高一必修1化学方程式总结

4Na+O2=2Na2O22Na+O2=Na2O22Na+2H2O =2NaOH+H2↑(4) 2Na+2HCl=2NaCl+ H2↑(5) 2Na+CuSO4+2H2O=Cu(OH)2+Na2SO4