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Basicity of H3 PO3 in 2NaOH + H3 PO3 to ...

Basicity of `H_3 PO_3` in `2NaOH + H_3 PO_3 to Na_2 HPO_3 + 2H_2 O ` is

A

3

B

1

C

2

D

None of the above

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The correct Answer is:
C
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Calculate the moles of NaOH required to neutralize the solution produced by dissolving 1.1 g P_(4)O_(6) in water. Use the following reactions: P_(4)O_(6) + 6H_(2)O to 4H_(3)PO_(3), 2NaOH + H_(3)PO_(3) to Na_(2)HPO_(3) + 2H_(2)O (At. Mass/g mol^(-1) P=31, O=16).

Draw the structure of a) PCl_5 b) H_3 PO_3

a] Write the chemical name of absolute alcohol. b] Identify A, B, X, and Y in the reaction sequence: i] CH_3CH_2OH overset(KMnO_4 + KOH)(rarr) A + H_2O ii] CH_3CHOH + A overset("conc". H_2SO_4)(rarr) B + H_2O iii] B + NaOH to X + CH_3CH_2OH iv] A + NaHCO_3 rarr CO_2 + Y + H_2O .

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

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