Ch 6 & 7 Study Guide

Question 1

How many valence electrons does magnesium have?

Answer 1

2

Question 2

How many valence electrons does boron have?

Answer 2

3

Question 3

How many valence electrons does bromine have?

Answer 3

7

Question 4

octet rule

Answer 4

elements will gain, lose, or share electrons to have a complete set of valence electrons

Question 5

Is NaCl ionic or covalent?

Answer 5

ionic

Question 6

Is CO ionic or covalent?

Answer 6

covalent

Question 7

Is N2O ionic or covalent?

Answer 7

covalent

Question 8

Is CaCO3 ionic or covalent?

Answer 8

ionic

Question 9

An ionic bond is made between a ______ & a ___________

Answer 9

nonmetal and metal

Question 10

An covalent bond is made of a _______ & a _________

Answer 10

nonmetal; nonmetal

Question 11

binary ionic compounds are composed of a monatomic _______ _____ and a monatomic ______ ______

Answer 11

metal cation; nonmetal anion

Question 12

nomenclature

Answer 12

the systematic naming of compounds

Question 13

When naming ionic compounds the _____ is always named first then the _____

Answer 13

cation,anion

Question 14

In binary ionic compounds the ______ always ends with an -ide

Answer 14

anion

Question 15

name for NaCl?

Answer 15

sodium chloride

Question 16

name for MgO?

Answer 16

magnesium oxide

Question 17

calcium nitrate

Answer 17

Ca3N2

Question 18

aluminum chloride

Answer 18

AlCl3

Question 19

transition metals can form 2or more types of ______

Answer 19

cations

Question 20

Can roman numerals be used on a non metal?

Answer 20

No only on (THE FIRST) a metal

Question 21

Fe2O3

Answer 21

iron (II) oxide

Question 22

CoO

Answer 22

colbat (II) oxide

Question 23

SnF4

Answer 23

tin (IV) floride

Question 23

lead (IV) nitrate

Answer 23

Pb3N4

Question 24

potassium oxide

Answer 24

K2O

Question 25

calcium nitrate

Answer 25

Ca3N2

Question 26

Crystal lattice

Answer 26

three dimensional geometric arrangement of particles

Question 27

Due to the arrangements of bonds ___________ is usually formed

Answer 27

ionic crystal lattices

Question 28

The color in crystals mostly come from ________ ________

Answer 28

transition metals

Question 29

Why do ionic compounds tend to be brittle?

Answer 29

due to the strong bond between the positive and negative ions that make up the molecules.

Question 30

Electrolytes

Answer 30

An ionic compound whose aqueous solution conducts electricity is called an electrolyte.

Question 31

Why do solid ionic compounds not conduct electricity

Answer 31

Solid ionic compounds DO NOT conduct electricity because the charged particle cannot move. The movement is needed to conduct electricity.

Question 32

Na+ represents a

Answer 32

sodium ion

Question 33

Chemical bonds formed by the attraction of oppositely charged ions are called

Answer 33

ionic bonds

Question 34

Do F- and o2- have the same electron configuration?

Answer 34

yes

Question 35

A phosphorus atom needs to gain _____ electrons to achieve a noble gas configuration

Answer 35

3

Question 36

salt is an example of an

Answer 36

ionic compound

Question 37

True or false ionic compounds have a high melting point

Answer 37

true

Question 38

True or false ionic compounds are soft and flexible

Answer 38

false; they are hard and brittle

Question 39

True or false ionic compounds conduct electricity in any form easily

Answer 39

False they only conduct electricity either when dissolved or in liquid form