How many statements are correct?
1.Prismatic borax has 10 water molecules
2.Borazine undergoes hydrolysis at very high T and gives ammonia and boric acid
3.Pyrosilicates contains two units of $S i O_{4}^{- 4}$
4.SnS is soluble in yellow ammonium sulphide and its basic in nature
5. Red lead is $P b_{3} O_{4}$
6. Nitrogen di oxide is a mixed anhydride.
7. As per VSEPR the shape of $N O_{2}^{+}$ is Linear.
8.If the difference in Electronegativity is 1.9, then the compound is equally ionic and covalent.

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Detailed Solution

option 4 is wrong-.SnS is soluble in yellow ammonium sulphide and its acidic in nature.

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