Failed to connect to MySQL: Access denied for user 'examnext_online'@'localhost' (using password: YES) Which of the following cation gives coloured bead in borax bead test - Sarthaks eConnect
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Which of the following cation gives coloured bead in borax bead test

A.

`Ag^+`

B.

`Cu^(+2)`

C.

`Al^(+3)`

D.

`Cd^(+2)`