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What is particulate mater? Give two exam...

What is particulate mater? Give two example'

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UNITED BOOK HOUSE-MODEL QUESTION PAPER 19-EXERCISE
  1. Which one is weak acid and why?ICH2 COOH, BrCH2 COOH,ClCH2COOH.

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  2. Which is most basic and why?CH3NH2, (CH3)2 NH, (CH3)3 N

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  3. What is particulate mater? Give two example'

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  4. Write two defects.of Bohr atom model. Concept of which quantum number ...

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  5. Derive the equation for radius of n th shell form Bohr theory.

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  6. What is d-block element? Give two example

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  7. Why the S-block element does not respond to flame test? State two prop...

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  8. State reason:- Bond angle of PF3 is greater than NH3

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  9. State reason:-CO2 is linear but not SO2

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  10. Write two differences between sigma&pi bond. What is antibonding mole...

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  11. State Daltons partial pressure laws and derive partial pressure and to...

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  12. Calculate the partial pressure of SO2 in a mixture with 60% CO2 and to...

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  13. What,do you mean by enthalpy of a system? Write two characteristic of ...

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  14. Calculate, DeltaU, W and Q when an ideal gas is compressed at 5 atm...

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  15. Balance the equation by oxydation no. method :-AL+ NaOH + H2O rarr NaA...

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  16. Balance by ion electron method : Zn + NaNO3 rarr Na2ZnO2 + NH3 + H2O

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  17. Balance the equation by oxydation no. method :- Na2S2O3 +I2rarr Na2S4O...

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  18. Write with balanced equation what happens when:- H2O2 is passed throug...

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  19. Write with balanced equation what happens when:-H2O2 is passed through...

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  20. Which one is moresoluble in water and why MgCO3 & CaCO3. What is hydro...

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