UNITED BOOK HOUSE-MODEL QUESTION PAPER 4-EXERCISE
- Which block element in the perodic table contains natural radioactive ...
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- What do you mean by state property?
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- Baeyer's reagent is -
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- Is the equivalent weight of element a variable quantity explain.
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- 1.46 gm of a metal oxide contains 0.24 gm oxygen. If the specific heat...
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- State aufbau principle. Write the electronic configration of- the elem...
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- State the Hund’s rule of maximum multiplicity. Wh Fe^(3+) ion is more ...
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- Write with balanced equation what happens when CO2 is pasped through s...
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- What happens when Boron and Concentrated H2SO4 is heated.
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- Why -NO2 group is meta Orienting.
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- What is Chloriosis? What is responsible for it?
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- Calculate the de Broglie wavelength of a stone piece of mass 25 gm mov...
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- Calculate the frequency and kinetic energy of a photon having waveleng...
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- What is screening effect? Arrange the orbital as per their increasing ...
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- Why CaF2 is insoluble in water? What type of bonding is observed in Li...
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- Which one has higher electrovalent nature among NaCl & AlCl3? Indicate...
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- What is partial pressure? If the total pressure of a mixture of 4 gm H...
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- What do you understand by laminar flow? Define surface tension.
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- A gas is compared by 10 lit in an external pressure 10 atm irrivesibll...
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- Show that Wcrversibly > Wirreversible.
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