Sodium is stored in oil in the laboratory , why is that so ?
Sodium reacts rapidly in air and moisture.
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Properties of group 1 elements ?
soft ( can be cut with a razor blade) , have low density ( Li, Na and K can float on water) . Have low melting points. React vigorously with water , catching fire or even exploding.
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What happens to the group 1 metal as they move down the group ?
The group 1 metals become MORE reactive as they move down the group, they react MORE vigorously with water.
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What are the group VII (seven) called ?
Halogens
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Other cards in this set
Card 2
Front
Sodium is stored in oil in the laboratory , why is that so ?
Back
Sodium reacts rapidly in air and moisture.
Card 3
Front
Properties of group 1 elements ?
Back
Card 4
Front
What happens to the group 1 metal as they move down the group ?
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