Electrochemistry

`1. ________ energy is converted into _______ energy through electrolysis process.

• Electrical, chemical

• Chemical, electrical

• Chemical, kinetic

• Kinetic, chemical

2. Chemical cell

• voltage cell

• current cell

• galvanometer cell

• electrolyte cell

3. Example of electrolyte:

• Molten glukosa

• Molten lead(II bromide

• Acetamide

• Molten sulphur

4. (a)   which is the electrode connected to a negative terminal of electrical resources

5.___ is the decomposition process of a compound in molten or aqueous state to its constituent element when the electric current flows through it

• Electrolitic

• Electrolite

• Electrolysis

• Electrode

6. Electrolytes are ionic compounds in molten or aqueous conditions consisting of positive ions, cations and negative ions, (a)  

7. Electrolyte cannot produce electricity in ________condition because no free ion is to flow the current.

• solid

• liquid

• aqueous

• gas

8. In the electrochemical series, metals are arranged according to its atomic tendency to donate___

• proton

• electron

• neutron

• nucleus

9. Aluminum ions are more easily discharged than ________

• zinc ion

• stanum ion

• ferum (II) ion

• sodium ion

10. Electro-clumping is an innovative technique for treating ________________

• rubbish

• sick animals

• wastewater

• sick plants