Which of the Conditions Given Is Necessary for a Chemical

question 77

Multiple Choice

Which of the conditions given is necessary for a chemical reaction to occur?

• A)The molecules of the reacting chemicals must be in motion.
• B)The molecules of the reacting chemicals must bump into each other.
• C)The molecules of the reacting chemicals must be of opposite charges.
• D)The molecules of the reacting chemicals must be at different charges.

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