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Lewis Dot structure of thiocyanate ion (SCN-)
resonance framework #3 > resonance framework #2.Relevant PostsLewis Structures|Octet Rule: A Simple method to create Lewis StructuresCanonical frameworks - Lewis Dot structure of OCN- referrals G.N. Lewis, J.A.C.S, 38, 762-785, (1916) E. C. McGoran, J. Chem. Educ., 68, 19-23 (1991) A.B.P. Lever, J. Chem. Educ., 49, 819-821, (1972)Key Termslewis structures, simple method for writing Lewis structures, valence electrons, single bonds, electron in π bonds, octet rule,most stable resonance structure, resonance structures, electronegative atom, official charge, "/>
Home > physics & Theoretical Chemistry > physical & Theoretical Chemistry - Lewis structures - theory & examples > Lewis Structures and the Octet rule > Lewis Dot framework of Thiocyanate (SCN-)
A simple procedure for creating covalent Lewis Structures was offered in a previous post entitled “Lewis Structures and also the Octet Rule”.
Several worked examples relevant to this procedure were provided in previous write-ups please see the Sitemap - Table of components (Lewis Electron period Structures).
Let us think about the instance of SCN-. Thiocyanate is the conjugate base of thiocyanic mountain (HSCN). The is likewise known as rhodanide (from the Greek word because that rose) since of the red color of its complexes through iron. Typical salts include the colorless salts sodium thiocyanate and also pottasium thiocyanate. The is created by the reaction of elemental sulfur through cyanide:
Where n in this instance is 3. Wherein V = (6 + 4 + 5) – (-1) = 16 , V is the variety of valence electron of the molecule.
Therefore, p = 6n + 2 – V = 6 * 3 + 2 – 16 = 4 So, there room : 2 dual bonds or a triple bond.
Structure #1 is the most stable resonance Lewis structure because the octet rule is obeyed and the negative formal charge is carried out by N (electronegativity: 3.04) the most electronegative atom compared to S (electronegativity: 2.58). Framework #3 is less stable than #1 but much more stable than #2 since the latter has the biggest charge separation. As such in regards to stability: resonance framework #1 > resonance framework #3 > resonance framework #2.
Lewis Structures|Octet Rule: A Simple technique to compose Lewis Structures
Canonical frameworks - Lewis Dot structure of OCN-
See more: The Branch Of Mathematics That Uses Letters, Branch Of Mathematics Using Letters (7)
G.N. Lewis, J.A.C.S, 38, 762-785, (1916) E. C. McGoran, J. Chem. Educ., 68, 19-23 (1991) A.B.P. Lever, J. Chem. Educ., 49, 819-821, (1972)
lewis structures, simple method for composing Lewis structures, valence electrons, single bonds, electrons in π bonds, octet rule,most secure resonance structure, resonance structures, electronegative atom, formal charge,