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Science

8th Grade

NGSS covered

Used 1+ times

Chemical Formulas
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12 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

SODIUM CHLORIDE IS COMMONLY CALLED TABLE SALT. HOW MANY ELEMENTS ARE IN NaCl?

1

2

3

4

Tags

NGSS.MS-PS1-1

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

HOW MANY ELEMENTS ARE PRESENT IN SULFURIC ACID, H2SO4? (PICTURED ABOVE)

1

2

3

4

Tags

NGSS.MS-PS1-1

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

GLUCOSE (C6H12O6) IS A SIMPLE SUGAR SYNTHESIZED BY PLANTS. HOW MANY ELEMENTS ARE PRESENT IN THIS COMPOUND?

1

2

3

ALL OF THE ABOVE

Tags

NGSS.MS-PS1-1

4.

DRAG AND DROP QUESTION

5 mins • 1 pt

What does the subscript in a chemical formula tell you? (a)  

How many molecules are present
How many atoms are present
How many elements are present
How many neutrons are present

Tags

NGSS.MS-PS1-1

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

6

1

12

Tags

NGSS.MS-PS1-1

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

2

4

3

Tags

NGSS.MS-PS1-1

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you know when there is a different element?

Capital letter

lower case letter

subscripts

coefficients

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