magnesium (Mg) emits two very closely spaced lines in the green at 617 nm and 618 nm. A) Which of the two lines is associated with large energy

magnesium (Mg) emits two very closely spaced lines in the green at 617 nm and 618 nm.

A) Which of the two lines is associated with large energy photon?  ____nm

B) Which of the two lines has a larger frequency? ____nm