Which of the following cation can not give borax bead test ?
$Cr^{3+}$
$Co^{2+}$
$Ag^+$
$Mn^{2+}$
$Ag^+$ ion can not give borax bead test because formed silver metaborate $AgBO_2$ is white/ colourless.
Which one of the following is correct statement
Consider the compounds, $BCl_3$, and $CCl_4$ How will they behave with water ? Justify.
Give increasing order of group $13$ elements for atomic radius.
Explain physical characteristic of group $13$ elements.
When borax is heated with $CoO$ on a platinum loop, blue coloured bead formed is largely due to
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