Q.

Incorrect set among the following about the  reaction of oxide with water and nature of solution is

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a

Na2O + H2O → 2NaOH, basic

b

Al2O3 + 3H2O → 2Al(OH)3, Neutral

c

Cl2O7 + H2O → 2HClO4, acidic

d

SO3 + H2O → H2SO4,aidic

answer is B.

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Detailed Solution

Al(OH)3 is amphoteric.
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