Atomic Structure

Atomic Structure

Assessment

Flashcard

Chemistry

8th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the mass of a proton?

Back

1 amu

2.

FLASHCARD QUESTION

Front

What is the mass of a neutron?

Back

1 amu

3.

FLASHCARD QUESTION

Front

What is an atom?

Back

Matter that cannot be broken down into a simpler substance – building blocks of life.

4.

FLASHCARD QUESTION

Front

What are the maximum number of electrons in the first three energy levels?

Back

2, 8, 8

5.

FLASHCARD QUESTION

Front

What is the mass of an electron?

Back

0.001 amu

6.

FLASHCARD QUESTION

Front

What is the mass number of an atom with 13 protons and 15 neutrons?

Back

28

7.

FLASHCARD QUESTION

Front

What subatomic particle has a positive charge?

Back

Proton

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