NAMING AND WRITING FORMULAS

Question 1

COVALENT
COMPOUNDS are also known as

Answer 1

Molecular compounds

Question 2

GENERAL RULES in naming and writing formulas of covalent compounds

Answer 2

1. First word is spelled out in its full element name
2. name of the second word would use the suffix –ide

3.

Question 3

nitrogen monoxide or mononitrogen monoxide

Answer 3

nitrogen monoxide

Question 4

carbon monoxide or carbon monooxide

Answer 4

carbon monoxide

Question 5

mono

Answer 5

1

Question 6

di

Answer 6

2

Question 7

tri

Answer 7

3

Question 8

tetra

Answer 8

5

Question 9

penta

Answer 9

5

Question 10

hexa

Answer 10

6

Question 11

hepta

Answer 11

7

Question 12

octa

Answer 12

8

Question 13

nona

Answer 13

9

Question 14

deca

Answer 14

10

Question 15

Chemical reactions occur when atoms gain, lose, or ____ electrons

Answer 15

share

Question 16

true or false

Sharing electrons creates a covalent bond

Answer 16

true

Question 17

true or false

Sharing electrons creates an ionic bond

Answer 17

false

Question 18

Nonmetals can _______ electrons to
form a covalent bond.
This creates a ___________.

Answer 18

Nonmetals can share electrons to
form a covalent bond.
This creates a molecule.

Question 19

what creates a molecule

Answer 19

when nonmetals can share electrons to form a covalent bond

Question 20

true or false

Because hydrogen only has 1 proton and 1 electron,
it behaves differently than any other element on
the periodic table of elements.

Answer 20

true

Question 21

true or false

Because hydrogen only has 3 protons and 1 electron,
it behaves differently than any other element on
the periodic table of elements.

Answer 21

false

Question 22

what can hydrogen donate

Answer 22

1 electron

Question 23

what can hydrogen gain

Answer 23

1 electron

Question 24

true or false

hydrogen can share electrons

Answer 24

true

Question 25

true or false hydrogen cannot share electrons

Answer 25

false

Question 26

what makes hydrogen act as either a metal or nonmetal

Answer 26

Because hydrogen only has 1 proton and 1 electron and Hydrogen can share electrons

Question 27

What are the 7 elements that exist as diatomic molecules?

Answer 27

H2 N2 O2 F2 Cl2 Br2 I2

Question 28

true or false Nonmetals can share electrons in many different ways

Answer 28

true

Question 29

true or false Nonmetals cannot share electrons

Answer 29

false

Question 30

why can two nonmetals create multiple compounds together

Answer 30

because nonmetals can share electrons in many different ways

Question 31

name this N2O4

Answer 31

dinitrogen nitrogen tetroxide

Question 32

Steps for Naming Binary Covalent Compounds

Answer 32

1. Write the name of the first nonmetal 2. Write the name of the second nonmetal changing its ending to -ide. 3. Add prefixes to specify how many of each element are present

Question 33

GENERAL RULES WHEN NAMING AND WRITING FORMULAS OF IONIC COMPOUNDS

Answer 33

1. The metal’s full name is used as the name for the cation, and is written first. 2. nonmetal’s name is used for the anion’s name, and is written second. 3. Anions name will serve as the root word, modified by adding the suffix “–ide”

Question 34

Chemical reactions occur when atoms __________

Answer 34

gain, lose, or share electrons.

Question 35

Nonmetals _____________ electrons. This gives them a ____ charge. Negative ions are called ___________.

Answer 35

Nonmetals GAIN/ ACCEPT electrons. This gives them a NEGATIVE charge. Negative ions are called ANIONS.

Question 36

Metals ________________ electrons. This gives them a ____ charge. Positive ions are called ___________

Answer 36

Metals LOSE/ DONATE electrons. This gives them a POSITIVE charge. Positive ions are called CATIONS

Question 37

charge of an ion from left to right

Answer 37

+1 +2 III IV V VI VII VIII VIII VIII I II +3 +4 or -4 -3 -2 -1 0

Question 38

predict the charge of its most common ion using the periodic table P

Answer 38

-3

Question 39

predict the charge of its most common ion using the periodic table Na

Answer 39

+1

Question 40

predict the charge of its most common ion using the periodic table S

Answer 40

-2

Question 41

predict the charge of its most common ion using the periodic table Ne

Answer 41

0

Question 42

predict the charge of its most common ion using the periodic table Mg

Answer 42

+2

Question 43

predict the charge of its most common ion using the periodic table K

Answer 43

+1

Question 44

predict the charge of its most common ion using the periodic table Ca

Answer 44

+2

Question 45

predict the charge of its most common ion using the periodic table Br

Answer 45

-1

Question 46

predict the charge of its most common ion using the periodic table N

Answer 46

-3

Question 47

predict the charge of its most common ion using the periodic table Be

Answer 47

+2

Question 48

predict the charge of its most common ion using the periodic table O

Answer 48

-2

Question 49

predict the charge of its most common ion using the periodic table Cs

Answer 49

+1

Question 50

predict the charge of its most common ion using the periodic table I

Answer 50

-1

Question 51

predict the charge of its most common ion using the periodic table Li

Answer 51

+1

Question 52

predict the charge of its most common ion using the periodic table Cl

Answer 52

-1

Question 53

predict the charge of its most common ion using the periodic table He

Answer 53

0

Question 54

predict the charge of its most common ion using the periodic table F

Answer 54

-1

Question 55

predict the charge of its most common ion using the periodic table Xe

Answer 55

0

Question 56

what happens to metals when they LOSE electrons

Answer 56

they become ions but their names doesn't change

Question 57

what happens to nonmetals they GAIN electrons

Answer 57

the become ions and their name changes

Question 58

Rules for Naming Ions

Answer 58

1. The names of metals do not change. 2. for nonmetals: root of element name + -ide = name of ion

Question 59

Rules for Naming Ions chlorine will become

Answer 59

chloride

Question 60

Rules for Naming Ions nitrogen will become

Answer 60

nitride

Question 61

Rules for Naming Ions calcium will become

Answer 61

calciu

Question 62

Rules for Naming Ions oxygen will become

Answer 62

oxide

Question 63

Rules for Naming Ions aluminum will become

Answer 63

aluminum

Question 64

Rules for Naming Ions sulfur will become

Answer 64

sulfide

Question 65

Rules for Naming Ions potassium will become

Answer 65

potassium

Question 66

Rules for Naming Ions potassium will become

Answer 66

potassium