[" The element which has not yet been "],[" reacted with "F_(2)" ,is "],[1]

Which of the following reacts with F_(2) ?

the element with Z=120 (not yet discovered ) will be an /a :

Which element has a valency 1?

The element having atomic number Z = 107 and Z = 109 have been made recently, element Z = 108 has not yet been made. Indicate the group number in which you will place the above element.

The element having atomic number Z = 107 and Z = 109 have been made recently, element Z = 108 has not yet been made. Indicate the group number in which you will place the above element.

The elements Z=107 and Z=109 have been made recently, element Z=108 has not yet been made. Indicate the groups in whịch you will place the above elements.

The micro essential mineral element which has been reported recently is

The micro essential mineral element which has been reported recently is