Methodical recommendation:

Theory

Number Name Description
1. Natural indicators Explantaion on natural indicators

Practice Questions

Number Name Type Difficulty Marks Description
1. Organic acid and its properties Other medium 2 m. An exercise that is based on the acid and its properties, the student has to select the correct answer based on the properties of acid. As an outcome will learn about the mentioned.
2. Acid-base indicators Other easy 4 m. An exercise that showns the different types of natural indicators. The Student has to look at the image and select the suitable indicators.
3. Litmus test Other medium 2 m. This exercise consists of litmus test to the solutions. The student has to choose the correct answers, and the questions deal with the importance of acids, bases and salts. As an outcome of this exercise, the student will learn about the mentioned concepts.
4. Organic acids Other medium 4 m. An exercise based on the organic acids present in natural souces. Student has to match the correct options according to the given options about the organic acids.
5. Indicators Other medium 4 m. Exercise based on the topic indicators.
6. Colour change and natural pigments Other easy 2 m. An exercise that is based on the characteristics of materials, the student has to select the correct answer by analysing the analogy. As an outcome will learn about the mentioned.
7. Colour change of indicators Other hard 4 m. An exercise based on the indicators and colour change of the solurions based on different indicators.
8. Characteristics of indicators Other medium 2 m. An exercise that analyse the knowledge about indicators by answering the questions.
9. Different natural indicators Other hard 4 m. An exersice related to acid-base indicator. The student has to analyse the riddle and guess the correct acid- base indicator with the given clue.