• 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
What particles move around the nucleus of an atom and are negatively charged?

Positrons
Protons
Neutrons
Electrons

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
The influence of temperature on reaction rate is predicted by

Arrhenius equation
Van der Waals equation
Kirchhoff's equation
Lewis equation

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Nitrification is the biological process of converting

N2 into nitrate
N2into nitrite
Ammonia into nitrite
Ammonia into N2

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Ozone layer is present in

Ionosphere
Stratosphere
Troposphere
Exosphere

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
What is the mass percentage of carbon in carbon dioxide (CO2)

0.158
0.201
0.323
0.273

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
The chief source for the production of nitrogeneous fertilizers is :

Nitrogen dioxide
Nitric acid
Ammonia
Nitrogen

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
↑