C1: Group 1 Flashcards
(4 cards)
1
Q
what is group 7 also called?
A
the alkali metals
2
Q
describe the physical qualities of the alkali metals
A
reactive
soft
low density
3
Q
how do group one metals react with water?
A
react vigorously, make hydrogen gas and metal hydroxides
the more reactive the element, the more violent the reaction
the amount of energy released increases as you go down
4
Q
what are metal hydroxides?
A
metal hydroxides are salts that dissolve in water to produce alkaline solutions)
