The number of electrons in the atom which has 20 protons in the nucleus (a) 20 (b) 10 (c) 30 (d) 40 The number of electrons in the atom which has 20 protons in the nucleus (a) 20 (b) 10 (c) 30 (d) 40 November 28, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma [...]