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The value of Henry's constant KH is ______.
Concept: undefined >> undefined
Which of the following factor(s) affect the solubility of a gaseous solute in the fixed volume of liquid solvent?
(a) nature of solute
(b) temperature
(c) pressure
(i) (a) and (c) at constant T
(ii) (a) and (b) at constant P
(iii) (b) and (c) only
(iv) (c) only
Concept: undefined >> undefined
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Sodium salt of benzene sulphonic acid on fusion with caustic soda gives ____________.
Concept: undefined >> undefined
Which of the following will not form phenol or phenoxide?
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Isomerization of glucose produces ____________.
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Which of the following statement is correct about fructose?
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The sugar present in fruits is ____________.
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The sugar present in honey is ____________.
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Which of the following is the sweetest sugar?
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Edge length of unit cell of chromium metal is 287 pm with a bcc arrangement. The atomic radius is of the order:
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The edge length of fcc cell is 508 pm. If the radius of cation is 110 pm, the radius of anion is:
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The density of a metal which crystallises in bcc lattice with unit cell edge length 300 pm and molar mass 50 g mol−1 will be:
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An element with atomic mass 100 has a bcc structure and edge length 400 pm. The density of element is:
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Solubility of gases in liquids decreases with rise in temperature because dissolution is an ______.
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All elements of Group 15 show allotropy except ______.
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The percentage of empty space in a body centred cubic arrangement is ______.
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Match the type of unit cell given in Column I with the features given in Column II.
| Column I | Column II |
| (i) Primitive cubic unit cell | (a) Each of the three perpendicular edges compulsorily have the different edge length i.e; a ≠ b ≠ c. |
| (ii) Body centred cubic unit cell | (b) Number of atoms per unit cell is one. |
| (iii) Face centred cubic unit cell | (c) Each of the three perpendicular edges compulsorily have the same edge length i.e; a = b = c. |
| (iv) End centred orthorhombic cell | (d) In addition to the contribution from unit cell the corner atoms the number of atoms present in a unit cell is one. |
| (e) In addition to the contribution from the corner atoms the number of atoms present in a unit cell is three. |
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Value of Henry’s constant KH ______.
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KH value for \[\ce{Ar(g)}\], \[\ce{CO2(g)}\], \[\ce{HCHO (g)}\] and \[\ce{CH4(g)}\] are 40.39, 1.67, 1.83 × 10–5 and 0.413 respectively. Arrange these gases in the order of their increasing solubility.
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