1中学化学中常见的电子式大全原子离子单质分子共价化合物离子化合物形成过程··2“根”的电子式:OH-、ClO-、HCOO-、CH3COO-、NH4。HH[]-[]-[]-[]-[]+HH单质分子的电子式:H2、Cl2、N2。共价化合物的电子式:氢化物:HCl、H2O、NH3。HH氧化物:二氧化碳、过氧化氢。酸:次氯酸。离子化合物的电子式:氢化物:氢化钠、氢化钙。Na+[H∶]-[H∶]-Ca2+[H∶]-氧化物:氧化钠、过氧化钠、氧化镁、氧化铝。Na+[]2-Na+Na+[]2-Na+Mg2+[]2-碱:氢氧化钠、氢氧化钡。Na+[]-[]-Ba2+[]-盐:氯化钠、氯化钙、硫化钠、氯化铵、硫化铵、次氯酸钠、次氯酸钙。Na+[]-[]-Ca2+[]-Na+[]2-Na+HHH[]+[]-[]+[]2-[]+HHHNa+[]-[]-Ca2+[]-····∶O∶H········∶Cl∶O∶······H∶C∶O∶····H∶N∶HH∶H········∶Cl∶Cl∶··∶N∶∶N∶····H∶Cl∶····∶O∶H····H∶N∶H········∶O∶∶C∶∶O∶········H∶O∶O∶H··········H∶C∶C∶O∶········H∶O∶Cl∶····∶O∶········∶O∶O∶····∶O∶···∶O∶H····H∶O∶····∶O∶H···∶Cl∶····∶Cl∶····∶Cl∶····∶S∶····H∶N∶H····∶S∶····H∶N∶H····∶Cl∶····H∶N∶H········∶O∶Cl∶········∶Cl∶O∶········∶O∶Cl∶