The Electron

Front

What is the maximum number of electrons that can occupy the first shell of an atom?

Back

Two electrons.

Front

What type of orbital is present in the first shell of an atom?

Back

An s-orbital.

Front

Which orbital is filled after the 4s orbital in the order of electron configuration?

Back

3d orbital.

Front

How many electrons can p-orbitals hold in total?

Back

Six electrons.

Front

Who proposed the model for the energy levels of a single electron in a hydrogen atom in 1913?

Back

Niels Bohr.

Front

What shape do the electron energy levels take according to Niels Bohr's model?

Back

Circular orbits.

Front

What is the principal quantum number for the first shell?

Back

n=1.

Front

What is the maximum number of electrons that can occupy a single p-orbital?

Back

Two electrons.

Front

How many orbitals are there in the p subshell?

Back

Three orbitals.

Front

What is the total number of electrons that can be held in the second shell?

Back

Eight electrons.