Atomic Theory & Structure

Atomic Theory & Structure

Assessment

Flashcard

Chemistry

11th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the nucleus of an atom?

Back

The nucleus is the central part of an atom, containing protons and neutrons.

2.

FLASHCARD QUESTION

Front

What particles are found in the nucleus?

Back

Protons and neutrons.

3.

FLASHCARD QUESTION

Front

What charge do protons carry?

Back

Protons carry a positive charge.

4.

FLASHCARD QUESTION

Front

What charge do neutrons carry?

Back

Neutrons carry no charge (they are neutral).

5.

FLASHCARD QUESTION

Front

What did J.J. Thomson discover about atoms?

Back

He discovered that atoms contain negatively charged particles, known as electrons.

6.

FLASHCARD QUESTION

Front

What is the mass of a neutron compared to a proton?

Back

A neutron has a mass approximately equal to that of a proton.

7.

FLASHCARD QUESTION

Front

What is the overall charge of an atom?

Back

An atom is electrically neutral because it has an equal number of protons and electrons.

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