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Molecular entity

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161: 63:, etc., identifiable as a separately distinguishable entity". A molecular entity is any singular entity, irrespective of its nature, used to concisely express any type of chemical particle that can exemplify some process: for example, atoms, molecules, ions, etc. can all undergo a 80:, "The degree of precision necessary to describe a molecular entity depends on the context. For example 'hydrogen molecule' is an adequate definition of a certain molecular entity for some purposes, whereas for others it is necessary to distinguish the 126: 77: 202: 221: 73:
is the macroscopic equivalent of molecular entity and refers to sets or ensembles of molecular entities.
226: 60: 195: 176: 8: 101: 85: 56: 52: 188: 64: 136: 140: 131: 70: 172: 89: 215: 135:, 2nd ed. (the "Gold Book") (1997). Online corrected version: (2006–) " 144: 81: 168: 20: 44: 36: 24: 160: 107: 40: 48: 16:
Any type of particle that can undergo a chemical process
213: 196: 203: 189: 108:Chemical Entities of Biological Interest 114: 214: 155: 13: 132:Compendium of Chemical Terminology 92:, etc. of the hydrogen molecule." 14: 238: 159: 120: 35:, is "any constitutionally or 1: 175:. You can help Knowledge by 7: 95: 10: 243: 154: 145:10.1351/goldbook.M03986 171:-related article is a 222:Chemical nomenclature 115:Notes and references 102:New chemical entity 184: 183: 86:vibrational state 65:chemical reaction 234: 205: 198: 191: 163: 156: 147: 137:molecular entity 124: 82:electronic state 71:Chemical species 29:molecular entity 242: 241: 237: 236: 235: 233: 232: 231: 227:Chemistry stubs 212: 211: 210: 209: 152: 150: 125: 121: 117: 98: 55:, radical ion, 33:chemical entity 17: 12: 11: 5: 240: 230: 229: 224: 208: 207: 200: 193: 185: 182: 181: 164: 149: 148: 118: 116: 113: 112: 111: 104: 97: 94: 15: 9: 6: 4: 3: 2: 239: 228: 225: 223: 220: 219: 217: 206: 201: 199: 194: 192: 187: 186: 180: 178: 174: 170: 165: 162: 158: 157: 153: 146: 142: 138: 134: 133: 128: 123: 119: 110: 109: 105: 103: 100: 99: 93: 91: 87: 83: 79: 76:According to 74: 72: 68: 66: 62: 58: 54: 50: 46: 42: 38: 34: 30: 26: 22: 177:expanding it 166: 151: 130: 122: 106: 90:nuclear spin 75: 69: 51:, ion pair, 37:isotopically 32: 28: 18: 216:Categories 169:chemistry 61:conformer 39:distinct 21:chemistry 96:See also 45:molecule 88:and/or 84:and/or 57:complex 53:radical 25:physics 167:This 127:IUPAC 78:IUPAC 31:, or 173:stub 41:atom 27:, a 23:and 141:doi 139:". 49:ion 19:In 218:: 129:, 67:. 59:, 47:, 43:, 204:e 197:t 190:v 179:. 143::

Index

chemistry
physics
isotopically
atom
molecule
ion
radical
complex
conformer
chemical reaction
Chemical species
IUPAC
electronic state
vibrational state
nuclear spin
New chemical entity
Chemical Entities of Biological Interest
IUPAC
Compendium of Chemical Terminology
molecular entity
doi
10.1351/goldbook.M03986
Stub icon
chemistry
stub
expanding it
v
t
e
Categories

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