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Reactivity of Alkali metals and Halogens

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.
Alkali metals are found in which group of the periodic table?
a)
Group 1
b)
Group 2
c)
Group 7
d)
group 8 
2.
Which of the following is the most reactive in water?
a)
Lithium
b)
Sodium
c)
Potassium
3.
What is formed when sodium reacts with water?
a)
sodium oxide and hydrogen
b)
sodium hydroxide and hydrogen
c)
sodium hydroxide and oxygen
d)
sodium hydroxide and carbon dioxide
4.
What is another name for the elements in group 7?
a)
The Halogens
b)
The Noble gases
c)
The Oxides
d)
The Alkali Metals
5.

Alkali are so reactive to air they are generally stored in what?

a)

Water

b)

Oil

c)

Vaults

d)

Cotton

e)

a vacuum

6.
True or false: Alkali Metals are so soft they can be cut with a knife?
a)
True
b)
False
7.
True or False: All alkali metals have odd atomic numbers?
a)
True
b)
False
8.
True or False: Lithium under normal conditions is the lightest metal?
a)
True
b)
False
9.
--------------------- is released when alkali metal react with water
a)
Hydrogen
b)
Oxygen
c)
Metahne
d)
Carbon di oxide
10.

What happens to the reactivity of the alkali metals as you move down the group?

a)

increases

b)

decreases

11.

Which alkali metal is the least reactive?

a)

lithium

b)

sodium

c)

potassium

d)

rubidium

12.

Which of the following are alkali metals

a)

Sodium

b)

Caesium

c)

Francium

d)

Calcium

e)

Potassium

13.

Where are the"Halogens" located in periodic table?

a)

In 1A group

b)

In 2A group

c)

In 7A group

d)

In 8A group

14.

Which of the "Halogens" would be able to make the strongest ionic bond with Sodium metal?

a)

Iodine

b)

Bromine

c)

Chlorine

d)

Fluorine

15.

Which "Halogen" would be able to replace Chlorine in Sodium Chloride?

a)

Flourine

b)

Bromine

c)

Iodine

d)

Astatine

16.

What type of ions does Group 7 elements make?

a)

cation (+2)

b)

cation (+1)

c)

anion (-1)

d)

anion (-2)

17.

As you move down the group, halogens' reactivity...

a)

increases

b)

decreases

c)

doesn't change

d)

shows no trend.

18.

Which is the most electronegative?

a)

Bromine

b)

Chlorine

c)

Fluorine

d)

Astatine

19.

Halogens have 6 electrons in their outer shell.

a)

True

b)

False

20.
This group of elements react with metals to form salts. The react so quickly that they occur in nature as compounds
a)
Actinides
b)
Halogens
c)
Alkali Earth
d)
Lanthanides