First slide

13th group or boron group

Question

Thermite is a mixture of X parts of $F e_{2} O_{3}$ and Y parts of Al powder then X and Y are respectively ____?

Moderate

A

3,1
B

3,2
C

1,1
D

2,3

Solution

Thermite mixture = 1 : 3 ratio of Al powder and $F e_{2} O_{3}$

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