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Ca(NO3)2 + NiSO4 ๐Ÿ’งโ†’ CaSO4โ†“ + Ni(NO3)2

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Reaction of calcium nitrate and nickel(II) sulfate
Ca(NO3)2Calcium nitrate + NiSO4Nickel(II) sulfate
๐Ÿ’ง
โŸถ
CaSO4โ†“Calcium sulfate + Ni(NO3)2Nickel(II) nitrate

The reaction of calcium nitrate and nickel(II) sulfate yields calcium sulfate and nickel(II) nitrate. This reaction is an acid-base reaction and is classified as follows:

Table of contents
  1. 1Reaction data
  2. 2Thermodynamic changes
  3. 3References
  4. 4Related categories

Reaction data

Chemical equation

Reaction of calcium nitrate and nickel(II) sulfate
Ca(NO3)2Calcium nitrate + NiSO4Nickel(II) sulfate
๐Ÿ’ง
โŸถ
CaSO4โ†“Calcium sulfate + Ni(NO3)2Nickel(II) nitrate

General equation

Precipitation reaction
Miscible with water/Very soluble in water/Soluble in waterLewis acid + Miscible with water/Very soluble in water/Soluble in waterLewis base
๐Ÿ’ง
โŸถ
Insoluble in water/Very slightly soluble in water/Slightly soluble in waterLewis conjugate + Product(Non-redox product)

Oxidation state of each atom

Reaction of calcium nitrate and nickel(II) sulfate

Reactants

Chemical formulaNameCoefficientTypeType in general
equation
Ca(NO3)2Calcium nitrate1
Lewis acid
Very soluble in water
NiSO4Nickel(II) sulfate1
Lewis base
Very soluble in water

Products

Chemical formulaNameCoefficientTypeType in general
equation
CaSO4Calcium sulfate1
Lewis conjugate
Slightly soluble in water
Ni(NO3)2Nickel(II) nitrate1
Non-redox product
โ€“

Thermodynamic changes

Changes in standard condition (1)

Reaction of calcium nitrate and nickel(II) sulfate
Ca(NO3)2Crystalline solid + NiSO4Crystalline solid
๐Ÿ’ง
โŸถ
CaSO4โ†“Crystalline solidinsoluble, anhydrite + Ni(NO3)2Crystalline solid
Standard enthalpy
of reaction
ฮ”rHยฐ
kJ ยท molโˆ’1		Standard
Gibbs energy
of reaction
ฮ”rGยฐ
kJ ยท molโˆ’1		Standard entropy
of reaction
ฮ”rSยฐ
J ยท Kโˆ’1 ยท molโˆ’1		Standard heat
capacity of reaction
at constant pressure
ฮ”rCpยฐ
J ยท Kโˆ’1 ยท molโˆ’1
per 1 mol of
Equation
โˆ’37.9โ€“โ€“โ€“
per 1 mol of
โˆ’37.9โ€“โ€“โ€“
per 1 mol of
โˆ’37.9โ€“โ€“โ€“
per 1 mol of
โˆ’37.9โ€“โ€“โ€“
per 1 mol of
โˆ’37.9โ€“โ€“โ€“

Changes in standard condition (2)

Reaction of calcium nitrate and nickel(II) sulfate
Ca(NO3)2Crystalline solid + NiSO4Crystalline solid
๐Ÿ’ง
โŸถ
CaSO4โ†“Crystalline solidsoluble, ฮฑ + Ni(NO3)2Crystalline solid
Standard enthalpy
of reaction
ฮ”rHยฐ
kJ ยท molโˆ’1		Standard
Gibbs energy
of reaction
ฮ”rGยฐ
kJ ยท molโˆ’1		Standard entropy
of reaction
ฮ”rSยฐ
J ยท Kโˆ’1 ยท molโˆ’1		Standard heat
capacity of reaction
at constant pressure
ฮ”rCpยฐ
J ยท Kโˆ’1 ยท molโˆ’1
per 1 mol of
Equation
โˆ’29.0โ€“โ€“โ€“
per 1 mol of
โˆ’29.0โ€“โ€“โ€“
per 1 mol of
โˆ’29.0โ€“โ€“โ€“
per 1 mol of
โˆ’29.0โ€“โ€“โ€“
per 1 mol of
โˆ’29.0โ€“โ€“โ€“

