Class XI

Non-renewable fossil fuels include
  1. Coal
  2. Oil
  3. Petrol
  4. All of these
oxygen gas is given off at anode
  1. Sulfur dioxide is given off at anode
  2. oxygen gas is given off at cathode
  3. oxygen gas is given off at anode
  4. oxygen gas is given off at anode
 In Copper(II) Oxide (CuO) and Carbon Monoxide (CO) reaction,
  1. CuO is being oxidized
  2. CuO is being reduced
  3. CO is being reduced
  4. CO is being oxidized
Elements and their isotopes have different
  1. number of protons
  2. number of electrons
  3. number of electrons
  4. number of electrons
 If reactants are CuCO3 + H2SO4, products will be
  1. CuSO4
  2. H2O
  3. CO2
  4. All of these
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