Description:
It would be called ELLQ or Electron Liquid.It would create elec in contact with ligh or elec.It would loose on its volume when cooled.You could make higly efective nukes in combination with deut.
Combinations:
Exot+Watr=Ellq
Ellq+Deut=2xWatr
Ellq+Elec=More elec
Color:
White,slightly blue, when cooled it glows
http://global3.memecdn.com/meanwhile-in-russia_o_2380263.jpg
http://littlefun.org/uploads/524b18bae691b20c24c4428d_736.jpg
xD