Rock phosphate constitutes mainly of (A) Fluorapatite (B) Di-calcium phosphate (C) Mono-calcium phosphate (D) Di-ammonium phosphate

Rock phosphate constitutes mainly of
(A) Fluorapatite
(B) Di-calcium phosphate
(C) Mono-calcium phosphate
(D) Di-ammonium phosphate
by

1 Answer

Answer :

(A) Fluorapatite
by

Related questions

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Last Answer : (B) Di-calcium phosphate

Main constituent of phosphate rock is (A) Ammonium phosphate (B) Flour apatite (C) Calcium fluoride (D) Calcium phosphate

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Last Answer : Di Ammonium Phosphate  Anhydrous and dry ammonia and phosphoric acid are charged into the first reactor. About 80% neutralization is done in the first reactor. Further ammonia is added to second reactor. So conversion to ... .  Reaction NH3 + H3PO4 → NH4H2PO4 NH3 + NH4H2PO → (NH4)2HPO4

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ction of calcium Fluorapatite with sulphuric acid produces (A) Ortho-phosphoric acid (B) Simple superphosphate (C) Triple superphosphate (D) Red phosphorous

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Good quality cement contains higher percentage of (A) Tri-calcium silicate (B) Di-calcium silicate (C) Tri-calcium aluminate (D) Tetra calcium alumino ferrite

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Ultimate strength to cement is provided by (A) Tri-calcium silicate (B) Di-calcium silicate (C) Tri-calcium aluminate (D) Tetra calcium alumino ferrite

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Last Answer : Answer: Option A

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Last Answer : Answer: Option B

The constituent of cement which is responsible for all the undesirable properties of cement is (A) Di-calcium silicate (B) Tri-calcium silicate (C) Tri-calcium aluminate (D) Tetra calcium alumino ferrite

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Last Answer : Answer: Option C

The first compound which reacts with water when mixed with cement is (a) Tricalcium Aluminate (b) Tricalcium silicate (c) Di-calcium silicate (d) Teracalcium aluminate

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