minal8946 minal8946

30-03-2021
Chemistry

contestada

when sodium metal is cut its surface become dull even they are not heated

Respuesta :

Maanshab Maanshab

30-03-2021

Explanation:

Sufficient heat is produced in the reaction to cause the Metal to heat and to ignite the hydrogen produced in the reaction. Freshly cut sodium metal has a bright, shine surface that quickly become dull as it reacts with oxygen in the air around it.

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