• 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 deterioration of a metal by an electrochemical process is commonly termed as

Erosion
Corrosion
Passivation
Abrasion

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
The depletion of Ozone layer is mainly due to

Aviation fuels
Radioactive rays
Volcanic eruptions
Chlorofluorocarbons

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
The gas that is used in the manufacture of vanaspati ghee is :

Hydrogen
Oxygen
Carbon dioxide
Nitrogen

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Commonly used antiseptic 'Dettol' is a mixture of

Phenol + terepineol
Chloroxylenol + terepineol
O-cresol + terepineol
O-chlorophenoxylenol + terepineol

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Lead pencil contains

Graphite
Lead
Lead sulphide
Ferrous sulphide

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Peroxyacetyl nitrate is a

Vitamin
Acidic dye
Plant hormone
Secondary pollutant

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
↑