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What is L.P.G? What is its use?...

What is L.P.G? What is its use?

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OSWAAL PUBLICATION-Sample Paper 8-Exercise
  1. Which element among alkali metals is : Radioactive

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  2. Identity the compounds A and X in the following reaction : A+2HCl+5H2O...

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  3. What is L.P.G? What is its use?

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  4. Mention any two necerssaary conditions for any system to be aromatic.

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  5. What are primary and secondary pollutants of the air?

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  6. State modern periodic law and assign IUPAC name of element with atomic...

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  7. Arrange the following in increasing order their negative electron gain...

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  8. Write three main characterestics of ionic compounds.

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  9. Explain the resonating structures of the following: N2O

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  10. Explain the resonating structures of the following: SO2

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  11. Calculate formal charge on sulphur atom in SoCl2

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  12. Draw energy level diagram for He-2 molecule.Calculate its bond order.

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  13. Balance the followng equation in basic medium by ion-electron method:P...

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  14. Complete the following equations: PbS(s)+H2O2(aq)-

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  15. Complete the following equations: CaO(s)+H2O(g)rarr

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  16. Complete the following equations: AICI(s)+H2O(l)rarr

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  17. What is the formula of epsom salt.

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  18. How does baking soda prepared in laboratory,write one use of it.

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  19. List two similarities between boron and silicon.

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  20. Given any one use of silicones

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