• 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
Brass is a solution of molten copper in

Molten zinc
Gaseous zinc
Solid zinc
Molten tin

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Aquaregia is a mixture of the following in the ratio 1 : 3 by volume

Conc. HCl and conc. HNO3
Dil. HCl and dil. HNO3
Conc. HNO3 and conc. HCl
Conc. HNO3 and conc. H2SO4

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Which of the following is not a natural source of hydrocarbon?

Petroleum
Natural Gas
Coal
Mica

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
The function of sedimentation tank in sewage treatment is to:

Remove suspended solids
Remove water content
Aerate the sewage
Disinfect the sewage

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
What is the mass percentage of carbon in carbon dioxide (CO2)

0.273
0.201
0.323
0.158

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Which of the following fibres catches fire least ?

Rayon
Terricot
Cotton
Nylon

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
↑