Edexcel GCSE Combined Science 1SC0 · C1
Key concepts in chemistry
- Code
- C1
- In
- C Chemistry
- Course
- GCSE Combined Science 1SC0
- Board
- Edexcel
Grade boundaries·Edexcel command words
Codes and titles are read by a script from Edexcel's published specification and have not been checked by a person. What each point covers is in the specification itself: Edexcel’s specification.
Points under C1
- C1.1 Development of the model of the atom
- C1.2 Structure of an atom
- C1.3 Relative charge and mass of subatomic particles
- C1.4 Equal numbers of protons and electrons
- C1.5 Size of the nucleus
- C1.6 Mass concentrated in the nucleus
- C1.7 Mass number
- C1.8 Proton number unique to each element
- C1.9 Isotopes
- C1.10 Numbers of protons, neutrons and electrons in atoms
- C1.11 Isotopes and non-integer relative atomic masses
- C1.12 Calculating relative atomic mass
- C1.13 Mendeleev's periodic table
- C1.14 Mendeleev's predictions of undiscovered elements
- C1.15 Mendeleev's ordering and relative atomic mass
- C1.16 Atomic number and position in the periodic table
- C1.17 Periods and groups in the periodic table
- C1.18 Metals and non-metals in the periodic table
- C1.19 Electronic configurations of the first 20 elements
- C1.20 Electronic configuration and periodic table position
- C1.21 Formation of ionic bonds
- C1.22 Definition of an ion
- C1.23 Protons, neutrons and electrons in simple ions
- C1.24 Formation of ions in ionic compounds
- C1.25 The endings -ide and -ate
- C1.26 Formulae of ionic compounds
- C1.27 Ionic lattice structures
- C1.28 Formation of covalent bonds
- C1.29 Covalent bonding forming molecules
- C1.30 Size of atoms and small molecules
- C1.31 Dot and cross diagrams of simple molecules
- C1.32 Classifying substances by structure and bonding
- C1.33 Properties of ionic compounds
- C1.34 Properties of simple molecular compounds
- C1.35 Graphite and diamond as giant covalent substances
- C1.36 Structures of graphite and diamond
- C1.37 Uses of graphite and diamond
- C1.38 Fullerenes and graphene
- C1.39 Simple polymers such as poly(ethene)
- C1.40 Properties of metals
- C1.41 Limitations of models and representations
- C1.42 Physical properties of metals and non-metals
- C1.43 Relative formula mass and percentage by mass
- C1.44 Empirical formulae from reacting masses
- C1.45 Empirical and molecular formulae
- C1.46 Experiment to find an empirical formula
- C1.47 Conservation of mass
- C1.48 Reacting masses from equations
- C1.49 Concentration in g dm⁻³
- C1.50 The mole and the Avogadro constant
- C1.51 Calculating moles and numbers of particles
- C1.52 Limiting reactants
- C1.53 Stoichiometry from reacting masses