• 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
When formaldehyde and potassium hydroxide are heated, we get

Methyl alcohol
Methane
Ethyl formate
Acetylene

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Hardness of the water is commonly measured in terms of

Magnesium carbonate equivalents
Magnesium sulphate equivalents
Calcium carbonate equivalents
Calcium sulphate equivalents

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Detergents are

Sodium salt of benzoic acid
None of these
Sodium salts of sulphonic acids
Sodium salts of fatty acids

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Which of the following elements is found in all organic compounds

Nitrogen
Oxygen
Calcium
Carbon

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
High concentration hydrocarbon pollutants in atmospheric air causes

Respiratory diseases (e.g.asthma)
Reduced crop yield
Silicosis
Cancer

ANSWER DOWNLOAD EXAMIANS APP

Chemistry
Curd is sour due to presenceof

Oxalic acid
Tartaric acid
Acetic acid
Lactic acid

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
↑