Q.1
What elements is this?
*
Astatine
Gold
Aluminum
Silver
Q.2
What elements is this?
*
Thulium
Neodymium
Osmium
Iridium
Q.3
What elements is this?
*
Cobalt
Chromium
Copper
Carbon
Q.4
What elements is this?
*
Potassium
Boron
Osmium
Krypton
Q.5
What elements is this?
*
Chlorine
Cadmium
Caesium
Technetium
Q.6
What elements is this?
*
Yttrium
Radium
Vanadium
Nickel
Q.7
What elements is this?
*
Rubidium
Rhenium
Radon
Radium
Q.8
What group is this?
*
Halogens
Metalloids
Alkaline earth metals
Alkali metals