Changes in standard condition (3)

Reaction of calcium nitrate and nickel(II) sulfate
Ca(NO3)2Crystalline solid + NiSO4Crystalline solid
๐Ÿ’ง
โŸถ
CaSO4โ†“Crystalline solidsoluble, ฮฒ + Ni(NO3)2Crystalline solid
Standard enthalpy
of reaction
ฮ”rHยฐ
kJ ยท molโˆ’1		Standard
Gibbs energy
of reaction
ฮ”rGยฐ
kJ ยท molโˆ’1		Standard entropy
of reaction
ฮ”rSยฐ
J ยท Kโˆ’1 ยท molโˆ’1		Standard heat
capacity of reaction
at constant pressure
ฮ”rCpยฐ
J ยท Kโˆ’1 ยท molโˆ’1
per 1 mol of
Equation
โˆ’24.6โ€“โ€“โ€“
per 1 mol of
โˆ’24.6โ€“โ€“โ€“
per 1 mol of
โˆ’24.6โ€“โ€“โ€“
per 1 mol of
โˆ’24.6โ€“โ€“โ€“
per 1 mol of
โˆ’24.6โ€“โ€“โ€“

Changes in aqueous solution (1)

Reaction of calcium nitrate and nickel(II) sulfate
โ—†
ฮ”rGโˆ’23.9 kJ/mol
K1.54 ร— 104
pKโˆ’4.19
Ca(NO3)2Ionized aqueous solution + NiSO4Ionized aqueous solution
๐Ÿ’ง
โŸถ
CaSO4โ†“Crystalline solidinsoluble, anhydrite + Ni(NO3)2Ionized aqueous solution
Standard enthalpy
of reaction
ฮ”rHยฐ
kJ ยท molโˆ’1		Standard
Gibbs energy
of reaction
ฮ”rGยฐ
kJ ยท molโˆ’1		Standard entropy
of reaction
ฮ”rSยฐ
J ยท Kโˆ’1 ยท molโˆ’1		Standard heat
capacity of reaction
at constant pressure
ฮ”rCpยฐ
J ยท Kโˆ’1 ยท molโˆ’1
per 1 mol of
Equation
18.0โˆ’23.9139.8โ€“
per 1 mol of
18.0โˆ’23.9139.8โ€“
per 1 mol of
18.0โˆ’23.9139.8โ€“
per 1 mol of
18.0โˆ’23.9139.8โ€“
per 1 mol of
18.0โˆ’23.9139.8โ€“

Changes in aqueous solution (2)

Reaction of calcium nitrate and nickel(II) sulfate
โ—†
ฮ”rGโˆ’15.5 kJ/mol
K5.19 ร— 102
pKโˆ’2.72
Ca(NO3)2Ionized aqueous solution + NiSO4Ionized aqueous solution
๐Ÿ’ง
โŸถ
CaSO4โ†“Crystalline solidsoluble, ฮฑ + Ni(NO3)2Ionized aqueous solution
Standard enthalpy
of reaction
ฮ”rHยฐ
kJ ยท molโˆ’1		Standard
Gibbs energy
of reaction
ฮ”rGยฐ
kJ ยท molโˆ’1		Standard entropy
of reaction
ฮ”rSยฐ
J ยท Kโˆ’1 ยท molโˆ’1		Standard heat
capacity of reaction
at constant pressure
ฮ”rCpยฐ
J ยท Kโˆ’1 ยท molโˆ’1
per 1 mol of
Equation
26.9โˆ’15.5141.5โ€“
per 1 mol of
26.9โˆ’15.5141.5โ€“
per 1 mol of
26.9โˆ’15.5141.5โ€“
per 1 mol of
26.9โˆ’15.5141.5โ€“
per 1 mol of
26.9โˆ’15.5141.5โ€“

Changes in aqueous solution (3)

