141

You visited us 141 times! Enjoying our articles? Unlock Full Access!

Hess' Law

Complete the ...

Question

Complete the following reaction. Mg+___=Mgo. Mgo+H2o=_. Zn+Hcl=Zhcl2+_. Cu+O2+Co2+H2o=_+__. Fe+O2+H2o=. So3+H2o=_. S+__=So2.

Open in App

Solution

2Mg + O₂ = 2MgO

MgO + H₂O = Mg(OH)₂

Zn + 2HCl = ZnCl₂ + H₂

2Cu + O₂+ CO₂ + H₂O = CuCO₃.Cu(OH)₂

4Fe + 3O₂ + 2H₂O = 2Fe₂O₃.H₂O

SO₃ + H₂O = H₂SO₄

S + O₂ = SO₂

Suggest Corrections

Similar questions

M n O_{2} + H C l \to M n C l_{2} + C l_{2} + H_{2} O

N H_{4} C l + C a (O H)_{2} \to N H_{3} + C a C l_{2} + H_{2} O

B a C l_{2} + A l_{2} (S O_{4})_{3} \to B a S O_{4} + A l C l_{3}

N a A l O_{2} + H_{2} O + C O_{2} \to A l H_{3} + N a_{2} C O_{3}

N H_{3} + O_{2} \to N O + H_{2} O

Z n + H N O_{3} \to Z n (N O_{3})_{2} + N O_{2} + H_{2} O

H_{2} S + O_{2} \to H_{2} O + S O_{2}

P b O + C \to P b + C O_{2}

B a C l_{2} + H_{2} S O_{4} \to B a S O_{4} + H C l

C H_{4} + O_{2} \to C O_{2} + H_{2} O

C u + H_{2} S O_{4} \to C u S O_{4} + {S O}_{2} ↑ + H_{2} O

F e + H_{2} O \to {F e}_{3} O_{4} + H_{2} ↑

{C H}_{4} + O_{2} \to C O_{2} + H_{2} O

C u + H_{2} {S O}_{4} - \to C u S O_{4} + {S O}_{2} ↑ + H_{2} O

F e + + H_{2} O - \to {F e}_{3} O_{4} + H_{2} ↑

{C H}_{4} + O_{2} \to C O_{2} + H_{2} O

Complete and balance the following reactions.

(a) $N a + H_{2} O \to$ _________ + _________

(b) $C a + H_{2} O \to$ __________+_________

(d) $Z n + H_{2} O \to$ ___________+_________

(e) $F e + H_{2} O \to$ ____________+_________

(f) $Z n + H C l \to$ _____________+__________

(g) $A l + H_{2} S O_{4} \to$ __________+_________

(h) $F e + H C l \to$ ___________+____________

(i) $Z n + N a O H \to$ __________+____________

(j) $A l + K O H + H_{2} O$ _________+____________

Identify the type of reactions:

1. CaO+H₂O-----Ca(OH)₂

2. CuSO₄ + Zn ZnSO₄+Cu

3. N₂ + 3H₂ ----> 2NH₃

4. Fe+2HCl---->FeCl₂

5. C+O₂--->CO₂

6.H₂SO₄ + NH₄OH ----- H₂O + (NH₄)₂SO₄

7.Mg +Fe₂O₃ ------ Fe + MgO

Join BYJU'S Learning Program