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The results of the gold foil experiment led to the conclusion that an atom is



January 2019 NY Regents Chemistry Exam


1 The results of the gold foil experiment led to the conclusion that an atom is

(1) mostly empty space and has a small, negatively charged nucleus

(2) mostly empty space and has a small, positively charged nucleus

(3) a hard sphere and has a large, negatively charged nucleus

(4) a hard sphere and has a large, positively charged nucleus


Solution: Gold foil experiment led to the following conclusions: most of the atom is empty space, inside an atom there is a small, dense, positively charged nucleus.

Answer: 2


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