chemistry p2 c4 Flashcards
group 1 is called …?
The Alkali Metals
alkali metals are kept under … to stop from reacting with …… or …………………………
kept under oil to stop from reacting with oxygen or moisture in the air
why is it called alkali metals
alkaline metals react with water to form alkaline solutions
what is group 7 called
halogens
what group are salt formers
group 7
group 7 elements are very reactive OR
very unreactive
very reactive
group 7 elements are metals OR non-metals
non-metals
do the melting points + boiling point increase OR decrease down the group
increase
what group are fluorine, chlorine, bromine, iodine in?
group 7
what is group 0 called
noble gasses
group 0 are unreactive OR reactive
unreactive
group 0 elements are colourless OR colour
colourless
is group 0 gases or liquids or solids
gases
what group is helium, neon and argon in
group 0
what group is krypton, xenon and radon in
group 0
