Atomic Structure

Atomic Structure

Assessment

Flashcard

Science

9th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the atomic mass of Fluorine (F)?

Back

19

2.

FLASHCARD QUESTION

Front

What is the smallest particle of an element?

Back

Atom

3.

FLASHCARD QUESTION

Front

How many electrons does potassium (K) contain?

Back

19

4.

FLASHCARD QUESTION

Front

What is atomic number?

Back

Number of protons in an atom.

5.

FLASHCARD QUESTION

Front

How many protons are in the element with atomic number 79?

Back

79

6.

FLASHCARD QUESTION

Front

What is an atom?

Back

The basic unit of a chemical element.

7.

FLASHCARD QUESTION

Front

What is the charge of a proton?

Back

Positive.

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