Chemisty Cross Word Puzzle

Chapter 5

		1

2					3					4

					5
			6
						7		8
							9					10
				11							12
13											14







15


										16

	17								18

Across
2.	An arrangement of the elements in order of thier atomic numbers so that elements with similar properties fall in the same column, or group.
5.	The elements of Group 1 of the periodic table.
8.	Are the 14 elements with atomic numbes from 90-103.
14.	A negative ion.
15.	The elements of Group 2 of the periodic table.
16.	A positive ion.
17.	Are the 14 elements with atomic numbers from 58-71.
18.	One of the elements of Group 17.

Down
1.	The physical and chemical properties of the elements are periodic functions of thier atomic numbers.
3.	The d-block elements are metals with typical metallic properties.
4.	The energy changed that occurs when an electron is acquired by a neutral arom.
6.	An element in the s-block or the p-block.
7.	Is a measure of the ability of an atom in a chemical compound to attract electrons.
9.	The energy required to remove one electron from a neutral atom of an element.
10.	Is an atom or group of bonded atoms that has a positive or negative charge.
11.	Any process that results in the formation of an ion.
12.	The electrons available to be lost, gained, or shared, in the fromation of chemical compounds.
13.	May be defined as one-half the distance between the nuclei of identical atoms that are bonded together.

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