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Alkali metals review
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___________ has 19 protons in its nucleus.
potassium
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alkali metals are .............they can be cut with a scalpal
soft
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reactivity of Group 1 metals...............as you go down the group
increases
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The gas released when the group 1 metals react with water.
Hydrogen gas
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The group 1 metals are sometimes called the ___________ metals.
Alkali
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The group 1 metals are stored in this substance
Oil, because..........
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This is the number of electrons which the group 1 metals have in their outer shells before reacting.
one
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Lithium...........on water, but Rubidium sinks
Floats
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When sodium reacts with water is forms a solution of sodium _________.
hydroxide
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The colour of universal indicator in water before reacting with the metal __________.
Green
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The metal which causes the bowl to explode when it reacts with water.
Ceasium
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