Which of the following concepts are in the tutorial video provided on Canvas? All the statements are true, but not all are covered in the video. One or more statements are correct. You will receive negative points for incorrect answers. A. An ion with a charge of -1 has one extra electron in the electron configuration compared to a neutral atom.
B. For a neutral atom, the number of electrons is equal to its atomic number.
C. Light is emitted when electrons fall from an excited state energy level back to their ground state energy levels.
D. You fill electrons from lowest available orbital and gradually put electrons in higher energy orbitals