JEE Questions for Chemistry Solutions Quiz 11 - MCQExams.com

The phase diagram for the pure solvent (solid lines, and the solution (non- stable solute) (dashed lines) are recorded below:
The quantity indicated by L in the figure is
Chemistry-Solutions-7155.png
  • ∆P
  • ∆Tf
  • Kfm
  • Kbm
Which of the following possesses physical state of solute and solvent are liquid and solid respectively ?
  • solution of sugar in water
  • zinc amalgam
  • solution of Naphthelene in benzene
  • brass
Which of the following is an example of solid solution ?
  • interstitial compound of hydrogen and Pd
  • WC
  • Zn / Hg
  • Given all
Which of the following pair of solution having same physical state of solute ?
  • homogenous mixture of chloroform in N2 gas, solution of CO2 in water
  • brass, sodium amalgam
  • homogenous mixture of camphor in N2 gas, solution of H2 gas in Pd metal
  • moist air, solution of ethanol in water
Which of the following pair of solution having same physical state of solvent ?
  • homogenous mixture of chloroform in N2 gas, solution of CO2 in water
  • brass, solution of salt in water
  • homogenous mixture of camphor in N2 gas, moist air
  • solution of H2 gas in Pd metal, solution of ethanol in water
Which of the following pair of solution having different physical state of solute ?
  • homogenous mixture of chloroform in N2 gas, solution of CO2 in water
  • brass, homogenous mixture of camphor in N2 gas
  • sodium amalgam, moist air
  • solution of H2 gas in Pd metal mixture of N2 and O2
Which of the following pair of solution having different physical state of solvent ?
  • homogeneous mixture of N2 gas in chloroform, mixture of N2 and O2
  • brass, solution of H2 gas in Pd metal
  • sodium amalgam, solution of urea in water
  • solution of CO2 in water, solution of Naphthelene in benzene
Which of the following compound possesses maximum solubility in water ?
  • pentan – 1 - ol
  • Pentane – 2, 3 – diol
  • pentane – 1, 2, 3 – triol
  • Pentane – 1, 2, 3, 4 – tetraol
Which of the following given compound is least soluble in water ?
  • Hexan – 1 – ol
  • glycerol
  • Propane – 1, 3 – diol
  • ethylene glycol
To convert morality into which of the following unit of concentration, does not require density of the solution ?
  • molality
  • normality
  • mole-fraction
  • % w/w
To convert molality into which of the following unit of concentration require density of the solution ?
  • percentage weight by weight
  • percentage by volume
  • mole-fraction
  • given all
Which of the following unit of concentration does not depend on temperature ?
  • formality
  • molarity
  • molality
  • normality
Which of the following unit of concentration depends on temperature ?
  • molality
  • normality
  • mole-fraction
  • given all
What would be the formality of solution prepared by dissolving 9.48 gm. Potash-alum dissolved in 5 litre water ? [M.W of Potash-alum = 948 gm/mole]
  • 0.04 F
  • 0.02 F
  • 0.002 F
  • 0.004 F
What quantity of potash-alum is required to prepare 500ml solution having strength 1.5 F
  • 711gm
  • 355.5 gm
  • 35.55 gm
  • 71.1 gm
What would be the concentration in % w/v of aqueous solution in which 80 ml ethanol is dissolved in 4 lt. Solution ?
  • 4% v/v
  • 10% v/v
  • 2% v/v
  • 8% v/v
What would be the volume of acetone required to prepare 10% v/v acetone solution in 5 lt. Solution ?
  • 50 ml
  • 5 ml
  • 100 ml
  • 500 ml
15 % w/v solution of sugar is prepared by dissolving 1200 gm sugar in water, then, what would be the volume of the solution ?
  • 8000 ml
  • 4 lt
  • 800 ml
  • 5000 ml
0.004 gm O2 is dissolved in an aqueous solution of 50 litre, then, what would be the ppm of solution by weight-volume ?
  • 0.04
  • 0.008
  • 0.004
  • 0.08
The concentration of Ca2+ ion in a sample of water is 0.0002 M then what would be the concentration of Ca2+ in ppm by weight-volume ? (Atomic wt. of ca = 40 gm/mole)
  • 4
  • 8
  • 0.08
  • 0.4
The concentration of F–ion in a sample of water is 10 ppm; then, concentration of F– ion in a solution in % w/v is
  • 10–3
  • 10–2
  • 10
  • 10–4
What would be the weight of O2 gas in gram dissolved in an aqueous solution of 500ml having strength 5 ppm ?
  • 0.025
  • 2.5 × 10–4
  • 2.8 × 10–3
  • 2.8 × 10–5
What would be the molarity of solution prepared by taking a mixture of 1400 ml 0.3 M, 700 ml 0.4 M and 500 ml 1.2 M aqueous solutions ?
  • 0.5 M
  • 0.8M
  • 0.6M
  • 0.7M
What quantity of KOH is required to prepare 10 % w/w KOH solution having weight 1000 gm ?
  • 50 gm
  • 25 gm
  • 100 gm
  • 150 gm
What amount of water is added in an aqueous solution of 5000 ml having concentration 1.5 M to prepare 0.5 M solution ?
  • 15 litre
  • 5 litre
  • 10 litre
  • 20 litre
On Which factors, the solubility of gaseous solute in liquid depends ?
  • temperature
  • Pressure of the gas
  • Nature of gaseous solute and solvent
  • Given all
At 293 K temperature, if partial pressure of all given gases are same, then, which of the following gas possesses maximum solubility in water ?
  • He
  • N2
  • H2
  • O2
At 298 K temperature, if partial pressure of all given gases are same, then, which of the following gas possesses least solubility in water ?
  • carbon dioxide
  • formaldehyde
  • methane
  • vinyl chloride
At 298 K temperature, if partial pressure of all given gases are same, then, which of the following is the correct ascending order of solubility of gases in water ?
  • Ar < HCHO < CH4 < CH2 = CH – Cl
  • Ar < CH2 = CH – Cl < CH4 < HCHO
  • Ar < CH4 < HCHO < CH2 = CH – Cl
  • Ar < HCHO < CH2 = CH – Cl < CH4
At 293 K temperature, if partial pressure of all given gases are same, then, which of the following is the correct descending order of solubility of gases in water ?
  • H2 > N2 > O2 > He
  • N2 > H2 > O2 > He
  • O2 > N2 > H2 > He
  • O2 > H2 > N2 > He
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