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Allotropes of Sulphur

predict the f...

Question

predict the formulae of compounds formed by the following pairs of elements:
(1) Silicon and Fluorine
(2) Aluminium and Phosphorus

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Solution

(1) Si reacts with F to form SiF₄.(Silicon tetrafluoride)

(2) Aluminium and P does not react directly but Al get dissolves in phosphoric acid to form Aluminium phosphate.
AlPO₄

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Allotropes of Sulphur

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