Structure of an Atom

Structure of an Atom

Assessment

Flashcard

Chemistry

9th Grade

Practice Problem

Easy

Created by

Hang-Phuong Nguyen

Used 16+ times

FREE Resource

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26 questions

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1.

FLASHCARD QUESTION

Front

What number indicates the nucleus?

Media Image

Back

4

2.

FLASHCARD QUESTION

Front

Oxygen’s atomic number is 8. This means that an oxygen atom must have

Media Image

Back

8 protons

3.

FLASHCARD QUESTION

Front

What number indicates an electron?

Media Image

Back

3

4.

FLASHCARD QUESTION

Front

Which statement best describes an electron?

Back

Smaller mass than a proton and a negative charge

5.

FLASHCARD QUESTION

Front

What is at the center of every atom?

Back

A nucleus

6.

FLASHCARD QUESTION

Front

Which two particles make up the nucleus of an atom?

Back

Protons and Neutrons

7.

FLASHCARD QUESTION

Front

In a neutral atom, what is the number of protons equal to?

Back

The number of electrons.

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