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NCHMCT JEE 2024 Solved Paper

Question : 72 of 200

Marks: +1, -0

Which of the following metals is most reactive ?

Solution:

Concept:

Reactivity of metals follows the reactivity series; alkali metals like sodium are highly reactive.

Explanation:

Among the given metals, sodium (

\mathrm{Na}

) is an alkali metal and is much more reactive than aluminium, zinc, and copper.

Reactivity order:

\mathrm{Na} > \mathrm{Al} > \mathrm{Zn} > \mathrm{Cu}

Answer:

A. Sodium

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