In a flame test for calcium, the flame appears
-
A.
green when viewed through a blue glass -
B.
blue when viewed through a blue glass -
C.
orange -red when viewed through a blue glass -
D.
brick-red when viewed through a blue-glass
Correct Answer: Option A
Explanation
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.