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A laboratory reagent imparts green colou...

A laboratory reagent imparts green colour to the flame. On heating with solid `K_(2)Cr_(2)O_(7)` and conc. `H_(2)SO_(4)` it evolves a red gas. Identify the reagent .

A

`CaCl_(2)`

B

`BaCl_(2)`

C

`CuCl_(2)`

D

None of these

Text Solution

AI Generated Solution

To solve the problem, we need to identify the laboratory reagent that imparts a green color to the flame and evolves a red gas when heated with solid \( K_2Cr_2O_7 \) and concentrated \( H_2SO_4 \). ### Step-by-Step Solution: 1. **Identify the Flame Color**: - The question states that the reagent imparts a green color to the flame. Among the given options: - \( CaCl_2 \) imparts a brick red color. - \( BaCl_2 \) imparts a green color. ...
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