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What is meant by Biochemical Oxygen Dema...

What is meant by Biochemical Oxygen Demand (BOD)? What is its significants?

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  • Solved Paper 2017-1

    OSWAAL PUBLICATION|Exercise EXERCISE|56 Videos
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OSWAAL PUBLICATION-Solved Paper 2017-1-EXERCISE
  1. Write a note on geometrical isomerism in 2- butene.

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  2. What are electrophiles? Give one example.

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  3. What is meant by Biochemical Oxygen Demand (BOD)? What is its signific...

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  4. Name any one gas pollutant that can pollute environment.

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  5. Write a brief note on s,p and d block elements.

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  6. Discuss the sp^2 hybridisation in BCI3 molecule. Give the orbital pict...

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  7. Write any three postulates of VSEPR theory.

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  8. Write the molecular orbital electronic configuration for carbon monoxi...

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  9. Balance the redox reaction using oxidatin numver method: MnO4^-(aq)rar...

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  10. Complete the reaction: CO(g)+H(2)O(g)overset(Delta)(to)

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  11. Complete the reaction: CO(g)+H(2)O(g)overset(Delta)(to)

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  12. Complete the reaction: Zn(s)+2H^(+)(aq)to

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  13. Write the equations during the preparation of sodium carbonate by solv...

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  14. Graphite is a good conductor of electricity. Give reason.

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  15. Give the chemical formula of borazine.

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  16. Complete the equation:- HCOOHoverset(conc. H2SO4)underset(373 K)rarr

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  17. An organic compound contains 4.05% hydrogen, 24.26% carbon and 71.67% ...

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  18. Calculate the molar mass of glucose.

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  19. State the three postulates of Bohr's theory of hydrogen atom.

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  20. Write the de Broglie's equation.

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