Number of sulphate ions produced in an aqueous solution containing 1 mole of Potash alum is
6.023×1024
4.8184×1024
2.4092×1024
1.2046×1024
K2SO4.Al2SO43.24H2O....Potash Alum ; K2SO4.Al2SO43.24H2O1mole⇌2K+2 moles+2Al3+2 moles+4SO42-4 moles+24H2O ; 1 mole ion or 1 gram ion=NA ions=6.023×1023 ions ; Total ions/mole=8NA ; K+ions/mole=2NA; Al3+ions/mole=2NA; SO42-ions/mole=4NA;