Class XI

Cathodic reduction refers to
  1. Loss of electrons at anode
  2. Gain of electrons at cathode
  3. Loss of electrons at cathode
  4. Gain of electrons at anode
Energy conservation mechanisms do not include
  1. Insulating lofts with pylons
  2. Insulating cavity walls with polyurethane
  3. Double glazing windows
  4. Prevention of heat loss
 In Copper Oxide (CuO) and Carbon Monoxide (CO) reaction, oxidizing agent is
  1. CuO
  2. CO
  3. Cu
  4. Cu
 Carbon dioxide (CO2) diffuses
  1. Slowly than hydrogen
  2. Slowly than oxygen
  3. Faster than hydrogen
  4. Faster than oxygen
Time Elapsed

HR : MIN : SEC
Question Answered
0
Score out of 100
0

Get Started!

we provide the best
services to our students

AmazingCounters.com Views

 

LKG - 12th

Rs 1,999  Annual
Plan
TOP