Observe the diagram given below and answer the questions: In the above experiment, instead of sodium carbonate, which chemical can be used to get the same products?
Observe the diagram given below and answer the questions: Write the use of acetic acid.
Observe the given diagram and answer the questions: Name the process shown in the figure.
Observe the given diagram and answer the questions: Name the colour that deviates the most.
Observe the given diagram and answer the questions: Name the colour that deviates the least.
Observe the given diagram and answer the questions: Name any one phenomenon in nature which is based on the above process.
Observe the given diagram and answer the questions: Define ‘spectrum’.
Observe the following graph and answer the following questions: What does the graph represent?
Complete the following table by observing the given figures:
Identify the hydrocarbon from the given electron-dot structure:
Match the Columns:
