Homework 4

Question 1

Transition elements are always (metal ,nonmetal, metalliod)

Answer 1

always Metals

Question 2

Same column elements have similar

Answer 2

chemical properties

Question 3

____lose electrons and form cations, in a reactions

Answer 3

Metals

Question 4

Where are metals located on the periodic table

Answer 4

lower left on the table

Question 5

____gain electrons in reactions to become anions

Answer 5

nonmetals

Question 6

________ are located upper right on the periodic table(except H)

Answer 6

nonmetals

Question 7

_______________show some properties of metal and some of nonmetal

Answer 7

nonmetalMetalliods(semiconductors)

Question 8

Chemical Bonds form from

Answer 8

the attraction between charged particles (electrons and protons) and hold together the atoms that makeup compounds

Question 9

what are Bonds

Answer 9

attractions forces between atoms(lowers potential energy of a system)

Question 10

What is Ionic bond

Answer 10

Bond between a metal and a nonmetal element

Question 11

What is a Covalent Bond?

Answer 11

Bonds formed between two nonmetals element

Question 12

how are Metallic Bonds formerd

Answer 12

Bond formed between two metal elements

Question 13

During Ionic bonds metal give up electrons to form_____

Answer 13

cation

Question 14

When______ bonds occurs none metal elements accept electrons to form _______

Answer 14

Ionic Bonds & anion

Question 15

______ bonding results in attraction between two charges (cation + anion)

Answer 15

Ionic

Question 16

Compound formed having ionic bonds

Answer 16

Ionic Compound

Question 17

______ bonding results in sharing electrons

Answer 17

Covalent

Question 18

Type of bonding between nonmetal elements

Answer 18

Covalent

Question 19

______Compounds composed of two or more covalently bonded non-metals

Answer 19

Molecular

Question 20

Atomic element

Answer 20

exists in nature with a single atom as it’s unit

Question 21

_____ exists as two or more atoms of the same element bonded together

Answer 21

Molecular element

Question 22

Compounds composed of metal + nonmetal elements are

Answer 22

Ionic Compound

Question 23

Compounds composed of metal + nonmetal polyatomic are

Answer 23

Ionic compound

Question 24

______ compound are “neutral” or have a net charge of zero

Answer 24

ionic compounds

Question 25

Naming Ionic Compounds

Answer 25

Metal names first, followed by nonmetal nonmetal ending is excnaged with"IDE"

Question 26

What is the Charge for alkali metal, and what group number are they

Answer 26

+1 , group1

Question 27

What is the Charge for alkaline earth metal

Answer 27

2+ group 2

Question 28

What is the charge of Hydrogen when combined with a nonmetal

Answer 28

+1

Question 29

What is the charge of Hydrogen when combined with a metal

Answer 29

-1

Question 30

Naming Ionic Compounds

Answer 30

Metal name first, followed by nonmetal metals charge indicated by roman numerals none metal ending exchanged with "IDE"

Question 31

______ are ionic compounds containing a specific number of water for each formula unit

Answer 31

Hydrates

Question 32

Naming hydrated Compounds

Answer 32

prefix + hydrogen after the name of the ionic compound

Question 33

Naming Molecular compounds

Answer 33

1.name the most "metallic" of the nonmetals first (closer to left and bottom of periodic table. 2.change the ending of nonmetal to "IDE" 3. Indicate the number of atoms of the nonmetal by latin prefixes

Question 34

____release hydrogen ions (H+) when dissolved in water

Answer 34

Acids

Question 35

naming Binary Acids

Answer 35

hyrdo + base name of nonmetal + -ic acid

Question 36

Naming Oxy-Acids (oxy-anions ending with -ate)

Answer 36

Base name of oxy-anion + ic acid

Question 37

Naming Oxy-Acids (oxy-anions ending with -ite)

Answer 37

Base name of oxy-anion + -ous acid

Question 38

What are 7 diatomic molecules

Answer 38

Nitrogen - N2 Hydrogen - H2 Oxygen - O2 Fluorine - F2 Chlorine - CL2 Bromine - Br2 Iodine - I2