ATOMIC STRUCTURE

ATOMIC STRUCTURE

Assessment

Flashcard

Chemistry

6th Grade

Practice Problem

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

Who proposed the 'solar system' model of an atom?

Back

Niels Bohr proposed the 'solar system' model of an atom where electrons revolve around the nucleus.

2.

FLASHCARD QUESTION

Front

What is a particle that orbits around the nucleus?

Back

An electron is a particle that orbits around the nucleus.

3.

FLASHCARD QUESTION

Front

What are the three subatomic particles that make up an atom?

Back

The three subatomic particles that make up an atom are protons, neutrons, and electrons.

4.

FLASHCARD QUESTION

Front

What structure did Rutherford discover that contains protons and neutrons?

Back

Rutherford discovered the nucleus, which contains protons and neutrons.

5.

FLASHCARD QUESTION

Front

What are the conclusions based on Rutherford’s gold foil experiment?

Back

The conclusions are: 1) Atom is mostly empty space, 2) The nucleus is positively charged, 3) The atom has a small dense nucleus. All answers are correct.

6.

FLASHCARD QUESTION

Front

What is the charge of a proton?

Back

A proton has a positive charge.

7.

FLASHCARD QUESTION

Front

What is the charge of a neutron?

Back

A neutron has no charge (it is neutral).

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