Failed to connect to MySQL: Access denied for user 'examnext_online'@'localhost' (using password: YES) Sodium gives blue colour with `NH_3` solution, this blue colour is due to - Sarthaks eConnect

Sodium gives blue colour with `NH_3` solution, this blue colour is due to:

Ammoniated `Na^+`

Ammoniated `Na^Theta`

Ammoniated `e^-`

`Na^+`/`Na^Theta` pair