2.1 properties sort

Question 1

Electrons are transferred; ions are attracted by opposite charges

Answer 1

Ionic compound

Question 1

Electrons are shared between atoms

Answer 1

Covalent Compound

Question 2

Electrons flow easily throughout the “sea of electrons”

Answer 2

Metals

Question 3

Do not conduct as solids; good conductors in solution

Answer 3

Ionic compound

Question 4

Poor conductivity, even in solution

Answer 4

Covalent compound

Question 5

Good conductivity

Answer 5

Metals

Question 6

Highly soluble in water

Answer 6

Ionic compound

Question 7

Most won’t dissolve in water. But will in nonpolar solvents (Like hexane or oils)

Answer 7

Covalent compound

Question 8

Most metals do not dissolve in water, though some react with water

Answer 8

Metals

Question 9

Crystalline solids

Answer 9

Ionic compounds

Question 10

Usually liquid or gas at room temperature

Answer 10

Covalent compounds

Question 11

Solid at room temperature (except for Hg)

Answer 11

Metals

Question 12

A metal and non-metal form this

Answer 12

Ionic compounds

Question 13

Two nonmetals form this

Answer 13

Covalent compounds

Question 14

Only metals form this

Answer 14

Metal

Question 15

High melting points

Answer 15

Ionic

Question 16

Low melting points

Answer 16

Covalent

Question 17

High electrical conductivity in molten state and when dissolved in water

Answer 17

Ionic

Question 18

Ductile

Answer 18

Metals

Question 19

Extremely high melting points

Answer 19

Metals