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How does lithium react with water?
steadily, floating on the surface fizzing as hydrogen gas is produced
How does sodium react with water?
vigorously, floating on the surface
How does potassium react with water?
Explosively, producing a lilac flame
What flame does Li burn with?
red
what colour does sodium burn?
yellow
what colour does potassium burn
lilac
what colour is F2 gas?
pale yellow
What colour is Cl2 gas?
pale green
What colour is Br2 vapour?
orange
What colour is I2 vapour?
purple
What is Br2 at room temp?
red brown liquid
what is I2 at room temp?
dark grey solid
what colour is magnesium oxide?
white
what flame does hydrogen burn with?
pale blue
what flame does sulfur burn with?
pale blue