• 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
n-2
n3
n

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
When water itself combines chemically with some element or mineral it is called

Oxidation
Carbonation
Desilication
Hydration

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Ultra purification of a metal is done by :

Slugging
Leaching
Smelting
Zone melting

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Conduction band electrons have more mobility than holes because they

Have negative charge
Need less energy to move them
Experience collision less frequently
Are lighter

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Chemical composition of cement is

Limestone, Clay and Gypsum
Clay and Gypsum
Limestone and Gypsum
Limestone and Clay

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Among the following, which is always found in free-state in nature?

Silver
Copper
Gold
Sodium

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
↑