8) Groups 2&7

सवाल 1 of 1

  शेष समय


0
179968
0
120
block

Group 2 element + water =

सही उत्तर का चयन करें  

(0/0)










179969
0
120
none
179970
0
120
none
179971
0
120
none
179979
0
120
none
179999
0
120
none
180003
0
120
none
180005
0
120
none
180009
0
120
none
180010
0
120
none
180011
0
120
none
180014
0
120
none
180019
0
120
none
180051
0
120
none
180053
0
120
none