What is the basicity of H(3)PO(4)?...

What is the basicity of `H_(3)PO_(4)`?

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What is the sum of basicity of H_(3)PO_(4),H_(3)PO_(3),H_(3)PO_(2),H_(3)BO_(3),(COOH)_(2),H_(2)S_(2)O_(8),H_(2)SO_(4),H_(2)SO_(3),H_(2)CO_(3),H_(2)S and H_(4)P_(2)O_(5) ?

What is the n-factor for H_(3)PO_(4) in the reaction 2NaOH+H_(3)PO_(4)rarr Na_(2)HPO_(4)+2H_(2)O ?

The normality of 1.5M H_(3)PO_(4) is-

The pH of blood is 7.4 . What is the ratio of [(HPO_(4)^(2-))/(H_(2)PO_(4)^(-))] in the blood. pK_(a)(H_(2)PO_(4)^(-))=7.1

The true statement of the acids of phosphorus H_(3)PO_(2),H_(3)PO_(3) and H__(3)PO_(4) is :

K_(a1),K_(a2),K_(a3) values for H_(3)PO_(4) are 10^(-3),10^(-8) and 10^(-12) respectively .If K_(w)(H_(2)O)=10^(-14) then , (i) What is dissociation constant of HPO_(4)^(2-) ? (ii) What is K_(b) of HPO_(4)^(2-) (iii) What is K_(b) of H_(2)PO_(4)^(-) ? (iv) What is order of K_(b) of Po_(4)^(3-)(K_(b_(3))),HPO_(4)^(2-)(K_(b_(2))) and H_(2)PO_(4)^(-)(K_(b_(1))) ?

Calculate equivalent weight of H_(3)PO_(4) and Ca(OH)_(2) on the basis of given reaction. H_(3)PO_(4)+ NaOH to NaH_(2)PO_(4)+ H_(2)O Ca(OH)_(2)+ HCL to Ca(OH)CL+ H_(2)O

ICSE-P-BLOCK ELEMENTS-EXERCISE (PART-I)(OBJECTIVE QUESTIONS)(FILL IN THE BLANKS)

H3PO3 is a................ Basic acid.
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When .............. Is heatd with .......... Phosphine is obtained.
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What is the basicity of H(3)PO(4)?
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Phosphorus pentoxide reacts with nitric acid to form.
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The electronic configuration of group VIA or group 16 elements is........
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In gruop VIA or group 16, Polonium is metallic while all other element...
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The various oxidation states of sulfur are ........... While those of ...
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The molecular formula of oxygen at ordinary temperature is .......... ...
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Out of the elements in VIA (16) group ........ Exhibits the property o...
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Oxidation state of oxygen is + 1 in .......... And +2 in ,.......
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The hydride of sulfur is.......... Volatile than that of oxygen .
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The various fluorides formed with sulfur are .........., and with tell...
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Hydrogen fluoride is a........acid.
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Chlorine element has +7 oxidation state in.......and + 1 in.......
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Among the oxyacids of halogens, the one with high percentage of oxygen...
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The higher value of bond energy for chlorine molecule than that of flu...
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Sulfur forms......with fluorine.
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The oxidation state of bromine inBrO2 and HBrO3 are ....... and .........
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Which halogen has highest value of electron gain enthalpy?
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Compounds formed by the union of two different halogens are called.......
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