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Chemical formula for calcium pyrophosphate is ca2, P2O1. The formula for ferric pyrophosphate will be:
(1) Fe3(P2O1)3
(2) F24, P4, O14
(3) Fe4(P2O7)3
(4) Fe3Po4
Ans: Fe4(P2O7)3
Calculate the free energy change of following reaction at298 kelvin H2+I2=2HI if the enthalpy change is 51.8816kj and the entropy change is 166.15j is this reaction thermodyanamica
The electron density between 1s and 2s orbital is : (1) High (2) Low (3) Zero (4)None of these Ans:Zero
Ask question #Minimuuses of nitoalkanem 100 words accepted#
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Classify each reaction and give the name of all the chemical formula involved for each number. 1. Na2CO3(s) + SiO2(s) ? Na2SiO3(l) + CO2(g) 2. 2 Mg(NO3)2(s) ? 2 Mg(NO2)2(s) + O2
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For ns orbital, the magnetic quantum number has value: (1) 2 (2) 4 (3) - 1 (4) 0 Ans:0
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