Free Printable Write the Empirical Formula

1.

Write the empirical formula for: C₂H₄

a)

CH

b)

C₁H₄

c)

C₀H₂

d)

CH₂

2.

Write the empirical formula for: C₆H₆

a)

CH

b)

C₀H₀

c)

C₀H₂

d)

C₃H₃

3.

Write the empirical formula for: C₉H₁₈O₃

a)

C₂H₉O₁

b)

C₃H₆O

c)

C₆H₁₅O

d)

C₃H₃O

4.

Write the Empirical Formula for $C_{5_{ }}H_{10}O_5$

a)

$CH_2O_5$

b)

$CH_2O$

c)

$C_2H_4O_2$

d)

$CH^2O$

5.

$C_4F_8$ Write the Empirical Formula

a)

$C_8F_{16}$

b)

$C_2F_4$

c)

$CF_4$

d)

$CF_2$

6.

What is the empirical formula of a substance with the molecular formula X₂₀Y₁₅?

a)

X₁₀Y₁₅

b)

X₅Y₃

c)

X₄Y₃

d)

X₂₀Y₁₅

7.

What is the empirical formula of a substance with the molecular formula Se₈F₁₂?

a)

Se₈F₁₂

b)

Se₂F₃

c)

Se₄F₃

d)

SeF

8.

What is the molecular formula of this substance?

a)

C₂H₂

b)

C₂H₂

c)

C₂H₆

d)

CH₂

9.

What is the empirical formula for hydrogen peroxide (H₂O₂)?

a)

H₂O

b)

H₂O₂

c)

HO

d)

HO₂

10.

$C_3H_4$ What is the empirical formula for

a)

$C_6H_8$

b)

$C_3H_4$

c)

$C_1H_4$

d)

$C_3H_9$

Write the Empirical Formula

Total questions: 10

Worksheet time: 10mins

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