define chemical reaction and specify reactant and product with example
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In a chemical reaction, substances (elements and/or compounds) called reactants are changed into other substances (compounds and/or elements) called products. ... A number of clues show that a chemical reaction has taken place, for example: Something new is visibly produced. A gas is created.
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Answer: it is a process in which one or more substances forms new substances.
Reactants:-who take part in a chemical reaction.
Product:-the substance which are formed in a chemical reaction.
For example- when magnesium ribbon burnt in air(oxygen) gives magnesium oxide.here,oxygen is recatant and product is magnesium oxide.
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