11 C-------------- St 1 true..... 2 false
2 C-------------- St 1 true..... 2 false
1. Statement-I : The sum of mole fraction of all the components of a solutioin is unity.
Statement-II : Mole fraction is temperature dependent.
2. Statement-I : Decrease in free energy comes spontaneons reaction.
Statement-II : Spontaneous reactions are exothermic.
3. Statement-I : Molar conductance of an electrolyte increases with dilution.
Statement-II : Ions move faster in dilute solution.
4. Statement-I : Cuprous salts are diamagnetic.
Statement-II : Cu+ ion has filled d-subshell.
5. Statement-I : Phenol undergos kolbey's reaction but Ethanol does not.
Statement-II : Phenoxide ion is more basic tham ethoxide.
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10 Answers
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6for no.3 i thnkk statement 1 is true......is it?
13 strong electrolytes ............decreases
weak electrolytes................increases
395) I is correct.
Phenoxide ion is a delocalised source of electrons, making it harder to participate in acid base reactions than ethoxide. So II is FALSE.