In the reaction ${B_2}{O_3} + C + C{l_2} \to A + CO.$ The $A$ is
$BC{l_3}$
$BC{l_2}$
${B_2}C{l_2}$
$CC{l_2}$
Boron form covalent compound due to
Boron cannot form which one of the following anions ?
Colour of the bead in borax bead test is mainly due to the formation of
The incorrect order of $1^{st}$ $IP$ of the elements is
Which of following salt does not give borax bead test