Electricity and Chemistry Multiple Choice Questions and Answers PDF Download eBook - 1

MCQ: Electricity is measured through a device called

1. Ammeters
2. Voltmeters
3. Barometers
4. Anemometers

MCQ: Any reaction at an anode involves

1. gain of electrons
2. loss of electrons
3. gain or loss depends upon the electrolyte
4. formation of gases

MCQ: Aluminum (Al) is preferred in overhead power cables because

1. it is a good conductor
2. it acts as an insulator, in case of lightening
3. it prevents accidents
4. it is lighter in weight

MCQ: Reactivity series of metals is also called as the

1. preferential series
2. electrochemical series
3. electrolytic series
4. selective discharge series

MCQ: If molten Lead Bromide (PbBr₂) is electrolyzed,

1. at anode, brown fumes of bromide gas are given off
2. at anode, molten lead can be seen
3. at cathode, brown fumes can be seen
4. at cathode, lead bromide can be seen