• 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
The antiparticle of an electron is

Beta particles
Positron
Alpha particles
Proton

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Carborundum is another name of

Calcium oxide
Silicon oxide
Silicon carbide
Calcium carbide

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
The chemical formula of the laughing gas is

NO2
N2O3
NO
N2O

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Acid rain' is caused due to air - pollution by

Methane
Carbon dioxide
Carbon monoxide
Nitrous oxide and sulphur dioxide

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Which of the following chemical materials is responsible for the depletion of ozone layer in the atmosphere ?

Nitrous oxide
Sulphur dioxide
Chlorofluorocarbon
Carbon dioxide

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Which one of the following elements is an example of noble gas ?

Helium
Hydrogen
Chlorine
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
↑