Question Bank

Which of these is the correct order of electronegativity?

What is the total number of orbitals in the n=3 shell?

The element with the configuration $1s^2 2s^2 2p^6 3s^2 3p^6$ is an:

Which of the following elements is a p-block element?

What is the valency of Phosphorus?

The lanthanides and actinides are also known as:

Which element has 18 neutrons and 17 protons?

Which of the following ions is isoelectronic with Neon?

The first element of the rare earth series is:

Which element has a greater atomic radius than Nitrogen?

What is the SI unit of electric charge?

Which instrument is used to measure electric current in a circuit?

According to Ohm's Law, what is the relationship between Voltage (V), Current (I), and Resistance (R)?

What is the commercial unit of electrical energy commonly used in Nepal?

Which of the following is a good conductor of electricity?

What is the standard frequency of AC supply in Nepal?

A device used to protect electrical circuits from overcurrent is called a:

Which metal is used as a filament in an incandescent electric bulb?

What happens to the total resistance when resistors are connected in series?

The rate of flow of electric charge is known as: