Match the following metals with their oxidizing flame color.
Compound Flame color
$1$. $Li$ $a$. Crimson red
$2$. $K$ $b$. Violet
$3$. $Cs$ $c$. Blue

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(A) The flame colors for alkali metals are as follows:
$1$. $Li$ (Lithium) gives a crimson red flame.
$2$. $K$ (Potassium) gives a violet flame.
$3$. $Cs$ (Cesium) gives a blue flame.
Therefore,the correct matching is $1-a, 2-b, 3-c$.

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