WorksheetsGroup 1 & 7 - KS3
Total questions: 12
Worksheet time: 6mins
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.
Which of the following is NOT an alkali metal
a)
Li
b)
Cl
c)
K
d)
Cs
5.
What colour do the alkali metals turn the universal indicator when they are added to the water?
a)
Orange
b)
Red
c)
Blue
d)
Green
6.
Which of the "Halogens" is found in liquid state at room temperature?
a)
Flourine
b)
Astatine
c)
Iodine
d)
Bromine
7.
At room temperature, chlorine is...
a)
a yellow-green gas
b)
a brown gas
c)
a yellow-green liquid
8.
As you move down the group, halogens' reactivity...
a)
increases
b)
decreases
c)
doesn't change
d)
shows no trend.
9.
As you go down the group, how does the boiling point of the halogen elements change?
a)
Increases
b)
Decreases
c)
They're all about the same
10.
True or false? Halogens are metals.
a)
True
b)
False
11.
Which Halogen is the most reactive?
a)
Bromine
b)
Fluorine
c)
Iodine
d)
Chlorine
12.
What colour is bromine?
a)
red-brown
b)
orange-red
c)
yellow-green
d)
yellow
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