WorksheetsGroup 1 Elements
Total questions: 25
Worksheet time: 13mins
Name
Class
Date
1.
Which group are the Alkali Metals found?
a)
Group 1
b)
Group 6
c)
Group 18
d)
Group 13
2.
Alkali are so reactive to air they are generally stored in what?
a)
Water
b)
Oil
c)
Vaults
d)
Cotton
3.
Which is not a Alkali Metal?
a)
Lithium
b)
Sodium
c)
Gold
d)
Potassium
4.
True or false: Alkali Metals are so soft they can be cut with a knife?
a)
True
b)
False
5.
True or False: All alkali metals have odd atomic numbers?
a)
True
b)
False
6.
As Alkali Metals atomic number increases their melting point?
a)
Increases
b)
Decreases
c)
Stays the same
7.
--------------------- is released when alkali metal react with water
a)
Hydrogen
b)
Oxygen
c)
Metahne
d)
Carbon di oxide
8.
All alkali metals have --------------- electrons in their outermost shell.
a)
1
b)
2
c)
3
d)
4
9.
Which of the following is a property of an alkali-metal?
a)
hard and can't be cut
b)
are very reactive
c)
are stored in water
d)
have few uses
10.
Which of the following is NOT an alkali metal
a)
Li
b)
Cl
c)
K
d)
Cs
11.
Which of the following is the most reactive in water?
a)
Lithium
b)
Sodium
c)
Potassium
12.
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
13.
The least reactive alkali metal is ..........
a)
Ceasium
b)
Potassium
c)
Lithium
d)
Rubidium
14.
What happens to the atomic radius of the alkali metals as you move down the group?
a)
increase
b)
decrease
15.
How does a group 1 metal atom form an ion?
a)
lose 1 electron
b)
lose 2 electrons
c)
gain 1 electron
d)
gain 2 electrons
16.
What is the charge of a group 1 metal ion?
a)
1+
b)
2+
c)
1-
d)
2-
17.
Which of the following is NOT a property of group 1 metals?
a)
More dense than water
b)
less dense than water
c)
low melting point
d)
soft
18.
How many protons does a sodium atom have?
a)
11
b)
23
c)
12
19.
How many electrons does a sodium atom have?>
a)
11
b)
23
c)
12
20.
How many electrons does a sodium ION have?
a)
10
b)
11
c)
23
d)
12
21.
Which alkali metal has the lowest natural abundance?
a)
Francium
b)
Rubidium
c)
Potassium
d)
Sodium
22.
Each column in the periodic table is called a
a)
period
b)
group
c)
cluster
d)
unit
23.
Rutherford discovered this subatomic particle after he noticed a large, positively charged area in the center of the atom
a)
Proton
b)
Neutron
c)
Electron
24.
Which scientist proposed the idea that electrons orbit the nucleus?
a)
Bohr
b)
Dalton
c)
Rutherford
d)
Thomson
25.
The model of the atom that scientists use today is?
a)
Billiard Ball Model
b)
Plum Pudding Model
c)
Quantum mechanical model
100 %
