• HOME
  • QUIZ
  • CONTACT US
EXAMIANS
  • COMPUTER
  • CURRENT AFFAIRS
  • ENGINEERING
    • Chemical Engineering
    • Civil Engineering
    • Computer Engineering
    • Electrical Engineering
    • Mechanical Engineering
  • ENGLISH GRAMMAR
  • GK
  • GUJARATI MCQ

Chemistry

Chemistry
Fertiliser having high nitrogen content is :

Ammonium nitrate
Urea
Calcium citrate
Ammonium sulphate

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Which one of the following mineral does not contain oxygen ?

Haematite
Cryolite
Bauxite
Calcite

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
The ionisation energy of hydrogen atom in the ground state is x KJ. The energy required for an electron to jump from 2nd orbit to 3rd orbit is

7.2 x
5x
x/6
5x/36

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Which one of the following chemicals helps in fruit ripening?

Atrazine
Ethephon
Malathion
Isoproturan

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Who first published the periodic table

Dmitri Mendeleev
Henry Moseley
John Dalton
Julius Lothar Meyer

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Silicon is used in

Solar energy devices
All of these
Transistors
Semiconductors

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Chemistry

DOWNLOAD APP

  • APPLE
    from app store
  • ANDROID
    from play store

SEARCH

LOGIN HERE


  • GOOGLE

FIND US

  • 1.70K
    FOLLOW US
  • EXAMIANSSTUDY FOR YOUR DREAMS.
  • SUPPORT :SUPPORT EMAIL ACCOUNT : examians@yahoo.com

OTHER WEBSITES

  • GUJARATI MCQ
  • ACCOUNTIANS

QUICK LINKS

  • HOME
  • QUIZ
  • PRIVACY POLICY
  • DISCLAIMER
  • TERMS & CONDITIONS
  • CONTACT US
↑