Chemistry Chapter 4 book 1

1.     Surface tension is measured by the

a)     Viscometer

b)    Stalagamometer

c)     Barometer

d)    Monometer

2.     In industrial purification of the glycerin, its boiling point is reduced from 290⁰C to 120⁰C by

a)     Increasing pressure

b)    Decreasing pressure

c)     Slow heating of liquid

d)    Fast heating liquid

3.     The force of attraction between the particles of liquid is called

a)     Cohesive force

b)    Adhesive force

c)     Surface tension

d)    All of them

                                       

1.b

2.b

3.a