Q.

Sodium - Potassium pump consumes about 'x' kg of ATP per 24 hours in a resting human. (x10100kg) of CaCO3 is used in the following sequence of reactions.
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Consideration:
a) CaCO3  undergoes decomposition completely (100% yield) and percentage yield is 100% in every reaction of above sequence.
b) G contains metal ion, anion 'I' is anion of G
c) D  +NaOH510  atm1502000C  X 
Which of the following is/are correct :

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a

'A' requires 1.5 moles of carbon in which 1 mole of carbon is reduced and 0.5 mole of carbon is oxidised in the above reaction.

b

B, F and I are iso structural & B & I are also iso electronic

c

500ml of 1M NaOH is needed to absorb D completely.

d

250ml of 4M NaOH is needed to absorb B completely.

answer is A, B, C, D.

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Detailed Solution

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x=15nCaCO3=(1510)100×1000100=0.5mol(A)=CaO    (B)=CO2   (C)=CaC2     (D)=CO    (E)=Ca(OH)2    (F)=C2H2     (G)=CaCN2   (H)=C     (I)=CN22

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Sodium - Potassium pump consumes about 'x' kg of ATP per 24 hours in a resting human. (x−10100kg) of CaCO3 is used in the following sequence of reactions.Consideration:a) CaCO3  undergoes decomposition completely (100% yield) and percentage yield is 100% in every reaction of above sequence.b) G contains metal ion, anion 'I' is anion of Gc) D  + NaOH→5−10  atm150−2000C  X Which of the following is/are correct :