Atomic Structure and Particles

Atomic Structure and Particles

Assessment

Flashcard

Chemistry

9th - 12th Grade

Practice Problem

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

Most of the mass of an atom is found in the ______.

Back

nucleus

2.

FLASHCARD QUESTION

Front

An element has 17 protons and 18 neutrons in the nucleus. What is the element's mass number?

Back

35

3.

FLASHCARD QUESTION

Front

What is the atomic number for an element with twelve protons?

Back

12

4.

FLASHCARD QUESTION

Front

Particles in an atom that are neutral and have no charge are 

Back

neutrons

5.

FLASHCARD QUESTION

Front

These particles orbit around the nucleus of an atom. What are they called?

Back

electrons

6.

FLASHCARD QUESTION

Front

What is the smallest unit of an element that retains the properties of that element?

Back

atom

7.

FLASHCARD QUESTION

Front

What are the three main subatomic particles of an atom?

Back

protons, neutrons, electrons

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