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Nature of Matter: Formulas

Total questions: 22

Worksheet time: 21mins

Name
Class
Date
1.

a group of two or more atoms held together by chemical bonds

a)
compound
b)
molecule
c)
atom
d)
ion
2.

a substance formed by the chemical combination of 2 or more different elements in definite proportions.

a)
Mixture
b)

Molecule

c)
Compound
d)
Element
3.

How many elements are in the formula below:

NaClO3

(a)  

4.

How many molecules are in the formula below:

NaClO3

(a)  

5.

What is the # of Atoms in 1 Molecule in the formula below:

NaClO3

(a)  

6.

What is the total atoms in the formula below:

NaClO3

(a)  

7.

How many elements are in the formula below:

4CH4

(a)  

8.

How many molecules are in the formula below:

4CH4

(a)  

9.

What is the # of Atoms in 1 Molecule in the formula below:

4CH4

(a)  

10.

What is the total atoms in the formula below:

4CH4

(a)  

11.

How many elements are in the formula below:

2K2CO4

(a)  

12.

How many molecules are in the formula below:

2K2CO4

(a)  

13.

What is the # of Atoms in 1 Molecule in the formula below:

2K2CO4

(a)  

14.

What is the total atoms in the formula below:

2K2CO4

(a)  

15.

How many elements are in the formula below:

10Na2SiO3

(a)  

16.

How many molecules are in the formula below:

10Na2SiO3

(a)  

17.

What is the # of Atoms in 1 Molecule in the formula below:

10Na2SiO3

(a)  

18.

What is the total atoms in the formula below:

10Na2SiO3

(a)  

19.

How many elements are in the formula below:

3Na2Cr2O7

(a)  

20.

How many molecules are in the formula below:

3Na2Cr2O7

(a)  

21.

What is the # of Atoms in 1 Molecule in the formula below:

3Na2Cr2O7

(a)  

22.

What is the total atoms in the formula below:

3Na2Cr2O7

(a)