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Lesson Plan
Curated OER

Condensation Polymerization: Preparation of Thiokoll® (Polysulfide Rubber)

For Teachers 11th - Higher Ed
This lab activity is geared toward experienced chemistry learners, in particular, those who are familiar with organic chemistry. They will create a synthetic elastomer  and then make observations and measurements of its different...
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Lesson Plan
Curated OER

Condensation Polymerization

For Teachers 11th - Higher Ed
This organic chemistry lab activity is appropriate for teaching polymerization, percent yield, melting point, or the types and uses of polymer materials. Chemistry pupils imagine that they are working for a company to develop a special...
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Worksheet
Curated OER

The Preparation of Teraamminecopper(II) Sulphate-1-water

For Students 9th - 12th
In this complex salt learning exercise, students create teraamminecopper(II)sulphate-1-water using copper(II)sulphate, concentrated ammonia and ethanol. Students determine the formula mass for their product, the theoretical yield of the...
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Worksheet
Curated OER

WS 4.8-Review

For Students 10th - 12th
In this chemistry review worksheet, learners solve a variety of problems including balancing equations, solving for unknowns using dimensional analysis, finding percent yields, limiting reactants and empirical formulas.