WebJan 19, 2024 · Kerala Plus One Chemistry Chapter Wise Previous Questions Chapter 2 Structure of Atom. Question 1. Dual nature of matter was proposed by Louis-de- Broglie. (March – 2009) a) Calculate the de-Broglie wavelength associated with an electron with velocity 1.6 x 10 6 ms -1. b) State Pauli’s exclusion principle and Hund’s rule of maximum ... WebA. electrons with the same spin cannot occupy the same orbital. B. Since electrons repel each other, electrons will occupy single orbitals within and energy level before doubling up. C. electrons fill lower energy levels first before occupying higher energy levels. D. None of the above. 31. Which ground state electron configuration represents a ...
Electron Configuration - Rules, Example & Diagram - Vedantu
WebThe electronic configuration of an atom in the quantum-mechanical model is stated by listing the occupied orbitals, in order of filling, with the number of electrons in each orbital … WebSi^-1 Electronic Configuration: 1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^10 4p^6 The species Si^-1 has one extra electron in the outermost 3p orbital, which is represented by the unpaired electron in the orbital diagram. Since all the electrons are paired except for the unpaired electron, this species is paramagnetic. can greaseproof paper go in the microwave
Electronic Configuration in Periods and Groups - BYJUS
WebApr 9, 2024 · Electronic configuration is defined as the distribution of electrons into the orbitals of an atom. Every neutral atom consists of a fixed number of electrons which is equal to the number of protons and is called the atomic number. Apart from electrons and protons, an atom also has neutrons which may or may not be equal to the number of the … WebIts electronic configuration is 1s2, 2s2, 2p6, 3s1 The largest value of the Principle Quantum Number (n) is 3, so that is the outermost orbital. Counting the number of electrons, we find that only the s orbital is present and it has only one electron. So Na has one electron in its outermost orbital. Another example that I'll use is Fluorine (F). WebOrbital box diagrams are the electron configuration problems where you have to draw each electron out as a little arrow inside a box. Hund's Rule tells you the electrons don't like … can grease increase friction