1
Reacts violently with water; more active than Sodium and located under Group 1A
2
Metal which does not react with cold water, but react with hydrochloric acid. It is located in Group 7B, period 4
3
Least active metal from the second group which react with water vapor
4
Metal element located in Group 3A which reacts with acids
5
The least reactive metal in Group 1A with atomic number of 3.
6
The only liquid metal that is unreactive.
7
Most active metal in Group 2A
8
More active than lithium but less active than potassium
9
Most active metal in the periodic table
10
A less active metal located in transition group, which only dissolves when treated with acids
12
Metal which can be used in alloys and is more reactive than gold and silver
13
Metal which react with steam and can be extracted by heating with carbon. It also rusts with contact with oxygen of air.
14
A metal with atomic number of 79 and it is usually used in making jewelries.
15
Metal which reacts only with strong acids, and has a symbol of Sb and is more active than lead (Pb)
