Unit 5, Lesson 1 of 1
Brainlag Plus

Tonic triads, major and minor

Music theory, Tonic triads, 12 minutes

The tonic triad of every Grade 3 key, and how the middle note makes a triad major or minor.

Recap: the tonic triad

A triad is three notes stacked in 3rds. The tonic triad uses the 1st, 3rd and 5th degrees of the scale, with the tonic at the bottom: three lines in a row, or three spaces in a row.

The tonic triad of B flat major: B flat, D and F

The rest of this lesson and its 4 practice questions are in Plus.

Screen 1 of 3, free to read.

  • 4 exam-style questions, marked as you go, each with a worked solution
  • Anything you get wrong is saved to your flashcards