1.

A chemistry student trying to detect the metallic ion in a salt, makes a paste on a clean platinum wire loop of the salt with concentrated with HCl. When he takes a small amount of this paste and keeps it in a non-luminous Bunsen flame,t he colour of the flame changes to grassy green. he should, therefore, conclude that the metal is

Answer»

Barium
Calsium
Potassium
Strontium

Solution :Ba' GIVES CHARACTERISTIC GREEN flame in BUNSEN burner.


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