Periodic Table and Bonding

Question 1

What is the ability of a substance to transfer heat or electricity?

Answer 1

conductance

Question 2

A pure substance that cannot be broken down by chemical means is an

Answer 2

element

Question 3

The ability of a substance to be hammered without breaking

Answer 3

malleability

Question 4

A material that conducts electricity at high temperatures

Answer 4

silicon

Question 5

The Russian scientist that developed the Periodic Table

Answer 5

Dmitri Mendeleev

Question 6

The ability of a substance to reflect light

Answer 6

luster

Question 7

The name given to rows in the Periodic Table

Answer 7

periods

Question 8

The name given to columns in the Periodic Table

Answer 8

groups

Question 9

The ability of a substance to be drawn into wires

Answer 9

ductility

Question 10

What are the three major divisions of the Periodic Table?

Answer 10

metals, nonmetals, metalloids

Question 11

What are the most reactive metals? What are some examples?

Answer 11

alkali metals

lithium, sodium, potassium

Question 12

The atomic number is based on the number of

Answer 12

protons in the nucleus of an atom

Question 13

Which group of elements have some properties of metals and some properties of nonmetals?

Answer 13

metalloids

Question 14

List the three parts of an atom and their respective charges.

Answer 14

proton - positive
electron - negative
neutron - no charge

Question 15

What is an ionic bond?

Answer 15

They type of bond formed from the electrostatic attraction between oppositely charged ions in a chemical compound

Question 16

Name an example of an ionic compound

Answer 16

table salt

Question 17

What is a covalent bond?

Answer 17

A chemical bond that involves sharing of electron pairs between atoms

Question 18

Name an example of a covalent bond

Answer 18

water, ammonia

Question 19

What electrons are used for bonding?

Answer 19

valence electrons

Question 20

What happens when an atom gains and electron?

Answer 20

It becomes negatively charged - anion

Question 21

What happens when an atom loses an electron?

Answer 21

It becomes positively charges - cation

Question 22

List the properties of an ionic compound (4).

Answer 22

brittle
a high melting point
crystalline structure
solid

Question 23

What is a metallic bond?

Answer 23

A force that holds atoms together in a metallic stubstance

Question 24

What are the bonds between metals and nonmetals?

Answer 24

ionic bonds

Question 25

What are the bonds that form between two nonmetals?

Answer 25

covalent bonds

Question 26

What is an ion?

Answer 26

an unbalanced atom

Question 27

In an ionic compound, which order are the charges written in?

Answer 27

cation then anion

Question 28

Which group is unreactive?

Answer 28

noble gases

Question 29

What does it mean for an atom to be stable?

Answer 29

They have the same amount of protons and electrons.

Question 30

Correctly name this section