Author Question: What is not an appropriate method of making phosphoric acid? (Read 43 times)

D2AR0N · **on:** Feb 15, 2020

Question 1

What is not a characteristic of white phosphorus?
◦ It has a low melting point (44°C).
◦ It bursts into flames when exposed to air, thus it is stored under water.
◦ At temperatures less than 0°C it is converted to red phosphorus.
◦ It is soluble in nonpolar solvent such as carbon disulfide CS2.

Question 2

What is not an appropriate method of making phosphoric acid?
◦ PCl5(s) + 4 H2O(l) → H3PO4(aq) + 5 HCl(aq)
◦ P4(s) + 16 H2O(l) → 4 H3PO4(aq) + 2 H2(g)
◦ P4O10(s) + 6 H2O(l) → 4 H3PO4(aq)
◦ PH3(g) + 2 O2(g) → H3PO4(l)

Shshxj · **Reply #1 on:** Feb 15, 2020

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