17
QuizMultiple Choice

Unit Test — Unit test

Question 17 • 2025-2026_MDCPS_2003345_Chemistry_1_A-CR

Which statement describes a chemical reaction?

Answer
A
Atoms in the products are rearranged to form new substances.
B
Atoms in the reactants are rearranged to form new substances.
C
Atoms in the products change into new atoms to form new substances.
D
Atoms in the reactants change into new atoms to form new substances.

Explanation

In a chemical reaction, atoms from the reactants are rearranged as chemical bonds break and new bonds form. This produces new substances while the atoms themselves remain the same. Therefore, the correct statement is “Atoms in the reactants are rearranged to form new substances.”

AI-written and checked against the verified answer.

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