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