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How many sigma & pi bonds are there in p...

How many `sigma` & `pi` bonds are there in propene molecule. State the hybridisation of the central atom, `CH_4`, `BeCl_2` `BF_3`, `NH_3`.

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UNITED BOOK HOUSE-MODEL QUESTION PAPER 6-EXERCISE
  1. What in inner transition metal? Give one example of inert pair effect.

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  2. Define ionisation potential. State its change down a group.

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  3. How many sigma & pi bonds are there in propene molecule. State the hyb...

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  4. Dipole moment and bond length of A B type molecule are 7.42 D 2.04 ove...

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  5. State Grahams law of difussion from kinetic theory of gases. What do y...

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  6. Why the froth formed from Sea water is stable? Give the SI unit of Co-...

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  7. Discuss the conditions for spontaneity of a process .

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  8. Classify system. Give example of each kind.

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  9. Balance the equation by ion-electron method : Zn+ NaNO(3) + NaOH to...

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  10. Balance the equation by oxidation Number method: FeS2 + O2 rarr Fe2O3 ...

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  11. Discuss Clark process for softening water.

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  12. Why K & Cs is used in photocell instead Li? Find oxidation number for ...

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  13. Give IUPAC name for the organic Compound:-

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  14. Give IUPAC name for the' organic Compound:-

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  15. Find out Kp//Kc for: CO(g)+frac 1/2 O2 (g) overset (rarr)(larr) CO2 (g...

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  16. What do you mean by indicator? State the indicator used for neutral-iz...

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  17. Explain whether the ionisation enthalpy higher, for alkali metal as co...

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  18. What is found when Mg-strip is heated in open air?

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  19. Write with balanced chemical equation what happens when Cl2 is passed ...

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  20. Why the temperature is not kept above 1000^@C to get CaO form CaCO3? W...

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