Reaction of calcium nitrate and nickel(II) sulfate
โ—†
ฮ”rGโˆ’11.1 kJ/mol
K8.80 ร— 101
pKโˆ’1.94
Ca(NO3)2Ionized aqueous solution + NiSO4Ionized aqueous solution
๐Ÿ’ง
โŸถ
CaSO4โ†“Crystalline solidsoluble, ฮฒ + Ni(NO3)2Ionized aqueous solution
Standard enthalpy
of reaction
ฮ”rHยฐ
kJ ยท molโˆ’1		Standard
Gibbs energy
of reaction
ฮ”rGยฐ
kJ ยท molโˆ’1		Standard entropy
of reaction
ฮ”rSยฐ
J ยท Kโˆ’1 ยท molโˆ’1		Standard heat
capacity of reaction
at constant pressure
ฮ”rCpยฐ
J ยท Kโˆ’1 ยท molโˆ’1
per 1 mol of
Equation
31.4โˆ’11.1141.5โ€“
per 1 mol of
31.4โˆ’11.1141.5โ€“
per 1 mol of
31.4โˆ’11.1141.5โ€“
per 1 mol of
31.4โˆ’11.1141.5โ€“
per 1 mol of
31.4โˆ’11.1141.5โ€“

Changes in aqueous solution (4)

Reaction of calcium nitrate and nickel(II) sulfate
โ—†
ฮ”rGโˆ’10.9 kJ/mol
K8.12 ร— 101
pKโˆ’1.91
Ca(NO3)2Ionized aqueous solution + NiSO4Un-ionized aqueous solution
๐Ÿ’ง
โŸถ
CaSO4โ†“Crystalline solidinsoluble, anhydrite + Ni(NO3)2Ionized aqueous solution
Standard enthalpy
of reaction
ฮ”rHยฐ
kJ ยท molโˆ’1		Standard
Gibbs energy
of reaction
ฮ”rGยฐ
kJ ยท molโˆ’1		Standard entropy
of reaction
ฮ”rSยฐ
J ยท Kโˆ’1 ยท molโˆ’1		Standard heat
capacity of reaction
at constant pressure
ฮ”rCpยฐ
J ยท Kโˆ’1 ยท molโˆ’1
per 1 mol of
Equation
4.1โˆ’10.949.0โ€“
per 1 mol of
4.1โˆ’10.949.0โ€“
per 1 mol of
4.1โˆ’10.949.0โ€“
per 1 mol of
4.1โˆ’10.949.0โ€“
per 1 mol of
4.1โˆ’10.949.0โ€“

Changes in aqueous solution (5)

Reaction of calcium nitrate and nickel(II) sulfate
โ—†
ฮ”rGโˆ’2.5 kJ/mol
K2.74 ร— 100
pKโˆ’0.44
Ca(NO3)2Ionized aqueous solution + NiSO4Un-ionized aqueous solution
๐Ÿ’ง
โŸถ
CaSO4โ†“Crystalline solidsoluble, ฮฑ + Ni(NO3)2Ionized aqueous solution
Standard enthalpy
of reaction
ฮ”rHยฐ
kJ ยท molโˆ’1		Standard
Gibbs energy
of reaction
ฮ”rGยฐ
kJ ยท molโˆ’1		Standard entropy
of reaction
ฮ”rSยฐ
J ยท Kโˆ’1 ยท molโˆ’1		Standard heat
capacity of reaction
at constant pressure
ฮ”rCpยฐ
J ยท Kโˆ’1 ยท molโˆ’1
per 1 mol of
Equation
13.0โˆ’2.550.7โ€“
per 1 mol of
13.0โˆ’2.550.7โ€“
per 1 mol of
13.0โˆ’2.550.7โ€“
per 1 mol of
13.0โˆ’2.550.7โ€“
per 1 mol of
13.0โˆ’2.550.7โ€“

Changes in aqueous solution (6)

Reaction of calcium nitrate and nickel(II) sulfate
โ—†
ฮ”rG1.9 kJ/mol
K0.46 ร— 100
pK0.33
Ca(NO3)2Ionized aqueous solution + NiSO4Un-ionized aqueous solution
๐Ÿ’ง
โŸถ
CaSO4โ†“Crystalline solidsoluble, ฮฒ + Ni(NO3)2Ionized aqueous solution
Standard enthalpy
of reaction
ฮ”rHยฐ
kJ ยท molโˆ’1		Standard
Gibbs energy
of reaction
ฮ”rGยฐ
kJ ยท molโˆ’1		Standard entropy
of reaction
ฮ”rSยฐ
J ยท Kโˆ’1 ยท molโˆ’1		Standard heat
capacity of reaction
at constant pressure
ฮ”rCpยฐ
J ยท Kโˆ’1 ยท molโˆ’1
per 1 mol of
Equation
17.41.950.7โ€“
per 1 mol of
17.41.950.7โ€“
per 1 mol of
17.41.950.7โ€“
per 1 mol of
17.41.950.7โ€“
per 1 mol of
17.41.950.7โ€“

