JEE Advanced Model Paper 10 with solutions for online practice

Question : 27 of 54

Marks: +1, -0

A metal salt give blue colour in aqueous solution. When salt is fused with NA2CO3 on charcoal block it givered/brown coloured metallic residue. Another salt of same metal also provide the metallic bead during borax beadtest. Metallic bead on heating in oxidising flame provide green (hot) and blue (cold) colour. Select the correct optionsregarding the metal or its compounds