Stoichiometry Mcqs for Chemical

Q.  Roof of a basic electric furnace is made of ______________ bricks?

a. Superduty fireclay
b. Silica
c. Chromite
d. None of these


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  The heat capacity of a solid compound is calculated from the atomic heat capacities of its constituent elements with the help of the___________________?
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MCQs:  A solution with reasonably permanent pH is called a/an _______________ solution?
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MCQs:  Molality is defined as the number of gm moles of solute per _____________ of solvent?
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MCQs:  Weight of 56 litres of ammonia at N.T.P. is _____________ gm?
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MCQs:  Which of the following is the Clausius-Clapeyron Equation ?
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MCQs:  The value of Trouton’s ratio (λb/Tb) for a number of substances is 21 (where, λb = molal that of vaporisation of a substance at its normal boiling point, KCal/kg. mole and Tb = normal boiling point, °K). The Kistyakowsky equation is used for calculation of Trouton’s ratio of _____________ liquids?
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MCQs:  The reverse process of fractional crystallisation is called__________________?
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MCQs:  Pure aniline is evaporating through a stagnant air film of 1 mm thickness at 300 K and a total pressure of 100 KPa. The vapor pressure of aniline at 300 K is 0.1 KPa. The total molar concentration under these conditions is 40.1 mole/m3. The diffusivity of aniline in air is 0.74 × 10-5m2/s. The numerical value of mass transfer co-efficient is 7.4 × 10-3. Its units are_______________________?
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MCQs:  Pick out the wrong unit conversion of thermal conductivity ?
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MCQs:  For any system, the _____________ heat of solution is dependent on the temperature and the adsorbate concentration?
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MCQs:  Which of the following expressions defines the Baume gravity scale for liquids lighter than water ?
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MCQs:  Variation of vapor pressure with temperature can be calculated using Clausius-Clapeyron equation, which assumes that the________________?
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MCQs:  1 gm mole of an alcohol whose molecular weight is 74 contains 48 gms of carbon, 10 gms of hydrogen and 16 gms of oxygen. Its molecular formula is__________________?
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MCQs:  Raoult’s law states that ‘the equilibrium vapor pressure that is exerted by a component in a solution is proportional to the mole fraction of that component’. This generalisation is based on the assumption that the________________?
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MCQs:  The increase in the temperature of the aqueous solution will result in decrease of its________________?
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MCQs:  The vapor pressure of a substance, at its melting point, is _____________ in the solid state as compared to that in the liquid state?
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MCQs:  In case of vapor-liquid equilibria, which of the following does not account for gas phase deviation from ideality ?
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MCQs:  Which of the following ideal gas laws are not applicable to mixture of gases ?
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MCQs:  Solutions having the same osmotic pressure are called _____________ solutions?
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MCQs:  The molecular velocity of a real gas is proportional to (where, T = absolute temperature of the gas)?
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