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Explain why atomic radius of Ga is less ...

Explain why atomic radius of Ga is less than that of Al? `AlCI_3` forms .dimer but `BCl_3` does not - Explain? What is corrundum?

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UNITED BOOK HOUSE-TECHNO INDIA GROUP ACADEMIA,SOUTH KOLKATA QUESTION PAPER-EXERCISE
  1. "26Fe^(3+) is more stable than Fe^(2+). Explain why? Which is more par...

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  2. Does the electron remain static while it is in a stationary orbit? Exp...

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  3. Explain why atomic radius of Ga is less than that of Al? AlCI3 forms ....

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  4. What is Zeolites and write one use of it.

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  5. Write the IUPAC name of the following organic molecules:CH3CH(OH)CH2CH...

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  6. Write the IUPAC name of the following organic molecules:CH3CH=CHCHCI2.

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  7. Define BOD and COD? How are these determined? Mention their units.

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  8. What is meant by the statement that .an electron has dual character?

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  9. What will be the maximum number of electrons of same spin present in a...

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  10. How many orbitals do you expect to be present in the 5th shell?

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  11. Give the difference between orbit and orbital.

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  12. Write the electronic configuration of the following ions."16S^(2-) and...

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  13. Why the radius of an anion is greater than that of an atom of the elem...

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  14. Which Carbocation has highest stability —

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  15. Although ethanoic acid and ethanol are covalent compounds they are sol...

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  16. Indicate the nature of bonds in the compound NH4Cl.

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  17. Give example of a molecule in which central atom'contains more than oc...

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  18. Which one is more polar NF3 or NH3? Explain

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  19. Oxygen gas is present,in a 1.0 L flask at a pressure of 7.6 xx 10^(-10...

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  20. How compressibility factor help in understanding the deviation of real...

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