Q.
Statement I : Al liberates hydrogen gas with both NaOH and HClStatement II : Al is amphoteric metal
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a
Both Statements are true
b
Statement I is true Statement II is false
c
Statement I is false and Statement II is true
d
Both Statements are false
answer is A.
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Detailed Solution
"Al" shows amphoteric nature,since it reacts with both acids and bases.2Al + 6HCl →2AlCl3 + 3H22Al + 2NaOH + 2H2O →2NaAlO2 +3H2Therefore statement-I and statement-II are true
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