Which of the following contains largest number of atoms

Questions from KCET 2022

Chemistry Most Viewed Questions

1. If for a certain reaction is at , the value of (in for which the same reaction will be spontaneous at the same temperature is

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2. If of a non-electrolyte solute is dissolved in of n-octane to reduce its vapour pressure to , the molar mass (in of the solute is [Given that molar mass of n-octane is

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3. At standard conditions, if the change in the enthalpy for the following reaction is Given that bond energy of and is and , respectively, what is the bond energy (in of ?

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4. An organic compound contains (by wt.) carbon and remaining percentage of hydrogen. The right option for the empirical formula of this compound is: [Atomic wt. of is is ]

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5. The density of 2 M aqueous solution of NaOH is 1.28 g/cm. The molality of the solution is
[Given that molecular mass of NaOH = 40 g mol]

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6. Given below are half cell reactions:

Will the permanganate ion, liberate from water in the presence of an acid ?

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7. In water saturated air the mole fraction of water vapour is . If the total pressure of the saturated air is , the partial pressure of dry air is :

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8. The Henry’s law constant for the solubility of gas in water at is . The mole fraction of in air is . The number of moles of from air dissolved in moles of water at and pressure is

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9. When electromagnetic radiation of wavelength falls on the surface of a metal, electrons are emitted with the kinetic energy of . What is the minimum energy needed to remove an electron from the metal?

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10. The half life of a first order reaction is years. If the concentration after years is , then the initial concentration was :

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Q. Which of the following contains largest number of atoms

moles of

atoms

of

of

of atoms atoms

Questions from KCET 2022

1. The metal pusified by (iquation is

2. Heisenberg uncertainity principle mathematically is

3. Clathatiates or Cage compounds formed by

4. The eleetron affinity. of halugens follow the order

5. Conductivity of a solution is directly proportional to

Chemistry Most Viewed Questions

1. If for a certain reaction is at , the value of (in for which the same reaction will be spontaneous at the same temperature is

2. If of a non-electrolyte solute is dissolved in of n-octane to reduce its vapour pressure to , the molar mass (in of the solute is [Given that molar mass of n-octane is

3. At standard conditions, if the change in the enthalpy for the following reaction is Given that bond energy of and is and , respectively, what is the bond energy (in of ?

4. An organic compound contains (by wt.) carbon and remaining percentage of hydrogen. The right option for the empirical formula of this compound is: [Atomic wt. of is is ]

5. The density of 2 M aqueous solution of NaOH is 1.28 g/cm. The molality of the solution is
[Given that molecular mass of NaOH = 40 g mol]

6. Given below are half cell reactions:

Will the permanganate ion, liberate from water in the presence of an acid ?

7. In water saturated air the mole fraction of water vapour is . If the total pressure of the saturated air is , the partial pressure of dry air is :

8. The Henry’s law constant for the solubility of gas in water at is . The mole fraction of in air is . The number of moles of from air dissolved in moles of water at and pressure is

9. When electromagnetic radiation of wavelength falls on the surface of a metal, electrons are emitted with the kinetic energy of . What is the minimum energy needed to remove an electron from the metal?

10. The half life of a first order reaction is years. If the concentration after years is , then the initial concentration was :

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Q. Which of the following contains largest number of atoms

moles of

atoms

of

of

of atoms atoms

Questions from KCET 2022

1. The metal pusified by (iquation is

2. Heisenberg uncertainity principle mathematically is

3. Clathatiates or Cage compounds formed by

4. The eleetron affinity. of halugens follow the order

5. Conductivity of a solution is directly proportional to

Chemistry Most Viewed Questions

1. If for a certain reaction is at , the value of (in for which the same reaction will be spontaneous at the same temperature is

2. If of a non-electrolyte solute is dissolved in of n-octane to reduce its vapour pressure to , the molar mass (in of the solute is [Given that molar mass of n-octane is

3. At standard conditions, if the change in the enthalpy for the following reaction is Given that bond energy of and is and , respectively, what is the bond energy (in of ?

4. An organic compound contains (by wt.) carbon and remaining percentage of hydrogen. The right option for the empirical formula of this compound is: [Atomic wt. of is is ]

5. The density of 2 M aqueous solution of NaOH is 1.28 g/cm. The molality of the solution is [Given that molecular mass of NaOH = 40 g mol]

6. Given below are half cell reactions: Will the permanganate ion, liberate from water in the presence of an acid ?

7. In water saturated air the mole fraction of water vapour is . If the total pressure of the saturated air is , the partial pressure of dry air is :

8. The Henry’s law constant for the solubility of gas in water at is . The mole fraction of in air is . The number of moles of from air dissolved in moles of water at and pressure is

9. When electromagnetic radiation of wavelength falls on the surface of a metal, electrons are emitted with the kinetic energy of . What is the minimum energy needed to remove an electron from the metal?

10. The half life of a first order reaction is years. If the concentration after years is , then the initial concentration was :

Latest Updates

5. The density of 2 M aqueous solution of NaOH is 1.28 g/cm. The molality of the solution is
[Given that molecular mass of NaOH = 40 g mol]

6. Given below are half cell reactions:

Will the permanganate ion, liberate from water in the presence of an acid ?