Basic Chemistry Flashcard

Basic Chemistry Flashcard

Assessment

Flashcard

Biology

9th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

The nucleus of an atom is made up of ___________________.

Back

Protons and Neutrons.

2.

FLASHCARD QUESTION

Front

What is oxygen's ATOMIC NUMBER?

Back

8.

3.

FLASHCARD QUESTION

Front

A molecule is made up of ____ or more atoms.

Back

2.

4.

FLASHCARD QUESTION

Front

This subatomic particle of an atom has a NEGATIVE charge.

Back

Electron.

5.

FLASHCARD QUESTION

Front

How many electrons are found in the potassium atom?

Back

19.

6.

FLASHCARD QUESTION

Front

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

Back

Atom.

7.

FLASHCARD QUESTION

Front

What are the three main subatomic particles?

Back

Protons, Neutrons, and Electrons.

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