Wheelus143
contestada

Which phrase describes an atom?
(1) a positively charged electron cloud surrounding a positively charged nucleus
(2) a positively charged electron cloud surrounding a negatively charged nucleus
(3) a negatively charged electron cloud surrounding a positively charged nucleus
(4) a negatively charged electron cloud surrounding a negatively charged nucleus

Respuesta :

"(3) a negatively charged electron cloud surrounding a positively charged nucleus" is the best option from the list, but of course the atom is more complicated than this. 

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