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State with proper reason for which ores calcination and roasting applicable. What is matt?

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UNITED BOOK HOUSE-SET-15-EXERCISE
  1. Define equvalent conductance and state its unit. To make 0.005 mm thic...

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  2. Calculate the EMF of the electrochemical cell for which the following ...

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  3. State with proper reason for which ores calcination and roasting appli...

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  4. Write with balanced chemical equation what will happen when a mixture ...

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  5. Complete the followign reaction. XeF6 + H2O rarr

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  6. Write General electronic configuraiton for group 18-f-block element. H...

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  7. Show mechanistic path way of the reaction tertiary butyl bromide is tr...

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  8. Identify A,B,C,D,E,F in the reaction given below:

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  9. An organic compound A (C3H5N) when heated with concentrated NaOH, NH3 ...

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  10. Arrange the following acid as per their increasing strength - State re...

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  11. State the arrowhead equation for the reaction given below: Propanone i...

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  12. State the product:- CH3- CH = CH - CHO + NaBH4 rarr?

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  13. State the product:- CH3CHO+SeO2 rarr?

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  14. State the product:- C6H5COOH + Br2 overset(FeBr3) rarr ?

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  15. State the product:- CH3COOH + CH2N2 overset (Ether)rarr ?

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  16. State the product:- (CH3)2 CO + CH3MgBr overset(H2O) rarr?

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  17. What do you mean by isoelectric point of an amino acid being 9.5? Name...

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  18. Prove that for any first order reaction time to complete the reaction ...

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  19. State the postulates of reaciton rate. What is temperature co-efficien...

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  20. The specific reaction-rate constant for a decomposition reaction at 15...

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