Question

27 ग्राम AI कितने ग्राम ऑक्सीजन के साथ पूर्ण क्रिया कर oxide
बनाता है-
(1) 24 gm. (2) 8 gm. (3) 40 gm. (4) 10 gm.​

Answer 1

Answer:

Explanation:

4Al+3O2= 2Al2O3

4 moles of aluminium react with 3mole oxygen to form 2mol aluminium oxide

1mole of aluminium react with 3/4moles of oxygen to form 2/4 moles of aluminium oxide

3/4moles of oxygen=3/4*32=24gm

Ans 24gm

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