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What are ferromagnetic substances? Give ...

What are ferromagnetic substances? Give one example.

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OSWAAL PUBLICATION-Solved Paper -Exercise
  1. Which hormone regulates the sugarlevel in the blood ?

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  2. Calculate the no. of particles (atoms) per unit cell in a FCC crystal ...

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  3. What are ferromagnetic substances? Give one example.

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  4. The rate constant of a certain first order reaction is 200S^(-1). What...

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  5. Zr and Hf have almost identical atomic radii. Give reason.

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  6. Explain Kolbe's reaction

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  7. What is the action of dil. NaOH on ethanal (acetaldehyde)? Name the re...

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  8. What is the role of the following chemicals in food? Saccharin

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  9. What is the role of the following chemicals in food? Sodium benzoate

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  10. What are antifertility drugs ? Give an example

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  11. In the extraction of Aluminium by electrolysis Give the composition ...

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  12. In the extraction of Aluminium by electrolysis overall cell reaction

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  13. In the extraction of Aluminium by electrolysis Role of cryolite

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  14. Write the balanced Chemical equation with condition involved in manufa...

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  15. Complete the following chemical equations. PbS+4O3toPbSO4+

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  16. Complete the following chemical equations. Cu+2H2SO4toCuSO4+""+2H2O

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  17. Complete the following chemical equations. Cl2+2H2O+SO2to""+2HCl

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  18. How is chlorine prepared using KMnO4 ?

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  19. Why is I2 less reactive that ICl?

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  20. Calculate the spin only magnetic moment of Fe^(2+)

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