Topic 4 - Group 1 Flashcards
1
Q
how do elements in the same family react?
A
in a similar way
2
Q
How do Group 1 elements react with water?
A
vigorously, they release hydrogen gas and form metal hydroxides which dissolve to form alkaline solutions.
3
Q
what is the word equation for sodium reacting with water?
A
sodium (s) + water (l) = sodium hydroxide (aq) + hydrogen (g)
4
Q
how do group 1 metals react with oxygen?
A
They form metal oxides
5
Q
How does the reactivity change moving down Group 1?
A
elements become more reactive
6
Q
Why do group 1 elements become more reactive down the group?
A
the outermost electron, as it is further from the nucleus, is more easily lost as the attraction between the nucleus and electron is less
