Answer the following questions based on HSAB theory. If using Fajans Rules, give the rule number...

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Chemistry

Answer the following questions based on HSAB theory. If usingFajans Rules, give the rule number and explain why it applies.
1. Explain why aluminum perchlorate is less soluble thanaluminum cyanide. This is unusual since perchorates tend to be verysoluble.
2. Explain why the Ksp for FeBr2 is 4.1 x 10â€“4 and the Ksp forFeF2 is 3.2 x 19â€“7.
3. Explain why the Ksp for Fe(OH)3 is 1.2 x 10â€“36 and the Kspfor Fe(OH)2 is 7.8 x 10â€“16.
4. Explain why VS is more soluble than NiS.

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According to HardSoft acid base HSAB theory hard acids form more stable compounds with hard bases and soft acids form more stable compounds with soft bases Hard acids These are having less size and more charge Hard acids also having less polarizability Eg H Li Na K Mg2 Al3 Fe3 etc Soft acids See Answer

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