• 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 graphite rods in the nuclear reactor

convert fast moving neutrons into thermal neutrons
undergo combustion which triggers the nuclear fission
produce neutrons
react with U to release energy

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
The first metal used by man was

gold
bronze
iron
copper

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
The hydronium ion is

H3O+
H+
H2+
HO -

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
The most electropositive elements among the following is

K
Na
Cs
Ca

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
The method that cannot be used for removing permanent hardness of water is

adding sodium carbonate
adding caustic soda
boiling
distillation

ANSWER DOWNLOAD EXAMIANS APP
  • «
  • 1
  • ...
  • 6
  • 7
  • 8
  • 9
  • 10
  • ...
  • 218
  • »

GO TO PAGE

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
↑