The kind of change that took place in the combination of sulfuric acid and sugar in this question is Chemical change.
- Chemical change can be regarded as one that take place when substance combines with another substance, and after the reaction there us formation of nee products
- In this process, one of the substance could decomposed into another substance.
- Some other reactions involving chemical change are;
- When iron Rust in presence of moisture as well as oxygen.
- When wood is burn
- when a milk become curd
- Physical change can be regarded as type of change whereby there is no new product formed after the reaction.
- When sulfuric acid and sugar reaction there is always release of some gases, these gases can be seen as new product.
- The column will also be black signify presence of Carbon dioxide which is a new product too, hence it is a chemical change.
Therefore, the correct option is chemical change since there are new products formed
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