Creative Problem Solving in Chemistry - Five white solids

No comments

Label five white solids correctly by using chemical tests and any suitable apparatus.

Downloads

Five white solids
Handout | PDF, Size 36.9 kb
Using the problems
PDF, Size 30.49 kb

Download all

No comments

Level

Use

Specification

Wales
- A/AS level
  - WJEC Chemistry
    - Unit 1: THE LANGUAGE OF CHEMISTRY, STRUCTURE OF MATTER AND SIMPLE REACTIONS
      - 1.6 The Periodic Table
        (f) reactions of the aqueous cations Mg²⁺, Ca²⁺ and Ba²⁺ with OH⁻, CO₃²⁻ and SO₄²⁻ ions
        (g) characteristic flame colours shown by compounds of Li, Na, K, Ca, Sr and Ba (Mg compounds show no colour)
        (j) trends in solubility of Group 2 hydroxides and sulfates
        (o) reaction between aqueous Ag⁺ and halide ions followed by dilute aqueous NH₃
Northern Ireland
- A/AS level
  - CCEA Chemistry
    - Unit AS 3: Basic Practical Chemistry
      - use chemical tests listed in ‘Qualitative tests’ to identify unknown substances;
    - Unit AS 1: Basic Concepts in Physical and Inorganic Chemistry
      - 1.10 Qualitative tests
        1.10.3a use cation tests, including: flame tests to identify the metal ions Li⁺, Na⁺, K⁺, Ca²⁺, Ba²⁺ and Cu²⁺; and
        1.10.3b adding sodium hydroxide solution and warming to identify ammonium ion.
        1.10.4a use anion tests, including: adding barium chloride solution to identify sulfate ion;
        1.10.4b adding acidified silver nitrate solution to distinguish between chloride, bromide and iodide (followed by adding dilute and concentrated ammonia solution); and
        1.10.4c adding dilute acid to test for carbonate ion and identifying the gas produced; and
- 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;
Republic of Ireland
- Leaving Certificate
  - Chemistry
    - 2. Chemical bonding
      - 2.2 Ionic Bonding
        Activities
        Mandatory experiment 2.1 - Tests for anions in aqueous solutions: chloride, carbonate, nitrate, sulfate, phosphate, sulfite, hydrogencarbonate.
    - 9. Environmental chemistry: water
      - 9.1 pH Scale
        Depth of treatment
        pH of weak acids and bases.
        Activities
        Calculation of pH of dilute aqueous solutions of strong acids and bases (calculation of pH of mixtures of strong acids and bases not required).
England
- A/AS level
- GCSE
Scotland
- National 5
  - SQA Chemistry
    - Chemical changes and structure
      - Acids and bases
        Neutralisation reactions
        2H⁺(aq) + CO₃²⁻(aq) → H₂O(l) + CO₂(g) for aqueous metal carbonates
        2H⁺(aq) + CO₃²⁻(s) → H₂O(l) + CO₂(g) for insoluble metal carbonates

Resource
Tricky tracks: observation and inference in science | 11–14 years
Presentation, worksheet and lesson plan to help learners understand the difference between observation and inference as you build their understanding of the scientific process
Ideas
Building literacy skills in science
2023-03-02T07:00:00Z
Follow this guide to introduce and develop your students’ literacy skills in science
Resource
Practical planning: spot the mistakes | 14–16 years
Use these exam-style questions to check your learners’ understanding of experimental skills and strategies

No comments yet

You're not signed in.

Only registered users can comment on this article.

More Resources

Resource
Evaluating experiments worksheet | 14–16 years
Improve your learners’ evaluation skills by breaking down the experimental process
Resource
Practical skills tracking | 16–18 years
Use these editable tools to help learners develop their practical skills using the Common Practical Assessment Criteria (CPAC)
Resource
Using multiple models in science | 14–16 years
Interpret and evaluate multiple models of a molecule of hydrogen to develop understanding and discuss limitations of models in science

Creative Problem Solving in Chemistry - Five white solids

Downloads

Five white solids

Using the problems

Level

Use

Category

Specification

Related articles

Tricky tracks: observation and inference in science | 11–14 years

Building literacy skills in science

Practical planning: spot the mistakes | 14–16 years

No comments yet

Only registered users can comment on this article.

More Resources

Evaluating experiments worksheet | 14–16 years

Practical skills tracking | 16–18 years

Using multiple models in science | 14–16 years