Which of the following sublimes on heating?
Which of the following sublimes on heating?
- A
$Al_2O_3$
- B
$Al(OH)_3$
- C
$(AlH_3)_n$
- D
$(AlCl_3)_n$
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- [AIPMT 1989]
$BO_3$ unit in boric acid possess which type of bond ?
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The function of fluorspar in the electrolytic reduction of alumina dissolved in fused cryolite $(Na_3AlF_6)$ is :
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