Access — $14.99 one-time Payment is charged to your Apple Account. Subscriptions auto-renew unless cancelled at least 24 hours before the period ends. Manage in App Store account settings. Privacy Policy: https://joykhansayan1.github.io/a-level-sciences-revision/privacy.html Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Support: https://joykhansayan1.github.io/a-level-sciences-revision/support.html