Fundamental concepts of chemistry

Chemistry · MDCAT Practice. This chapter holds 356 questions across 8 topics. Explanations are provided on 272 of them (76%) — the rest are questions the bank itself leaves unexplained.

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Practice Sit an exam Read with answers

Practice shows the answer and explanation after every question. The exam is timed — one minute per question — with the answers held until the end. Read shows every question with its correct answer marked.

Topics in this chapter

Stoichiometry and it's important assumptions 64 questions Practice Read
Mole 59 questions Practice Read
Avogadro number 53 questions Practice Read
Yield 53 questions Practice Read
Limiting and excess reactant 44 questions Practice Read
Atomic mass 35 questions Practice Read
Determination of empirical and molecular formula 26 questions Practice Read
Molecular formula vs Empirical formula 22 questions Practice Read