Question

why magnesium ribbon should be cleaned before burning in air?​

Answer 1

Answer:

Magnesium ribbon should be cleaned with sandpaper before burning in the air. ... To remove the Magnesium oxide layer from the ribbon which may prevent or slow down the burning of magnesium ribbon. Unwanted impurities deposited on the magnesium ribbon can be removed and only pure magnesium can be used for the reaction.

Answer 2

Answer:

Magnesium ribbon cleaned before burning because it contains magnesium oxide that is stop burning that's why before burning we have to clean with sand paper .

HOPE IT WILL HELP YOU IF IT DOES SO MARK THIS AS A BRAINLIEST ANSWER AND YOU CAN FOLL.. ME TOO :-)