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History of the Atomic Model

History of the Atomic Model

Assessment

Flashcard

Chemistry

10th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

Who proposed the idea that all atoms of a particular element are identical?

Back

John Dalton proposed that all atoms of a particular element are identical but different from atoms of other elements.

2.

FLASHCARD QUESTION

Front

What is the modern quantum model of the atom characterized by?

Back

The modern quantum model of the atom is characterized by electron clouds formed by the movement of electrons.

3.

FLASHCARD QUESTION

Front

Describe Dalton's model of the atom.

Back

Dalton's model describes the atom as a solid sphere, often referred to as the Billiard Ball Model.

4.

FLASHCARD QUESTION

Front

What does Rutherford's model of the atom emphasize?

Back

Rutherford's model emphasizes that the atom is mostly empty space with a dense, positively charged nucleus.

5.

FLASHCARD QUESTION

Front

Who discovered the electron and how?

Back

J.J. Thomson discovered the electron through experiments using cathode ray tubes.

6.

FLASHCARD QUESTION

Front

What is the significance of the nucleus in Rutherford's model?

Back

In Rutherford's model, the nucleus is a tiny, dense core that contains protons and neutrons.

7.

FLASHCARD QUESTION

Front

What was Thomson's model of the atom known as?

Back

Thomson's model of the atom is known as the Plum Pudding Model.

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