Li
Lithium
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Lithium is in the first period of the periodic table. It is the first element in the alkali metal group.
Calcium chloride contains an alkali earth metal (calcium, a group 2 element) and a halogen (chlorine). There is no alkali metal. Alkali metals are group 1 elements.
The element calcium comes from the alkali earth metal family and the alkaline earth metals group on the periodic table.
Lithium is in the second period. It is an alkali metal. It has 2 rings of electrons.
Alkali Metal + Water ------> Alkali Hydroxide + Hydrogen Alkali Metal Oxide + Water ------> Alkali Hydroxide + Water Example: ================ Sodium + Water ------> Sodium Hydroxide + Hydrogen 2 Na + 2 H2O --------> 2 NaOH + H2