The Periodic Table

Question 1

The vertical columns in the periodic table are known as ____________.

Answer 1

Groups

Question 2

What horizonal columns in the periodic table are known as ____________.

Answer 2

Periods

Question 3

The periodic table is a table of all the known ____________.

Answer 3

Elements

Question 4

What is an element?

Answer 4

An element is a substance made up of only one TYPE of atom.

Question 5

Group 1 are also known as the _________ ________.

Answer 5

Alkali metals

Question 6

What other name is given to the group 2 elements?

Answer 6

Alkaline earth metals

Question 7

Which group are the Halogens?

Answer 7

Group 7

Question 8

Group 0 are also known as the __________ ________.

Answer 8

Noble gases

Question 9

Why are they called ‘noble gases’

Answer 9

Because these gases are very unreactive.

Question 10

Describe the reactivity trend in the alkali metals.

Answer 10

The metals increase in reactivity going down the group.

Question 11

Do metals conduct electricity?

Answer 11

Yes, metals are good conductors of electricity.

Question 12

Which are more dense; metals or non metals?

Answer 12

Metals

Question 13

Which property of metals means it makes a ringing sound when hit?

Answer 13

Sonorous

Question 14

Complete the equation:
Metal + Water = __________ + ___________

Answer 14

Metal hydroxide + hydrogen gas

Question 15

Complete the equation:
Sodium + Water = __________ + ___________

Answer 15

Sodium hydroxide + hydrogen gas

Question 16

Complete the equation:
Lithium + Water = __________ + ___________

Answer 16

Lithium hydroxide + hydrogen gas

Question 17

Which group is magnesium in?

Answer 17

Group 2 - alkaline earth metals

Question 18

What is the chemical symbol for Boron?

Answer 18

B

Question 19

What is the chemical symbol for Helium?

Answer 19

He

Question 20

What is the chemical symbol for Chlorine?

Answer 20

Cl

Question 21

What is the chemical symbol for potassium?

Answer 21

K

Question 22

Which element has the symbol Cu?

Answer 22

Copper

Question 23

Which element has the symbol Ca?

Answer 23

Calcium

Question 24

Which element has the symbol Na?

Answer 24

Sodium

Question 25

Which element has the symbol O?

Answer 25

Oxygen

Question 26

In which group is Argon?

Answer 26

Group 0 (Noble gases)

Question 27

What is the name of the positively charged particles in the nucleus of an atom?

Answer 27

Protons

Question 28

What is the name of the neutrally charged particles in the nucleus of an atom?

Answer 28

Neutrons

Question 29

Which particles orbit the nucleus of an atom in shells?

Answer 29

Electrons

Question 30

What charge do electrons have?

Answer 30

They are negatively charged.

Question 31

Describe the melting and boiling points of group 1 elements.

Answer 31

Group 1 elements have LOW melting and boiling points.

Question 32

What property of metals allows them to bend without breaking?

Answer 32

Metals are malleable.

Question 33

Describe the reaction between alkali metals are water.

Answer 33

Alkali metals react VIGOROUSLY with water.

Question 34

Which halogen gas is the most reactive?

Answer 34

Fluroine

Question 35

Describe the reactivity of halogens.

Answer 35

The halogens decrease in reactivity going down the group.

Question 36

Complete the equation:
Metal + Halogen –> _________ __________

Answer 36

Metal halide

Question 37

Complete the equation:
Sodium + Chlorine –> _________ __________

Answer 37

Sodium chloride

Question 38

Complete the equation:
Potassium + Bromine –> _________ __________

Answer 38

Potassium Bromide

Question 39

Name the first 3 elements of group 0

Answer 39

Helium, Neon, Argon

Question 40

How may electrons does Lithium have in it’s outer shell?

Answer 40

1 electron (because it is in group 1).

Question 41

How may electrons does chlorine have in it’s outer shell?

Answer 41

7 electrons (because it is in group 7).