$A{l_2}{O_3}$ formation involves evolution of a large quantity of heat, which makes its use in
$A{l_2}{O_3}$ formation involves evolution of a large quantity of heat, which makes its use in
- A
Thermite welding
- B
Indoor photography
- C
Confectionary
- D
Deoxidiser
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Boron forms $BX_3$ type of halides. The correct increasing order of Lewis-acid strength of these halides is
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Maximum number of atoms which are present in one plane of $H_3BO_3$?
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Which of the following form dimeric halides
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In the purification of bauxite by Hall's process
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Aluminium chloride exists as dimer, $Al_2Cl_6$ in solid state as well as in soluiton of non-polar solvents such as $C_6H_6.$ When dissolved in water it gives :
Aluminium chloride exists as dimer, $Al_2Cl_6$ in solid state as well as in soluiton of non-polar solvents such as $C_6H_6.$ When dissolved in water it gives :