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Mais de Mithil Fal Desai (20)
Bohrn lande equation
- 2. Born-Lande equation
U=
𝑁0
𝐴𝑍
+
𝑍
−
𝑒2
4Πε0
𝑟0
(1 −
1
𝑛
)
𝑁0 = Avogadro’s constant 6.023 X 1023
A = Madelung constant (NaCl-1.74756, CsCl-1.76267)
Z+/Z-= Charges on cation & anion
𝜀0 = vacuum permittivity- 8.85 x 10-12 C2 m-1 J-1
𝑒 = fundamental charge- 1.602176634 × 10−19 C
𝑟𝑜 = equilibrium interionic distance in m
n = Born exponent (5 and 12)