Chapter 3 FC

Question 1

What is a combination of 2 or more elements in definite ratio by mass?

Answer 1

Compounds

Question 2

What are the two main types of compounds?

Answer 2

Ironic and molecular

Question 3

What compounds consist of metal cations and nonmetal anions?

Answer 3

Ionic compounds

Question 4

In what compounds does the oppositely charged ions become attracted by electrostatic forces to form ionic bonds.

Answer 4

Ionic compounds

Question 5

What are compounds composed of just nonmetals?

Answer 5

Molecular compounds

Question 6

Electrons are shared between bonding atoms to form covalent bonds in what compounds?

Answer 6

Molecular compounds

Question 7

Molecular formulas shows the number of atoms of each element in a molecule, but not how they are _________ together.

Answer 7

Connected

Question 8

What show the connectivity of the atoms and any chemically important groups in the molecule?

Answer 8

Structural formulas

Question 9

What are atoms or groups of atoms with a positive or negative charge?

Answer 9

Ions

Question 10

Taking away 1 or more electrons from an atom gives a ________ with a positive charge.

Answer 10

Cation

Question 11

Adding 1 or more electrons to an atom gives an _________ with a negative charge.

Answer 11

Anion

Question 12

When an atom loses one or more electrons it’s a what formation?

Answer 12

Cation formation

Question 13

When an atom gains one or more electrons it’s what formation?

Answer 13

Anion formation

Question 14

What are composed of cations of metals and anions of nonmetals?

Answer 14

Ionic compounds

Question 15

Cation + anion = ___________.

Answer 15

Ionic compound

Question 16

Ionic compounds in the solid state form a regular 3-dimensional structure called a what?

Answer 16

Crystal

Question 17

What are a class of molecular compounds contain carbon combined with other elements like hydrogen, oxygen, and nitrogen?

Answer 17

Organic compounds

Question 18

____________ compounds make up the majority of all known compounds.

Answer 18

Organic

Question 19

What compounds are composed of elements other than carbon?

Answer 19

Inorganic compounds

Question 20

Inorganic compounds can be _________ or molecular.

Answer 20

Ionic

Question 21

Metals lose electrons to form __________.

Answer 21

Cations

Question 22

Nonmetals gain electrons to form ___________.

Answer 22

Anions

Question 23

Metals in group 1A through 3A have atoms that want to obtain the same number of electrons as the nearest noble gas of lower atomic number.

Answer 23

Metals in group 1A through 3A have atoms that want to obtain the same number of electrons as the nearest noble gas of lower atomic number.

Question 24

A prediction of charge is not possible for transition metals because they form cations of ___________ charges.

Answer 24

Different

Question 25

Nonmetals atoms want to gain electrons to obtain the same number of electrons as the nearest noble gas of higher atomic number.

Answer 25

Nonmetals atoms want to gain electrons to obtain the same number of electrons as the nearest noble gas of higher atomic number.

Question 26

The “ate” ending = __________ number of oxygen atoms.

Answer 26

Greater

Question 27

“ite” ending = __________ number of oxygen atoms.

Answer 27

Lesser

Question 28

When naming compounds, ionic compounds are name of the cation first then __________.

Answer 28

Anion

Question 29

If a metal can have more than one type of positive ion use a Roman numeral indications the charge on _____________ following the name.

Answer 29

Parenthesis

Question 30

If a metal can have more than one type of positive ion use a ___________ numeral indicating the charge.

Answer 30

Roman

Question 31

For monoatomic anions add “_____” to the stem name.

Answer 31

ide

Question 32

Binary molecular compound are composed of nonmetal or __________ elements.

Answer 32

Metalloid

Question 33

For binary molecular compounds the _______ element listed is given the exact name.

Answer 33

First

Question 34

For binary molecular compounds the __________ element is written as if it were a negative ion.

Answer 34

Second

Question 35

Acids are molecular compounds that when dissolved in water _________ to produce H+ ions.

Answer 35

Ionize

Question 36

Acids can be named by modifying the _____________ ion.

Answer 36

Polyatmoic

Question 37

Ionic compounds with water molecules trapped in the crystal lattice of the compound are what?

Answer 37

Hydrated compounds

Question 38

What is an intensive property?

Answer 38

A physical property

Question 39

What is an extensive property?

Answer 39

An additive for subsystems