Some Basic Concepts Of Chemistry Question 219

Question: If 112 moles of oxygen combine with Al to form Al2O3 the weight of Al used in the reaction is (Al=27) [EAMCET 1980]

Options:

A) 27 g

B) 54 g

C) 49.5 g

D) 31 g

Show Answer

Answer:

Correct Answer: B

Solution:

2Al+32O2Al2O3

According to equation 32 mole of O2 combines with 2 mole Al. 2 mole Al = 54gm



NCERT Chapter Video Solution

Dual Pane