why is second ionisation enthalpy of ca is more than its first ionisation enthalpy
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the second ionization enthalpy of calcium is higher than the first ionization enthalpy and yet calcium forms cacl2, why? 1. This is because,when Ca2+ combines with 2 Cl- ions,the lattice energy released is large enough to compensate the second and first ionisation energy of Ca.
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this is because ,when ca ^2+ combines with 2 cl_ions,the lattice energy is release is large enough to compensate the sencond and first ionisation enthalpy of ca.
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