Reaction at anode is called________________?

Related Mcqs:

1. In Galvanic cell electrons flow from anode to cathode through__________________?

   A. external electric circuit
   B. salt bridge
   C. movement of ions
   D. all of the above

2. In galvanic cell Zn acts as an anode so its value of standard reduction potential in comparison to coupled electrode would be________________?

   A. greater
   B. lesser
   C. sum of reduction and oxidation potentials
   D. none

3. The element that act as anode always have ______________ position in electrochemical cell?

   A. higher
   B. lower
   C. in middle
   D. no effect of position

4. In alkaline battery the anode is made up of______________________?

   A. MnO2
   B. Zn
   C. AgO2
   D. cadmium

5. In diaphragm cell level of brine in anode compartment is kept slightly higher which prevents_______________?

   A. Hydroxide ions to reach anode
   B. Chlorine gas to mix
   C. Cathode to decay
   D. All of the above

6. In an electrolysis of aqueous Sodium Flouride, the species that moves towards Anode is _________?

   A. Flouride
   B. Sodium
   C. H²O
   D. None of them

   Submitted by: Aamir khan Hullio

7. When the reaction completes in more than one steps rate of reaction will be determined by________________?

   A. Fast step
   B. Slowest step
   C. All steps
   D. Molecularity of the reaction

8. Consider the following reaction- 2KCIO3 + H2C2O4 + H2SO4 ? K2SO4 + 2H2O + 2CO2 + Oxide Which oxide of chlorine is produced in the above reaction ?

   A. Cl2O
   B. ClO2
   C. Cl2O6
   D. Cl2O7

9. Consider the following reaction- 3Cl2 + 6NaOH ? NaClO3 + 5NaCl + 3H2O This reaction is_______________?

   A. Displacement reaction
   B. Double displacement reaction
   C. Disproportionation reaction
   D. Reduction reaction

10. What will be the order of reaction of a reaction whose rate can be expressed as R = K [A] [B] ?

    A. Zero
    B. One
    C. Two
    D. Three