1.  NaCl+KNO3→ NaNO3+KCl

2.  CaC2O4+2NH4Cl→ CaCl2+H2C2O4

3.  Mg(OH)2+2NH4Cl→ MgCl2+2NH4OH

4.  Zn+2AgCN→2Ag+Zn(CN)2

4
Correct Answer :

Zn+2AgCN→2Ag+Zn(CN)2


Explanation :
No Explanation available for this question

1.  I F7

2.  I-3

3.  I F5

4.  I F3

4
Correct Answer :

I-3


Explanation :
No Explanation available for this question

1.  0, +1 and -2

2.  + 2, +1 and -2

3.  0, +1 and +2

4.  -2, +1 and -2

4
Correct Answer :

0, +1 and -2


Explanation :
No Explanation available for this question

1.  Fe3+

2.  I-

3.  I2

4.  Fe2+

4
Correct Answer :

I-


Explanation :
No Explanation available for this question

1.  KMnO4

2.  H2S

3.  BaO2

4.  H2O2

4
Correct Answer :

H2O2


Explanation :
No Explanation available for this question

1.  MnO2

2.  Mn3O4

3.  K2MnO4

4.  MnSO4

4
Correct Answer :

K2MnO4


Explanation :
No Explanation available for this question

1.  Fe(CO)5

2.  Fe2O3

3.  K4[Fe(CN)6]

4.  FeSO4. (NH4)2SO4. 6H2O

4
Correct Answer :

Fe(CO)5


Explanation :
No Explanation available for this question

1.  Zn

2.  H2O

3.  NO3-

4.  NH4+

4
Correct Answer :

NO3-


Explanation :
No Explanation available for this question

1.  Cl-

2.  ClO-

3.  ClO-2

4.  ClO-3

4
Correct Answer :

ClO-3


Explanation :
No Explanation available for this question

1.  NaOH +HCl → NaCl +H2O

2.  BaCl2+H2SO4→ BaSO4+2HCl

3.  CuSO4+2H2O→Cu(OH)2+H2SO4

4.  Zn+2HCl→ ZnCl2+H2

4
Correct Answer :

Zn+2HCl→ ZnCl2+H2


Explanation :
No Explanation available for this question

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