QQuestionChemistry
QuestionChemistry
What is the activity series of metals?
A. A list of metals arranged in order of atomic number
B. A list of metals arranged in order of electronegativity
C. A list of metals arranged in order of reactivity
D. A list of metals arranged in order of oxidation state
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Answer
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Step 1:I'll solve this problem step by step:
Step 2:: Understanding the Activity Series
The activity series is a list of metals arranged in order of their chemical reactivity. This means the metals are ranked based on their tendency to undergo chemical reactions, particularly oxidation and displacement reactions.
Step 3:: Characteristics of the Activity Series
- Metals at the top of the series are the most reactive - Metals at the bottom of the series are the least reactive - A more reactive metal can displace a less reactive metal from its compounds
Step 4:: Analyzing the Given Options
D. $$\text{Oxidation state}$$ - This describes the charge of an atom after losing or gaining electrons, but doesn't fully capture reactivity
B. \text{Electronegativity} - This measures an atom's ability to attract electrons, but doesn't directly indicate reactivity
Step 5:: Identifying the Correct Answer
The activity series is specifically a list of metals arranged in order of their reactivity.
Final Answer
A list of metals arranged in order of reactivity Key Insight: The activity series is crucial in predicting chemical behavior, particularly in displacement reactions where more reactive metals can replace less reactive metals in chemical compounds.
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