Chemical notation & equation writing (125) Lab operations & apparatus correctness (45) Ionic equation correctness (36) Mole concept & related calculations (16) Redox electron transfer calculation (15) Redox equation balancing (6) Chemical notation & formula writing (4) Basic reaction type judgement (3)
Chemical bonding & intermolecular forces (117) Element deduction (position, structure, properties) (53) Periodic trends (20) Chemical bonding & molecular structure (18) Matter classification & change judgement (17) Intermolecular forces & material properties (9)
Chemistry & everyday life (104) Chemistry & everyday life (STSE) (53) Inorganic properties & transformations (22) Common metals & their compounds (14) Separation, purification & impurity removal (10) Chemical process flow analysis (5)
Reaction rate & equilibrium (51) Reaction heat & thermochemical equations (16) Equilibrium constant & conversion (15) Equilibrium shift judgement (13) Equilibrium state judgement (5) Rate calculations & influencing factors (2)
Common inorganic properties (51) Ion coexistence judgement (24) Galvanic & electrolytic cells (16) Solubility equilibrium & Ksp (10) Common name & formula matching (1)
Basic organic compounds (50) Functional groups & organic properties (20) Organic reaction type judgement (16) Salt hydrolysis & solution acidity (12) Organic naming & structural formulas (2)
Electrolyte solution theory (45) Conservation relations & ion concentrations (27) Ionization equilibrium & weak electrolytes (18)
Mole calculations (41) Avogadro constant statement judgement (41)
Atomic structure & periodic law (32) Isotopes & atomic structure (19) Isomer identification (13)
Redox reaction judgement (20) Redox concepts & type judgement (15) Concentration conversion & pH calculation (3) Redox strength comparison (2)
Common gas preparation & testing (17) Ion tests & inference (14) Gas preparation, purification & testing (3)
Industrial chemical process analysis (10) Common nonmetals & their compounds (10)
