Phosphoric acid is prepared by reaction of _________ with boiled water.

phosphorus pentaoxide

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

magnesium pentaoxide

No worries! We‘ve got your back. Try BYJU‘S free classes today!

phosphorus oxide

No worries! We‘ve got your back. Try BYJU‘S free classes today!

phosphorus dioxide

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A phosphorus pentaoxide
Phosphoric pentoxide is a dehydrating agent as indicated by exothermic nature of its hydrolysis.

$P_{4} O_{10} + {6 H}_{2} O \to 4 H_{3} {P O}_{4} + 177 k J$

Option A is correct.

Suggest Corrections

Similar questions

Chlorine is prepared in the laboratory by treating manganese dioxide (MnO₂) with aqueous hydrochloric acid according to the reaction

4HCl₍_aq₎ + MnO₂₍_s₎ → 2H₂O₍_l₎ + MnCl₂₍_aq₎ + Cl₂₍_g₎

How many grams of HCl react with 5.0 g of manganese dioxide?

Phosphoric acid is a type of

Join BYJU'S Learning Program