• 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 substance which does not expand on going from liquid state to solid state is

Type metal
Aluminium
Water
Cast-iron

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
The metal present in vitamin B12 is

Fe
Mo
Mg
Co

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Water gas is the mixture of

Carbon dioxide and hydrogen
Carbon monoxide and nitrogen
Carbon dioxide and nitrogen
Carbon monoxide and hydrogen

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
The ionic radii of N3-, O2-, F- and Na+ follows the order

N3- > Na+ > O2- > F-
O2- > F- > Na+ > N3-
N3- > O2- > F- > Na+
Na+ > O2- > N3- > F-

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Which of the following has least negative electron gain enthalpy

S
Cl
P
F

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
For a spontaneous chemical process, the free energy change is

Depends on whether the reaction is exothermic or endothermic
Zero
Positive
Negative

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
↑