Doengz

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

Vayoz singciz

Doengz yungzheih caeuq lujsoq、hoqlujvavuz、liuz、sae 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