Questions
18 grams of Aluminium is heated with 8 grams of Oxygen to form Alumina. The weight of excess reagent left is
detailed solution
Correct option is A
GEW of Al = 9 gGEW of O2= 8 g;8 grams of Oxygen require 9 grams of Al.Weight of Al left = 9 g ;Alternate method:4Al4×27 g + 3O23×32 g → 2Al2O3 X g 8 g X= 8×4×273×32=9 g ; Weight of excess Al =18-9 g=9 g ;Similar Questions
5 moles of x and 9 moles of y will produce
Get your all doubts cleared from
Sri Chaitanya experts
799 666 8865
support@infinitylearn.com
6th Floor, NCC Building, Durgamma Cheruvu Road, Vittal Rao Nagar, HITEC City, Hyderabad, Telangana 500081.
JEE Mock Tests
JEE study guide
JEE Revision Notes
JEE Important Questions
JEE Sample Papers
JEE Previous Year's Papers
NEET previous year’s papers
NEET important questions
NEET sample papers
NEET revision notes
NEET study guide
NEET mock tests