Chemical Reactions and Equations
Quick practice
Question 1 of 5
Which pair of observations would you most likely see during the combustion of a magnesium ribbon in air ?
A
The ribbon turns black and releases blue smoke
B
A dazzling white flame and the formation of a white powder
C
Evolution of a pungent gas and no colour change
D
The metal turns into a silver liquid and then evaporates
Concepts
Chemical Reactions
Chemical Equations
Effects of Oxidation Reactions in Everyday Life
Types of Chemical Reactions
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