Engineering
Chemistry
Solubility Chart

Question

Salt (X) gives white ppt. with BaCl2 which is insoluble in conc. HNO3 and conc.HCl.  Salt (X) on reaction with NaOH in presence of H2O2 gives green solution (Y) which on acidification turns into purple coloured compound (Z).

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Linked Question 1

The ratio of p bonds in compound (Y) and (Z) respectively is

2 : 3

3 : 4

3 : 2

3 : 3

Solution
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Linked Question 2

Compound (Y) is

Paramagnetic with one unpaired electron

Paramagnetic with four unpaired electrons.

Paramagnetic with two unpaired electron

Diamagnetic

Solution
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Y = +6Na2MnO4
= d1 (paramagnetic with 1 unpaired electron)

Linked Question 3

Anions of compounds X, Y and Z are :

Square planar    Tetrahedral        Square planar

Square planar     Square planar        Square planar 

Tetrahedral     Tetrahedral         Tetrahedral 

Tetrahedral         Square planar         Square planar

Solution
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No Solution