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Empirical and Molecular Formula Concept

Authored by Erik Chavez

Chemistry

9th - 12th Grade

Used 5+ times

Empirical and Molecular Formula Concept
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10 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which pair has the same empirical formula?

NaCrO4 and Na2Cr2O7
C2H4O2 and C6H12O6
C3H6Oand C2H6O2
CH4 and C2H6

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which one is an empirical formula?

H2O2
C2H6O12
CaCl2
N2O8

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The chemical compound butane is pictured here. If the black spheres represent carbon, and the white represent hydrogen, what is the molecular formula for butane?

C10H4

C4H10

C5H2

C2H5

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The chemical compound butane is pictured here. If the black spheres represent carbon, and the white represent hydrogen, what is the empirical formula for butane?

C10H4

C4H10

C5H2

C2H5

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

C4H6

What is the correct empirical formula for this compound?

CH

CH3

C2H3

C4H6

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

C2H4


What is the correct empirical formula for this compound?

CH

CH2

C4H2

C2H4

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

N2S3


What is the correct empirical formula for this compound?

NS

N3S2

N2S3

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