____Pt+____HNO3+____HCI=>____H2PtCI6+____NO+____H2O怎么配平?
问题描述：
____Pt+____HNO3+____HCI=>____H2PtCI6+____NO+____H2O怎么配平?
答
0 +5 +4 +2
3Pt+4HNO3+HCI—3H2PtCI6+4NO+H2O 先用最小公倍数法配平氧化还原反应部分
升4 降3
3Pt+4HNO3+18HCI=3H2PtCI6+4NO+8H2O再配氯,然后是配氢,最后配氧.