Doengz, hix heuhguh luengz, dwg cungj gimsug, vayoz fuzhauh dwg Cu (Saw Latin:Cuprum), yiencij haehsoq dwg 29. Doengz dwg cungj gvaqdoh gimsug.

Fueng'vih doengz youq yienzsoq cou'geizbiuj
Doengz

Vayoz singciz

gaij

Doengz yungzheih caeuq lujsoqhoqlujvavuzliuzsae dox vahoz. Liuzva yiengagau caeuq doengz haek bae.

  • Cu+2N2O4→Cu(NO3)2+2NO.
  • 3Cu+6H++ClO3→3Cu2++Cl+3H2O
  • 2Cu+6S=C(NH2)2+2HCl→2Cu(I)(S=C(NH2)2)3Cl+H2
  • 7Cu+2TcO4-+16H+→2Tc+7Cu2++8H2O
  • 2Cu+FeS→Cu2S+Fe
  • 4Cu+SO3→CuS+3CuO
  • Cu+SO3→CuO+SO2