• 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 number of waves in n x 10th Bohr's orbit are

n2
n3
n-2
n

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Mercury is emitted into air by

Steam engine
Coal fire
Burning garbage
Burning coal

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Gold dissolves in

Aqua-regia
Hydrochloric acid
Acetic acid
Nitric acid

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Alum stops bleeding in minor cuts because of

Solvation
Coagulation
Dialysis
Emulsion

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
The gas dissolved in water that makes it basic is :

Hydrogen
Carbon dioxide
Sulphur dioxide
Ammonia

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
In chemical terms, what are alums used for purifying water for drinking purposes ?

Double nitrate
Nitrates of aluminium
Hydrated chlorides
Double sulphates

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
↑