Counting atoms

Counting atoms

Assessment

Flashcard

Science, Chemistry

10th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the chemical formula for sodium carbonate?

Back

Na₂CO₃

2.

FLASHCARD QUESTION

Front

How many total atoms are in the compound C₂H₈O?

Back

11

3.

FLASHCARD QUESTION

Front

How many sodium (Na) atoms are in Na₂CO₃?

Back

2

4.

FLASHCARD QUESTION

Front

How many aluminum (Al) atoms are in Al₂O₃?

Back

2

5.

FLASHCARD QUESTION

Front

How many magnesium (Mg) atoms are in 10MgCl₂?

Back

10

6.

FLASHCARD QUESTION

Front

How many oxygen (O) atoms are in Al(OH)₃?

Back

3

7.

FLASHCARD QUESTION

Front

What does the subscript in a chemical formula indicate?

Back

The number of atoms of the element in one molecule of the compound.

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