Creative Problem Solving in Chemistry - Four solutions

No comments

Devise experiments to label some bottles correctly, using two different approaches.

Downloads

Four solutions
Handout | PDF, Size 36.01 kb
Using the problems
PDF, Size 30.49 kb

Download all

No comments

Level

Use

Specification

Northern Ireland
- A/AS level
  - CCEA Chemistry
    - Unit AS 3: Basic Practical Chemistry
      - use chemical tests listed in ‘Qualitative tests’ to identify unknown substances;
- GCSE
  - CCEA Chemistry
    - Unit 1: Structures, Trends, Chemical Reactions, Quantitative Chemistry and Analysis
      - 1.9 Chemical analysis
        1.9.16 write ionic equations for the halide and sulfate ion tests and tests for metal ions using sodium hydroxide solution;
England
- A/AS level
- GCSE
Scotland
- National 5
  - SQA Chemistry
    - Chemistry in society
      - Chemical analysis
        Analytical methods
        Flame tests can identify metals present in a sample.
    - Chemical changes and structure
      - Acids and bases
        pH
        The pH scale is an indication of the hydrogen ion concentration and runs from below 0 to above 14.
Wales
- GCSE
  - WJEC Combined science
    - Unit 2: Chemistry 1
      - 2.2 ATOMIC STRUCTURE AND THE PERIODIC TABLE
        (s) the identification of Li⁺, Na⁺, K⁺, Ca²⁺ and Ba²⁺ ions by flame tests and Cl⁻, Br⁻ and I⁻ ions by their reactions with silver nitrate solution (including ionic equations)
    - Unit 5: Chemistry 2
      - 5.2 ACIDS, BASES AND SALTS
        (a) substances as acidic, alkaline or neutral in terms of the pH scale, including acid/alkali strength
  - WJEC Chemistry
    - Unit 1: CHEMICAL SUBSTANCES, REACTIONS and ESSENTIAL RESOURCES
      - 1.2 ATOMIC STRUCTURE AND THE PERIODIC TABLE
        (t) the identification of Li⁺, Na⁺, K⁺, Ca²⁺ and Ba²⁺ ions by flame tests and Cl⁻, Br⁻ and I⁻ ions by their reactions with silver nitrate solution (including ionic equations)
    - Unit 2: CHEMICAL BONDING, APPLICATION OF CHEMICAL REACTIONS and ORGANIC CHEMISTRY
      - 2.2 ACIDS, BASES AND SALTS
        (a) substances as acidic, alkaline or neutral in terms of the pH scale, including acid/alkali strength
- A/AS level
  - WJEC Chemistry
    - Unit 1: THE LANGUAGE OF CHEMISTRY, STRUCTURE OF MATTER AND SIMPLE REACTIONS
      - 1.6 The Periodic Table
        (g) characteristic flame colours shown by compounds of Li, Na, K, Ca, Sr and Ba (Mg compounds show no colour)
        (o) reaction between aqueous Ag⁺ and halide ions followed by dilute aqueous NH₃

Resource
The preparation of 2-hydroxybenzoic acid | 16–18 years
Heat, react, convert and separate oil of wintergreen to create 2-hydroxybenzoic acid. Includes kit list and safety instructions.
Resource
The preparation of aspirin | 16–18 years
Discover the method by which learners can form aspirin in the classroom. Includes kit list and safety instructions.
CPD
How to teach quantitative chemistry at post-16
2023-05-11T07:45:00Z
Use these tips to help your students successfully calculate reacting masses and limiting agents

No comments yet

You're not signed in.

Only registered users can comment on this article.

More Resources

Resource
The aspirin story | 16–18 years
Find out about the discovery and use of aspirin with this research and presentation task for groups of 16–18 year-old learners
Resource
Thin-layer chromatography and analgesics | 16–18 years
Explore the use of painkillers and their other effects: antipyretic, anti-inflammatory and antirheumatic. Includes kit list and safety instructions.
Resource
The solubility of aspirin | 16–18 years
This activity is a useful vehicle for reinforcing ideas relating to strong and weak acids, basicity and elementary chemical calculations. Includes kit list and safety instructions.

Creative Problem Solving in Chemistry - Four solutions

Downloads

Four solutions

Using the problems

Level

Use

Category

Specification

Related articles

The preparation of 2-hydroxybenzoic acid | 16–18 years

The preparation of aspirin | 16–18 years

How to teach quantitative chemistry at post-16

No comments yet

Only registered users can comment on this article.

More Resources

The aspirin story | 16–18 years

Thin-layer chromatography and analgesics | 16–18 years

The solubility of aspirin | 16–18 years