A Chemical reaction does not involvea.Rearrangement of the atoms of reactants to form new productsb.Changing of the atoms of one element into those of another element to form new productsc.Formation of new substances having entirely different properties than that of the reactantsd.Breaking of old chemical bonds and formation of new chemical bondsClear my choiceQuestion 3Not yet answeredMarked out of 1.00Flag questionQuestion text
Question
A Chemical reaction does not involvea.Rearrangement of the atoms of reactants to form new productsb.Changing of the atoms of one element into those of another element to form new productsc.Formation of new substances having entirely different properties than that of the reactantsd.Breaking of old chemical bonds and formation of new chemical bondsClear my choiceQuestion 3Not yet answeredMarked out of 1.00Flag questionQuestion text
Solution
The correct answer is b. Changing of the atoms of one element into those of another element to form new products.
In a chemical reaction, the atoms of the reactants rearrange to form new products, but they do not change into atoms of another element. The identity of an atom is determined by the number of protons in its nucleus, and this number does not change in a chemical reaction. Therefore, the atoms of one element cannot change into those of another element in a chemical reaction.
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Which one of the following statements correctly describes a chemical reaction?When compounds in atoms are rearranged but don’t form a new substance.When atoms in elements or compounds are rearranged to form a new substance.When elements in atoms are rearranged to form a new substance.When atoms in elements or compounds are rearranged but don’t form a new substance.I DON'T KNOWSUBMIT ANSWER
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