Sawaal
  • Home/
  • Searching for i

 Searching for "i"

Q:

Van der Waal's equation explains the behaviour of _____

A) Ideal gases B) Real gases
C) Mixture of gases D) Diatomic gases
 
Answer & Explanation Answer: B) Real gases

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry

Q:

Blue litmus paper is converted into red in solution of _______

A) Acid B) Base
C) Alkali D) Salt
 
Answer & Explanation Answer: A) Acid

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry

Q:

Of the following elements, which one has the same oxidation  state in all of its compounds?

A) Hydrogen B) Fluroine
C) Carbon D) oxygen
 
Answer & Explanation Answer: B) Fluroine

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry

Q:

A bond formed by the transfer of electrons between atoms of the elements is called

A) Ionic bond B) Covalent bond
C) Co-ordinate bond D) Hydrogen bond
 
Answer & Explanation Answer: A) Ionic bond

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry

Q:

The difference between a nuclear reactor and atomic bomb is that ___________

A) no chain reaction takes place in nuclear reactor while in the atomic bomb there is a chain reaction B) the chain reaction in nuclear reactor is controlled
C) the chain reaction in nuclear reactor is not controlled D) no-chain reaction takes place in atomic bomb while it takes place in nuclear reactor
 
Answer & Explanation Answer: B) the chain reaction in nuclear reactor is controlled

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry

Q:

Wavelength of which of the following colours of the visible spectrum of light are maximally  absorbed by green plants________

A) Green and Yellow B) Red and Blue
C) Green and Red D) Blue and Yellow
 
Answer & Explanation Answer: B) Red and Blue

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry

Q:

A mixture of sand and naphthalene can be seperated by __________

A) Fractional distillation B) Sublimation
C) Chromatography D) Any of them
 
Answer & Explanation Answer: B) Sublimation

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry

Q:

To produce deflection in a television picture tube:

A) an electric field is used B) a magnetic field is used
C) both electric and magnetic field are used D) none of the above
 
Answer & Explanation Answer: B) a magnetic field is used

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Physics