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perodic puzzle

1									2



						3
				4										5
			6
7													8
9

												10

					11
							12
		13
											14

15

Across:

1.	arrangement of elements showing a repeating pattern
4.	an electron in the outer shell of an atom
8.	particle in the nucleus that has no charge
9.	a substance that cannot be separated into simpler substances

10.	the center of an atom; made up of protons and neutrons
12.	an artifact that has been created by someone or some process
14.	the smallest particle that has the properties of an element
15.	a process in which chemicals are changed into others

Down:

2.	property of an atom that causes it to have weight
3.	an element particle of negative charge
5.	one or two letter abbreviation for an element
6.	a whole formed by a union of two or more elements or substances

7.	a chemical substance present in the start of a process
11.	number of protons in the nucleus of an atom
13.	the simplest structural unit of an element or compound

© 2016 PuzzleFast.com, Noncommercial Use Only

perodic puzzle

1

P

E

R

I

O

D

I

C

T

2

A

B

L

E

T

O

M

3

E

I

4

V

A

L

E

N

C

E

E

L

E

5

C

T

R

O

N

6

C

E

M

H

7

R

O

C

A

8

N

E

U

T

R

O

N

9

E

L

E

M

E

N

T

S

M

A

P

R

S

I

C

O

O

10

N

U

C

L

E

U

S

T

U

N

A

A

N

11

A

L

N

D

T

12

P

R

O

D

U

C

T

S

T

13

M

O

Y

S

O

M

14

A

T

O

M

L

I

B

15

C

H

E

M

I

C

A

L

R

E

A

C

T

I

O

N

S

C

N

L

U

U

L

M

E

B

E

R

Across:

1.	arrangement of elements showing a repeating pattern
4.	an electron in the outer shell of an atom
8.	particle in the nucleus that has no charge
9.	a substance that cannot be separated into simpler substances

10.	the center of an atom; made up of protons and neutrons
12.	an artifact that has been created by someone or some process
14.	the smallest particle that has the properties of an element
15.	a process in which chemicals are changed into others

Down:

2.	property of an atom that causes it to have weight
3.	an element particle of negative charge
5.	one or two letter abbreviation for an element
6.	a whole formed by a union of two or more elements or substances

7.	a chemical substance present in the start of a process
11.	number of protons in the nucleus of an atom
13.	the simplest structural unit of an element or compound

© 2016 PuzzleFast.com, Noncommercial Use Only