Atomic theory

Atomic theory

Assessment

Flashcard

Chemistry

9th - 11th Grade

Hard

Created by

Wayground Content

FREE Resource

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20 questions

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1.

FLASHCARD QUESTION

Front

Which particle carries a negative charge? Options: Electron, Neutron, Proton

Back

Electron

2.

FLASHCARD QUESTION

Front

Which particle carries a positive charge? Options: Electron, Neutron, Proton

Back

Proton

3.

FLASHCARD QUESTION

Front

With the gold foil experiment, Rutherford concluded that...

Back

atoms were mostly empty space

4.

FLASHCARD QUESTION

Front

Which 2 particles have about the same mass and contribute the entire mass of the atom?

Back

protons & neutrons

5.

FLASHCARD QUESTION

Front

If an atom becomes NEGATIVELY charged, what has happened? Options: gains an electron, gains a proton, loses an electron, loses a proton

Back

gains an electron

6.

FLASHCARD QUESTION

Front

Isotopes of the same element contain the same number of protons but different number of...
Options: neutrons, electrons, both, neither

Back

neutrons

7.

FLASHCARD QUESTION

Front

An element's ATOMIC NUMBER tells you how many ____________ it has. Options: protons, electrons, neutrons

Back

protons

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