State one physical and one chemical property common to the elements in Group 1 of the periodic table. - Leaving Cert Chemistry - Question a - 2020
Question a
State one physical and one chemical property common to the elements in Group 1 of the periodic table.
Worked Solution & Example Answer:State one physical and one chemical property common to the elements in Group 1 of the periodic table. - Leaving Cert Chemistry - Question a - 2020
Step 1
State one physical property common to the elements in Group 1
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Answer
One physical property of the elements in Group 1 is that they have a low density. For example, lithium, sodium, and potassium are less dense than water.
Step 2
State one chemical property common to the elements in Group 1
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Answer
A common chemical property of Group 1 elements is that they are highly reactive, especially with water. They react vigorously, producing hydrogen gas and forming hydroxides.
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