1
Q
Alkali metals are in group ____ of the Periodic Table
A
1
2
Q
Alkali metals are _______ and can be cut with a knife.
A
soft
3
Q
Sodium is softer than __________.
A
lithium
4
Q
After they are cut, the alkali metals ___________ (go black) quickly.
A
tarnish
5
Q
Potassium reacts with _______ to make potassium hydroxide and hydrogen.
A
water
6
Q
Sodium + Water –> sodium hydroxide + ___
A
hydrogen
7
Q
Alkali metals react vigorously with a gas called _________.
A
chlorine
8
Q
potassium + chlorine –> _____________
A
potassium chloride
9
Q
The chemical formula of sodium chloride is _______.
A
NaCl
10
Q
To be safe when using alkali metals you should ____________________
A
Wear goggles, wear gloves.
Crystal Chemistry
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