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JEE Main Test 8...

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  • Question 1
    4 / -1

    In a compound, atoms of element Y form ccp lattice and those of element X occupy 2/3rd of tetrahedral voids. The formula of the compound will be

  • Question 2
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    Which of the following complex formation indicates presence of sulphur in the organic compound when sodium nitroprusside is added to sodium extract of the compound ?

  • Question 3
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  • Question 4
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  • Question 5
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    The specific conductance (κ) of an electrolyte of 0.1 N concentration is related to equivalent conductance (Ʌ) by the following formula

  • Question 6
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    The molar conductivities Ʌo NaOAc and Ʌo HCl at infinite dilution in water at 25oC are 91.0 and 426.2 S cm2/mol respectively. To calculate ɅoHOAc, the additional value required is

  • Question 7
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    The Henry's law constant for the solubility of N2 gas in water at 298 K is 1.0 × 105 atm. The mole fraction of N2 in air is 0.8. The number of mols of N2 from air dissolved in 10 moles of water of 298 K and 5 atm pressure is

  • Question 8
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    How long (in hours) must a current of 5.0 A be maintained to electroplate 60 g of calcium from molten CaCl2?

  • Question 9
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  • Question 10
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    For a first order reaction, (A) → products, the concentration of A changes from 0.1 M to 0.025 M in 40 min. The rate of reaction when the concentration of A is 0.01 M is

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