Explain briefly any 3 reactions by which you would be able to arrange the metals sodium, calcium and copper in a
decreasing order of their reactivity.
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Answer:
Group 1A (or IA) of the periodic table are the alkali metals: hydrogen (H), lithium (Li), sodium (Na), potassium (K), rubidium (Rb), cesium (Cs), and francium (Fr). These are (except for hydrogen) soft, shiny, low-melting, highly reactive metals, which tarnish when exposed to air.
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Answer:
K K+ reacts with water
Na Na+ reacts with water
Li Li+ reacts with water
Explanation:
K K+ reacts with water
Na Na+ reacts with water
Li Li+ reacts with water
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