• 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
Interveinal necrotic spots on leaves appear due to

SO2injury
O3injury
NO2injury
HF injury

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
24 carat of diamond is equal to

200 g
91% gold
95% mg
200 mg

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
The oxidation number of nickel in K4[Ni(CN)4] is

4
–4
8
Zero

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
The iron ore magnetite consists of

Fe3OH4
FeCO3
Fe2O3
3Fe2O3 .. 3H2O

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Brass is a

Homogeneous mixture
Heterogeneous mixture
Element
Compound

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
The most abundant constituent of atmospheric air is :

Hydrogen
Oxygen
Nitrogen
Carbon

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
↑