Question

sheetal wants to boil water quickly in a test tube. on observing the different zones of the flame, she is not able ro decide which zone of the flame will be best for boiling water quickly. Help her in this activity.

Answer 1

The blue part of the flame.

Answer 2

Although, it is a practical approach based and experimental activity.

However, keeping the test tube on the blue part of the flame will be best for boiling water quickly.

One can perform this activity by keeping the test tube on different zones and note the time taken to reach the boiling point of the water.

This give a much better idea to do such activity.