If Aufbau principle and Hund’s rule were not followed (a) Ca would have been d-block element with zero dipole moment (b) Zn would have been s-block element If Aufbau principle and Hund's rule were not followed (a) Ca would have been d-block element with zero dipole moment (b) Zn would have been s-block element November 11, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related