Question

a student is using a copper strip and a strong chlorine solution in her experiment. which of these is a chemical property of one of her materials?

• density of the copper strip
• reactivity of the copper strip
• odor of the chlorine solution
• color of the chlorine solution

Explanation:

化学性质是指物质在化学反应中表现出来的性质。铜条的密度、氯溶液的气味和颜色是物理性质；铜条的反应活性是指铜与其他物质发生化学反应的能力，属于化学性质。

Answer:

reactivity of the copper strip