3 parts of powdered AL and 1 part of `Fe_(2)O_(3)` 1 parts of powdered Al and 3 part of `Fe_(2)O_(3)` 1 parts of powdered Al and 1 part of `Fe_(2)O_(3)` 2 parts of powdered Al and 1 part of `Fe_(2)O_(3)`
Solution :Thermite is a mixture of 3 parts (by WEIGHT) `Fe_(2)O_(3)` and 1 part (by weight) aluminium powder.