• 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
Atomic number is the number equal to

None of these
Neutrons
Electrons
Protons

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
The value of Avogadro Number is

6.023 × 1025
6.023 × 1022
6.023 × 1023
6.023 × 1024

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
KMnO4 can be used as

Pesticide
Disinfectant
Insecticide
Fertilizer

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
The most extensive, commercially useful source of thorium as monazite sand occurs in India at

Gujarat coast
West Bengal coast
Travancore coast
Orissa coast

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Earth’s atmosphere is an envelope of gases extending to a height of

200 km
150 km
100 km
300 km

ANSWER DOWNLOAD EXAMIANS APP

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

Electron
Proton
Meson
Neutrino

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
↑