Question

A student is studying the properties of acetic acid in his school laboratory. List two physical and two chemical properties which he must observe and note in his record book.

Answer 1

Answer:

Physical properties...

1. colourless

2. soluble in water

chemical properties....

1. turns blue litmus into red

2. perform esterifigation reaction with ethanol.

Answer 2

Dear Student,

◆ Acetic acid -

• Acetic acid (ethanoic acid) has molecular formula CH3-COOH.

A student must observe following properties in laboratory -

# Physical properties -

• Physical state - liquid
• Colour - colourless
• Smell - pungent smell
• Solubility - water soluble

# Chemical properties -

• Acidic strength - weak acid
• Litmus test - turns blue to red
• Action on metals - evolves hydrogen
• Neutralization - with sodium/potassium hydroxide

Thanks dear...