The interval between the tonic and the mediant in a major scale is a major third.

A major triad is built on the first, third, and fifth scale degrees of a major scale.

The leading tone in a major scale is the seventh scale degree.

The major seventh interval is considered dissonant in traditional Western harmony.

The interval between the tonic and the submediant in a minor scale is a minor third.

A minor triad is built on the first, third, and fifth scale degrees of a minor scale.

The relative minor of a major scale is the scale with the same key signature.

A suspended fourth chord is built on the first, fourth, and fifth scale degrees of a major scale.

The interval between the tonic and the dominant in a major scale is a perfect fifth.

A first inversion triad is built on the first, third, and sixth scale degrees of a major scale.

The interval between the tonic and the supertonic in a minor scale is a minor second.

A sixth chord is built on the first, fourth, and sixth scale degrees of a major scale.

The interval between the tonic and the subdominant in a major scale is a perfect fourth.

A dominant seventh chord is built on the first, fifth, and seventh scale degrees of a major scale.

The interval between the tonic and the leading tone in a major scale is a major second.