In a flame test for calcium, the flame appears
...In a flame test for calcium, the flame appears
green when viewed through a blue glass
blue when viewed through a blue glass
orange -red when viewed through a blue glass
brick-red when viewed through a blue-glass
Correct answer is A
When a Calcium compound is held in a non-luminous Bunsen flame and viewed directly with the naked eye, it is seen as brick red,then as light green as seen through blue glass.
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