Chapter 7 And 9 Test Review

Question 0

Anion

Answer 0

Negatively charges ion. (gained electrons)

Question 1

Ion

Answer 1

Positively (-electron) and negatively (+electron) atoms

Question 2

Cation

Answer 2

Positively charged ion ( lost electrons)

Question 3

Octet rule

Answer 3

The tendency of atoms to gain or lose electrons to so as to acquire the stable electron structure of a noble gas (usually 8 valence electrons)

Question 4

Valence electrons

Answer 4

Electrons in highest energy level of an atom

the outermost energy level

Question 5

Isoelectronic

Answer 5

Having the same number of electrons as a noble gas. (2 or 8 valence electrons)

Question 6

monatomic ion

Answer 6

An ion with one ion

Named by: element name (charge) ion

Question 7

Naming a cation

Answer 7

Element name + ion

Ex sodium ion

Question 8

Naming anion

Answer 8

Element name ending with ide + ion

Ex: chloride ion
Ex: oxide ion

Question 9

Naming polyatomic ions

Answer 9

Mostly end in “ate” or “ite”

Question 10

Define polyatomic ion

Answer 10

A group of atoms with a charge

Can be + and -

Question 11

Define oxyanions

Answer 11

Polyatomic ions which have oxygen in them

Question 12

Polyatomic ion ammonium

Answer 12

NH +

4

Question 13

Polyatomic ion acetate

Answer 13

C3H2O-

2

Question 14

Chlorate

Answer 14

ClO-

3

Question 15

Hydroxide

Answer 15

OH-

Question 16

Nitrate

Answer 16

NO-

3

Question 17

Carbonate

Answer 17

CO-2

3

Question 18

Sulfate

Answer 18

SO-2

4

Question 19

Phosphate

Answer 19

PO -3

4

Question 20

Naming an ion compound

Answer 20

Cation then anion(ide)or (ate)

Question 21

Ionic compound formulas

Answer 21

Include charge and ( ) when required

Question 22

How are hydrates different then ionic compounds?

Answer 22

A hydrate has H2O molecules between cations and anions

Question 23

Ionic bond

Answer 23

The electrostatic force of attraction between ions of opposite charge

Question 24

Electrostatic force

Answer 24

Attraction or repulsion between 2 objects that have charges

Question 25

Ionic compounds (salts)

Answer 25

Electronically neutral charge with an equal number of + and - charges

Question 26

5 properties of ionic compounds

Answer 26

1. Most are Crystalline solids at room temp. (Crystal Lattice) 2. High melting and boiling point (strong bonds) 3. Hard yet brittle (direct force over certain area) 4. As solid poor electric conduction (no moving charge for current) 5. Can conduct an electric current when melted or dissolved

Question 27

Hydrates (h20 names)

Answer 27

1. Mono. 6. Hexa 2. Di. 7. Hepta 3. Tri. 8. Octa 4. Tetra. 9. Nona 5. Penta. 10. Deca