Question

why magnesium ribbon is choosen and not magnesium rod?​

Answer 1

Answer:

The higher surface area of the magnesium ribbon provides increased exposure to more nitrogen molecules and thus ensuring complete burning of magnesium. In case of a rod, the magnesium nitride powder if formed would deposit on the surface of the rod and would hinder the progress of the reaction.

Answer 2

The reasons as to why we choose a magnesium ribbon over a magnesium rod for burning experiments are: ... The higher surface area of the magnesium ribbon provides increased exposure to more nitrogen molecules and thus ensuring complete burning of magnesium.

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