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Chemistry Quiz Chapter 5 3/20
BLAH
29
Chemistry
10th Grade
03/19/2008

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Term
When forming a chemical compound, an atom of an element ______.
Definition
loses electrons.
Term
An anion is any atom or group of atoms with a _____ charge.
Definition
negative.
Term
The molecular formula for table salt is _____.
Definition
NaCl
Term
Whenever two elements form more than one compound, the different masses of one element that combine with the same mass of the other element are in the _______.
Definition
ratio of small whole numbers
Term
The names of polyatomic ions end in ___ or ___.
Definition
-ite or -ate
Term
In polyatomic ions for which there is an -ite/-ate pair, the -ite ending will always indicate ____ oxygen atom than the -ate ending.
Definition
one less
Term
The systematic name for baking soda is _____.
Definition
sodium bicarbonate.
Term
In writing a formula for an ionic compound, the net ionic charge of the formula must be ____.
Definition
zero
Term
The elements in the periodic table are arranged in vertical columns called ___.
Definition
groups
Term
Groups 1A through 7A and Group 0 make up the ___ elements.
Definition
representative
Term
Metals on the periodic table are located on the __ and lower sides of the table.
Definition
left (beneath the staircase).
Term
Nonmetals are on the right and ___ sides.
Definition
upper (above staircase)
Term
Every substance is either an ____ or a ____.
Definition
element or a gas
Term
A compound is either _____ or ionic in nature.
Definition
molecular
Term
Molecular compounds are composed of two or more ____.
Definition
non-metallic elements.
Term
The representative particle of a molecular compound is a ____.
Definition
molecule
Term
Ionic compounds are composed of oppositely charged ____ combined in electrically neutral groupings.
Definition
ions
Term
The charges of the ions of the ____ elements can be determined by the position of these elements in the periodic table.
Definition
representative
Term
Most ___ metals have more than one common ionic charge.
Definition
transition
Term
Binary ionic compounds are named by writing the name of the ____ followed by the name of the ____.
Definition
metallic cation, non metallic anions
Term
Names of binary compounds end in ___.
Definition
-ide
Term
For example, NaI is ___.
Definition
Sodium Iodide
Term
When a cation has more than one ionic charge, a ____ is used in the name.
Definition
anion
Term
Ternary compounds contain at least one ____ ion.
Definition
polyatomic
Term
Binary molecular compounds are composed of two ___ elements.
Definition
nonmetallic
Term
Binary molecular compounds end in ____.
Definition
-ide
Term
Prefixes are used to show how many __ of each element are present in a molecule of the compound.
Definition
atoms
Term
As2S5 is ____.
Definition
Di(2)arsenic Penta(5)sulfIDE (-ide because it's a binary molecular compound)
Term
Compounds of the general formula HX, where X is an anion, are named as ___.
Definition
ionic
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