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NCEA Level 2 CHEMISTRY
Chemical Reactivity
Overview
No Brain Too Small Practice Exam Paper
Reactivity Practice Paper #1 - Draft answers
Last minute reminders / at a glance sheets
Last minute Reactivity reminders
91166 Rates, equilibrium, acids and bases and pH - a page on each (version 2 - new in 2021)
91166 Rates, equilibrium, acids and bases and pH - a page on each (version 1)
Acids and Bases
At a glance - Comparing Strong and Weak Acids & Bases notes
Equilibria
91166 Haber process - why are industrial conditions chosen?
Rates of reaction
Collated questions
Collated Rates of reaction questions (from expired AS 90310 and new AS 91166) - updated to 2024 
Collated Equilibria questions and answers (2013-2024) - updated to 2024
Collated Acids, bases & pH questions (2013-2024).- updated to 2024
Collated Equilibria questions (from expired AS 90310) and Collated Equilibria answers (from expired AS 90310)
Collated Acids, bases & pH questions (from 2012 and the expired AS 90310 - still valid) Answers
Flashcards
91166 Reactivity flashcards (revised in 2020)
Misc
91164 / 91166 Assorted Calculations (energy, Kc & pH)
Older resources - still relevant
Collated Equilibria Questions (from expired AS 90310 and new AS 91166) - Kc and calculations only; Hints included.
pH calculation notes (from expired AS 90310 but still 100% relevant to AS 91166)
Last Amended...
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