Cleansing action of soaps — task. Chemistry CBSE Live product, Class 10.

State whether the statements are true or false and choose the following correct statement:

1. The hydrophobic tail of soap dissolves in water while the hydrophilic head dissolves in oil.

The statement is

The hydrophilic head attaches to oil, and the hydrophobic tail interacts with water.
The hydrophobic tail attaches to oil, and the hydrophilic head interacts with water.

2. Brisk effervescence is observed when soap reacts with dirt in hard water.

The statement is

Formation of insoluble scum reduces foam and cleaning efficiency.
Brisk effervescence occurs because soap dissolves oil directly without forming micelles.

Did you find an error?

7. Cleansing action of soaps