• 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 hottest part of the gas flame is known as

non-luminous zone
dark zone
luminous zone
blue zone

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
The following are the half lives of four active isotopes. Which one of the following is the most dangerous to handle?

3 billion years
0.01 minute
100 years
13 days

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Alcoholic (– OH) group can be identified by :

Ozonolysis Reaction
Esterification Test
FeCl3Test
Tollen's Reagent Test

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Hard steel contains

0.01 to 0.04 per cent carbon
0.5 to 1.5 per cent carbon
2 to 5 per cent carbon
0.1 to 0.4 per cent carbon

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
The gas used for filling weather balloons is

Helium
Hydrogen
Air
Nitrogen

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Carbon monoxide is an inflammable gas. Which one of the following is also inflammable?

Hydrogen
Nitrogen
Helium
Oxygen

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
↑