Phosphoric acid is produced in wet process from phosphate rock and (A) Dilute H2SO4 (B) Concentrated H2SO4 (C) Concentrated NHO3 (D) Concentrated HCl

Phosphoric acid is produced in wet process from phosphate rock and
(A) Dilute H2SO4
(B) Concentrated H2SO4
(C) Concentrated NHO3
(D) Concentrated HCl
by

1 Answer

Answer :

(A) Dilute H2SO4
by

Related questions

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Lead pipes are not safe for carrying drinking water, because water, containing dissolved oxygen attacks lead thereby forming poisonous Pb(OH)2 . Lead pipes are readily corroded by (A) Dilute HCl (B) Acetic acid (C) Concentrated H2SO4 (D) None of these

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Reaction of phosphate rock with 98% H2SO4 produces (A) Ortho-phosphoric acid (B) Superphosphate (C) White phosphorous (D) None of these

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Reaction of dilute sulphuric acid with phosphate rock produces (A) Phosphoric acid (B) Superphosphate (C) Triple superphosphate (D) Gypsum

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In the manufacture of ortho-phosphoric acid by strong H2SO4 leaching wet process, keeping the reactor temperature above 100°C, results in the formation of undesirable (A) CaSO4 .½ H2O and CaSO4 crystals (B) Pyrophosphoric acid (C) Meta-phosphoric acid (D) All (A), (B) and (C)

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