Ca + H2O => CaO + H2. element oxidized:______ from _____ to _____ reducing agent _____
element reduce:______ from_____to______ oxdizing agent:_____
Ca + H2O => CaO + H2. element oxidized:__Н____ from __+1___ to __0__
& reducing agent __Са___
& element reduce:__Са____ from__0___to__+2___ oxdizing agent:__Н___