A/

Cu(OH)₂ => (t^o) CuO + H₂O

CuO + H₂ => (t^o) Cu + H₂O

Cu +Cl₂ => CuCl₂

A/

Cu(OH)₂\(\xrightarrow[]{to}\) CuO+ H₂O

CuO+ H₂\(\xrightarrow[]{to}\) Cu+ H₂O

Cu+ 2FeCl₃\(\rightarrow\) 2FeCl₂+ CuCl₂

B/

CuO+ CO\(\xrightarrow[]{to}\) Cu+ CO₂

Cu+ \(\frac{1}{2}\)O₂+ H₂O\(\rightarrow\) Cu(OH)₂

Cu(OH)₂+ 2HCl\(\rightarrow\) CuCl₂+ 2H₂O

C/

CuO+ C₂H₅OH\(\rightarrow\) CH₃CHO+ Cu(OH)₂\(\downarrow\)+ H₂O

Cu(OH)₂+ 2HCl\(\rightarrow\) CuCl₂+ 2H₂O

CuCl₂+ Fe\(\rightarrow\) FeCl₂+ Cu

D/

2Cu+ O₂\(\xrightarrow[]{to}\) 2CuO

CuO+ C₂H₅OH\(\rightarrow\) CH₃CHO+ Cu(OH)₂\(\downarrow\)+ H₂O

Cu(OH)₂+ 2HCl\(\rightarrow\) CuCl₂+ 2H₂O

2Cu + O₂ ---> 2CuO

CuO + HCl ---> CuCl₂ + H₂O

CuCl₂ + Ba(OH)₂ ---> Cu(OH)₂ + BaCl₂

Cu(OH)₂ ---t^o--> CuO + H₂O

CuO + SO₃ ---> CuSO₄

CuSO₄ + Pb(NO₃)₂ --->Cu(NO₃)₂ + PbSO₄

em tham khảo nha

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\(CuO+H_2SO_4\rightarrow CuSO_4+H_2O\\ CuSO_4+Ba\left(NO_3\right)_2\rightarrow BaSO_4+Cu\left(NO_3\right)_2\\ Cu\left(NO_3\right)_2+2KOH\rightarrow Cu\left(OH\right)_2+2KNO_3\\ Cu\left(OH\right)_2\rightarrow\left(t^o\right)CuO+H_2O\\ CuO+2HCl\rightarrow CuCl_2+H_2O\\ CuCl_2\rightarrow\left(t^o\right)Cu+Cl_2\)

\(Cu\overset{\left(1\right)}{-->}CuO\overset{\left(2\right)}{-->}CuSO_4\overset{\left(3\right)}{-->}CuCl_2\overset{\left(4\right)}{-->}Cu\left(NO_3\right)_2\overset{\left(5\right)}{-->}Cu\left(OH\right)_2\overset{\left(6\right)}{-->}CuO\overset{\left(7\right)}{-->}Cu\)

\(\left(1\right)2Cu+O_2\overset{t^o}{--->}2CuO\)

\(\left(2\right)CuO+H_2SO_4--->CuSO_4+H_2O\)

\(\left(3\right)CuSO_4+BaCl_2--->BaSO_4\downarrow+CuCl_2\)

\(\left(4\right)CuCl_2+2AgNO_3--->2AgCl\downarrow+Cu\left(NO_3\right)_2\)

\(\left(5\right)Cu\left(NO_3\right)_2+2NaOH--->Cu\left(OH\right)_2\downarrow+2NaNO_3\)

\(\left(6\right)Cu\left(OH\right)_2\overset{t^o}{--->}CuO+H_2O\)

\(\left(7\right)CuO+H_2\overset{t^o}{--->}Cu+H_2O\)

\(2Cu+O_2\underrightarrow{t^o}2Cuo\)

\(CuO+H_2SO_4->CuSO_4+H_2O\)

\(CuSO_4+BaCl_2->BaSO_4\downarrow+CuCl_2\)

\(CuCl_2+2AgNO_3->Cu\left(NO_3\right)_2+2AgCl\downarrow\)

