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2023 Basic Chemistry

Lesson 20 Covalent Bonds

How many electrons are shared in a covalent bond? Is it 1---2---3----4----5000 2
In (ionic)/or(covalent bonds) a pair of (electrons)/or (protons) is shared by two atoms. covalent and electrons
The outer energy levels of the tiny atoms hydrogen and helium (atomic number 2) are filled by how many electrons? 2----8-----16----32 2
No ions are present in which? molecules or crystals molecules
True or False ? In a polar covalent bond the electron pair is shared UNEQUALLY between the two atoms TRUE
What structures of an atom take part in a covalent bond? Photons---Electrons----Neutrons--------Protons Electrons
How is a covalent bond formed?---When two atoms share a pair of protons-or-when two atoms sshare a pair of electrons two atoms share a pair of electrons
Created by: Mr. L