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- Suppose you are to prepare chlorine gas in the laboratory. What is the major safety precautions to
observe(Solved)
Suppose you are to prepare chlorine gas in the laboratory. What is the major safety precautions to
observe
Date posted: January 5, 2022.
- A teacher demonstration is very common method of teaching chemistry in schools. Give four
reasons why teacher demonstration are often preferred when teaching chemistry(Solved)
A teacher demonstration is very common method of teaching chemistry in schools. Give four
reasons why teacher demonstration are often preferred when teaching chemistry
Date posted: January 5, 2022.
- Outline major contribution of John Dalton to development of modern chemistry(Solved)
Outline major contribution of John Dalton to development of modern chemistry
Date posted: January 5, 2022.
- Learning chemistry assists students to develop scientific attitudes.
State any four scientific attitudes.(Solved)
Learning chemistry assists students to develop scientific attitudes.
State any four scientific attitudes.
Date posted: January 5, 2022.
- Outline 5 characteristics of a chart(Solved)
Outline 5 characteristics of a chart
Date posted: January 5, 2022.
- The students' achievement in Kenya certificate of secondary Education (KCSE) chemistry
examination has been below average. Discuss the factors which affect the teaching and learning of
chemistry...(Solved)
The students' achievement in Kenya certificate of secondary Education (KCSE) chemistry
examination has been below average. Discuss the factors which affect the teaching and learning of
chemistry at secondary level
Date posted: January 5, 2022.
- Explain the purpose of testing or evaluation in chemistry teaching(Solved)
Explain the purpose of testing or evaluation in chemistry teaching
Date posted: January 5, 2022.
- Discuss 5 safety equipment put in a laboratory(Solved)
Discuss 5 safety equipment put in a laboratory
Date posted: January 5, 2022.
- In a class experiment, the following instructions were given.
1. Put some benzoic acid in a test tube
2. Add a reasonable amount of NaCl solution into...(Solved)
In a class experiment, the following instructions were given.
1. Put some benzoic acid in a test tube
2. Add a reasonable amount of NaCl solution into test-tube containing benzoic acid and shake
vigorously
3. If no change takes place heat the mixture gently
4. Repeat the experiment using H2O, propane, methyl benzene; sucrose and ethanol in each case
record your observations.
I. Each instruction 1 and 2 is imprecise. Identify the problem inherent in each of the instructions and
write it in precise form.
Date posted: January 5, 2022.
- Discuss reasons that justify doing experiments with students in secondary school(Solved)
Discuss reasons that justify doing experiments with students in secondary school
Date posted: January 5, 2022.
- Suggest three reasons why chemistry textbooks author abroad may not be appropriate for use in
the secondary school in Kenya(Solved)
Suggest three reasons why chemistry textbooks author abroad may not be appropriate for use in
the secondary school in Kenya
Date posted: January 5, 2022.
- Outline three scientific attitudes developed by learning chemistry in secondary schools(Solved)
Outline three scientific attitudes developed by learning chemistry in secondary schools
Date posted: January 5, 2022.
- List any objectives of teaching chemistry in secondary school in Kenya(Solved)
List any objectives of teaching chemistry in secondary school in Kenya
Date posted: January 5, 2022.