\(Cu\left(NO_3\right)_2+2NaOH->Cu\left(OH\right)_2\downarrow+2NaNO_3\)

\(Cu\left(OH\right)_2\underrightarrow{t^o}CuO+H_2O\)

\(CuO+H_2\underrightarrow{t^o}Cu+H_2O\)

$Cu(OH)_2 \xrightarrow{t^o} CuO + H_2O$
$CuO + H_2SO_4 \to CuSO_4 + H_2O$
$CuSO_4 + BaCl_2 \to BaSO_4 + CuCl_2$
$CuCl_2 + 2AgNO_3 \to 2AgCl + Cu(NO_3)_2$
$Cu(NO_3)_2 + Fe \to Cu + Fe(NO_3)_2$
$2Cu + O_2 \xrightarrow{t^o} 2CuO$

$Cu(OH)_2 \xrightarrow{t^o} CuO + H_2O$
$CuO + 2HCl \to CuCl_2 + H_2o$

$CuCl_2 + 2AgNO_3 \to Cu(NO_3)_2 + 2AgCl$
$Cu(NO_3)_2 + 2KOH \to Cu(OH)_2 + 2KNO_3$

\(Cu+Cl_2\xrightarrow[]{t^0}CuCl_2\\ CuCl_2+2AgNO_3\rightarrow Cu\left(NO_3\right)_2+2AgCl\\ Cu\left(NO_3\right)_2+2KOH\rightarrow Cu\left(OH\right)_2+2KNO_3\\ Cu\left(OH\right)_2\xrightarrow[]{t^0}CuO+H_2O\\ CuO+H_2SO_4\rightarrow CuSO_4+H_2O\\ CuSO_4+Mg\rightarrow MgSO_4+Cu\)

Cu+Cl2➝CuCl2   

CuCl2+2AgNO3➝Cu(NO3)2+2AgCl↓ 

Cu(NO3)2+2NaOH➝ Cu(OH)2↓+2NaNO3

Cu(OH)2➝CuO+H2O

CuO+H2SO4➝CuSO4+H2O

CuSO4+Mg(OH)2➝Cu(OH)2↓+MgSO4

\(Cu\underrightarrow{1}CuO\underrightarrow{2}CuSO_4\underrightarrow{3}CuCl_2\underrightarrow{4}Cu\left(OH\right)_2\underrightarrow{5}CuO\underrightarrow{6}Cu\)

(1) \(2Cu+O_2\underrightarrow{t^o}2CuO\)

(2) \(CuO+H_2SO_4\rightarrow CuSO_4+H_2O\)

(3) \(CuSO_4+BaCl_2\rightarrow CuCl_2+BaSO_4\)

(4) \(CuCl_2+2NaOH\rightarrow Cu\left(OH\right)_2+2NaCl\)

(5) \(Cu\left(OH\right)_2\underrightarrow{t^o}CuO+H_2O\)

(6) \(CuO+H_2\underrightarrow{t^o}Cu+H_2O\)

 Chúc bạn học tốt

Cu+o2 ra Cuo

Cuo+H2So4 ra Cuso4 +H2o

Cuso4+Bacl ra Cucl2+BaSo4

CuCl2+Naoh ra Cu(oh)2+Nacl

Cu(oh)2 ra Cuo+H2o

Cuo ra Cu+o2

`a) CuSO_4 + 2NaOH \to Na_2SO_4 + Cu(OH)_2` $Cu(OH)_2 \xrightarrow{t^0} CuO + H_2O$ `b)` `n_{CuSO_4}={160.0,1}/{160}=0,1 mol` Theo pt: `n_{NaOH}=2.n_{CuSO_4}=2.0,1=0,2 mol` `=> V_{ddNaOH}=0,2l` `c)` Theo pt: `n_{Na_2SO_4}=n_{CuSO_4}=0,1 mol` `=> m_{Na_2SO_4}=0,1.142=14,2g` Theo pt: `n_{CuO}=n_{Cu(OH)_2}=n_{CuSO_4}=0,1 mol` `=> m_B=0,1.80=8g`