Physics and Chemistry

How many oxygen molecules in ozone?

• 2

• 3

• 4

• 5

Unit of Impulse is

• N/m

• Nm

• N/s

• Ns

Father of Modern Periodic Table

• Dimitri Mendeleev

• Dobereiner

• Newlands

Number of periods in modern periodic table is ___________

• 7

• 8

• 18

• 17

Who discovered electron ?

• Ernest Rutherford

• J J Thomson

• Eugen Goldstein

• Michael Faraday

The process of loss of electrons is called

• Reduction

• Oxidation

• None of these

The term Interia relates with

• Newton's universal law of gravitation

• Newton's first law

• Newton's second law

• Newton's third law

Atomic number of carbon

• 7

• 5

• 6

• 8

Attraction between molecules of the same type is called __________

• Cohesive Force

• Adhesive Force

• None of these

When temperature increases the viscosity of liquids ?

• Increases

• Decreases

• No change