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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
The ph of an aqueous solution of Ba(OH)2 is 10 if the ksp of Ba(OH)2 is 1*10^-9 then the concentration of Ba+2 ions in the aqueous solution is Ans) [OH(-)] = 10^(-4) 2.
what color about s-block oxide
The nucleus of an element contains 9 protons. Its valency would be : (1) 1 (2) 3 (3) 2 (4) 5 Ans: 1
Match the compounds below with the type of bonding each predominately exhibit. Question 3 options: NaCO3 NaBr SOCl2 CH4 1. ionic bonding 2. covalent bonding
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During a flame test why is calcium''s flame not persistent, while that of strontium is? Ans) Because it does not have many ions as compared to the Strontium. It is the ions whic
PFEFFER METHOD
deffination and example
what the uses of NH4Cl,NH4OH and HCL,H2S in qualitative analysis?
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