Question
Download Solution PDFWhich one of the following is the highest reactive metal?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDF- Potassium (K) is more reactive than sodium (Na), calcium (Ca), and iron (Fe). Hence, option 2 is correct.
- Reactivity increases down the group in the alkali metals (Group 1 of the Periodic Table).
- Order of reactivity: Potassium > Sodium > Calcium > Iron
- Potassium reacts violently with water, producing potassium hydroxide and hydrogen gas, often with flame or explosion.
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