Thermodynamic data of reactants

Chemical formulaStandard enthalpy
of formation
ฮ”fHยฐ
kJ ยท molโˆ’1		Standard Gibbs
energy of
formation
ฮ”fGยฐ
kJ ยท molโˆ’1		Standard
molar entropy
Sยฐ
J ยท Kโˆ’1 ยท molโˆ’1		Standard molar
heat capacity at
constant pressure
Cpยฐ
J ยท Kโˆ’1 ยท molโˆ’1
Ca(NO3)2 (cr)-938.39[1]-743.07[1]193.3[1]149.37[1]
Ca(NO3)2 (ai)-957.55[1]-776.09[1]239.7[1]โ€“
Ca(NO3)2 (cr)
2 hydrate
-1540.76[1]-1229.11[1]269.4[1]โ€“
Ca(NO3)2 (cr)
3 hydrate
-1838.0[1]-1471.7[1]319.2[1]โ€“
Ca(NO3)2 (cr)
4 hydrate
-2132.33[1]-1713.15[1]375.3[1]โ€“
NiSO4 (cr)-872.91[1]-759.7[1]92[1]138[1]
NiSO4 (ai)-963.2[1]-790.3[1]-108.8[1]โ€“
NiSO4 (ao)-949.3[1]-803.3[1]-18.0[1]โ€“
NiSO4 (cr)
4 hydrate
-2104.1[1]โ€“โ€“โ€“
NiSO4 (cr)
6 hydrate
ฮฑ, tetragonal, green
-2682.82[1]-2224.61[1]334.47[1]327.86[1]
NiSO4 (cr)
6 hydrate
ฮฒ, monoclinic, blue
-2672.3[1]โ€“โ€“โ€“
NiSO4 (cr)
7 hydrate
-2976.33[1]-2461.83[1]378.94[1]364.59[1]
* (cr):Crystalline solid, (ai):Ionized aqueous solution, (ao):Un-ionized aqueous solution

Thermodynamic data of products

Chemical formulaStandard enthalpy
of formation
ฮ”fHยฐ
kJ ยท molโˆ’1		Standard Gibbs
energy of
formation
ฮ”fGยฐ
kJ ยท molโˆ’1		Standard
molar entropy
Sยฐ
J ยท Kโˆ’1 ยท molโˆ’1		Standard molar
heat capacity at
constant pressure
Cpยฐ
J ยท Kโˆ’1 ยท molโˆ’1
CaSO4 (cr)
insoluble, anhydrite
-1434.11[1]-1321.79[1]106.7[1]99.66[1]
CaSO4 (cr)
soluble, ฮฑ
-1425.24[1]-1313.42[1]108.4[1]100.21[1]
CaSO4 (cr)
soluble, ฮฒ
-1420.80[1]-1308.98[1]108.4[1]99.04[1]
CaSO4 (ai)-1452.10[1]-1298.10[1]-33.1[1]โ€“
CaSO4 (cr)
0.5 hydrate
macrocrystalline, ฮฑ
-1576.74[1]-1436.74[1]130.5[1]119.41[1]
CaSO4 (cr)
0.5 hydrate
microcrystalline, ฮฒ
-1574.65[1]-1435.78[1]134.3[1]124.22[1]
CaSO4 (cr)
2 hydrate
selenite
-2022.63[1]-1797.28[1]194.1[1]186.02[1]
Ni(NO3)2 (cr)-415.1[1]โ€“โ€“โ€“
Ni(NO3)2 (ai)-468.6[1]-268.5[1]164.0[1]โ€“
Ni(NO3)2 (cr)
3 hydrate
-1326.3[1]โ€“โ€“โ€“
Ni(NO3)2 (cr)
6 hydrate
-2211.7[1]โ€“โ€“464[1]
* (cr):Crystalline solid, (ai):Ionized aqueous solution

References

List of references

  1. 1
    Janiel J. Reed (1989)
    The NBS Tables of Chemical Thermodynamic Properties: Selected Values for Inorganic and C1 and C2 Organic Substances in SI Units
    National Institute of Standards and Technology (NIST)