download Mastguru Android App

Question Detail

Which gas is used in fire extinguishers ?

  • Carbon dioxide
  • Nitrogen oxide
  • Carbon monoxide
  • Sulpher dioxide

Answer: Option A

Similar Questions :

1. Conduction band electrons have more mobility than holes because they are

  • experience collision more frequently
  • experience collision less frequently
  • have negative charge
  • need less energy to move them

Answer: Option B

2. The luster of a metal is due to :

  • high polishing
  • high density
  • chemical inertness
  • presence of free electrons

Answer: Option D

3. The Chemical Symbol of Sodium is

  • So
  • Sd
  • Na
  • Nu

Answer: Option C

4. Faraday's Law is associated with

  • Reaction of gases
  • Pressure of gases
  • Electrolysis
  • Temperature and pressure

Answer: Option C

5. Air contains maximum amount of

  • oxygen
  • nitrogen
  • hydrogen
  • carbon dioxide

Answer: Option B

Read more from - Chemistry Questions Answers
Post a comment

    Mastguru Youtube Channel

    Videos @mastguru

    Free useful videos - Subscribe Mastguru
     

    Get Free Current Affairs and Govt Jobs Alerts in your mailbox

    To Appreciate Our Effort, Please Like Us

    Quantitative Aptitude
    English Aptitude
    Reasoning Aptitude
    Computer Awareness
    General Knowledge
    Current Affairs
    IT Officer Aptitude
    Programming Aptitude
    Latest Govt Jobs