VERDADERO O FALSO JISTIFICA TU RESPUESTA BREVEMENTE: A= Para que un enlace covalente dativo se produzca, es necesario la presencia de dos iones de distinto signo.
B= En un enlace metálico se forma una nube electrónica alrededor de los núcleos atómicos.

Desde ya muchísimas gracias ​

What overall charge must all compounds have

When an experimenter draws a conclusion that he assumes will apply to all situations set up similarly to his test situation, even though he cannot possibly have examined all possible test scenarios, the experimenter is using deductive reasoning inductive reasoning abductive reasoning subjective reasoning

What lessons does the history and study of the periodic table offer to other fields of science, and the pursuit science more generally