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In common usage, the prefix dipolar, dative or coordinate merely serves to indicate the origin of the electrons used in creating the bond. For example, F 3 B ← O(C 2 H 5) 2 ("boron trifluoride (diethyl) etherate") is prepared from BF 3 and :O(C 2 H 5) 2, as opposed to the radical species [•BF 3] – and [•O(C 2 H 5) 2] +.
In Latin grammar, a double dative is the combination of a dative of reference with a dative of purpose.A common translation is "As a (dative of purpose) with reference to (dative of reference)."
Diccionario del estudiante (Student's Dictionary, 1st edition: 2005). Directed to students in secondary education between 12 and 18 years-old. [27] Diccionario práctico del estudiante (Student's Practical Dictionary, 1st edition: 2007) is an adapted version for Latin America of the Student's Dictionary. [28]