Structure Of Atom

Radius of $4^{\text {th }}$ orbit is four times larger than that of $2^{\text {nd }}$ orbit

Radius of $8^{\text {th }}$ orbit is four times larger than that of $4^{\text {th }}$ orbit

Radius of $6^{\text {th }}$ orbit is three times larger than that of $4^{\text {th }}$ orbit

Radius of $3^{\text {rd }}$ orbit is nine times larger than that of $1^{\text {st }}$ orbit