Less reactive metal aluminium on heating with water produces:

Aluminium Hydroxide and Hydrogen gas

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Aluminium oxide and Hydrogen gas

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Aluminium Hydroxide, Aluminium oxide and Hydrogen gas

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None of the above

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Solution

The correct option is B Aluminium oxide and Hydrogen gas
On heating Less active metals like Ca, Zn, Mg, Al on heating with water produces Aluminium oxide and Hydrogen gas.
$2 A l + 3 H_{2} O Δ \to A l_{2} O_{3} + 3 H_{2}$

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Similar questions

1. More reactive metals occur in the combined form where is less reactive metals occur as free metal in the nature give reasons

2. mention one use of each of the following

Copper,aluminium, phosphorus and hydrogen

A metal less reactive and another metal more reactive than hydrogen are
(a) aluminium and lead (b) iron and magnesium

(F e_{2} O_{3})

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