• 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
Supersonic jet causes pollution by thinning of

O 2 layer
SO2 layer
CO2 layer
O3 layer

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
The nuclear particle having no mass and no charge, but only spin is

Proton
Electron
Meson
Neutrino

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
The enzyme that converts glucose to ethyl alcohol is :

Zymase
Maltase
Diastase
Invertase

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
What is the product formed when sodium bicarbonate is heated strongly?

Sodium Hydroxide
Sodium Carbonate
Sodium Monoxide
Sodium Peroxide

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
How many neutrons are there in 92U238 atom ?

330
146
92
238

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
The main constituent of biogas is

Acetic acid
Methane
Methyl alcohol
Oxygen

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
↑