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WorksheetsA Jack Alkali metals quiz
Total questions: 16
Worksheet time: 12mins
An atom has 12 protons and 13 neutrons in its nucleus. Which is the correct symbol?
Where are Group 1 elements on the Periodic Table?
Far right
Far left
In the middle
Top, horizontal row
What happens to the density of Group 1 elements as you move down the group?
Increases
Decreases
Stays the same
Increases then decreases
Decreases then increases
Group 1 elements have a high melting point compared to other metals, true or false?
True
False
Potassium is below sodium in Group 1. Will potassium be softer or harder than sodium?
softer
harder
What gas is given off when group 1 elements reacts with water?
Hydrogen
Oxygen
Carbon dioxide
Helium
Why does the reactivity of group 1 elements increases down the group?
It becomes more reactive
It becomes easier to accept an electron
It becomes easier to lose an electron
It becomes less reactive
Select the properties of the Group 1 elements.
(More than one answer)
Silvery solids
Very hard metals
Very soft metals
High density
Low density
The melting and boiling points of the Group 1 elements ______________ as you go down the group.
decrease
increase
do not change
When a group 1 element reacts with water, a hydroxide is formed. What colour would Universal Indicator turn in this solution?
(More than one answer)
Green
Blue
Purple
Red
