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Write down the compound of group 18 whic...

Write down the compound of group 18 which was first prepared.

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`Xe^+[PtF_6]^-`
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CHHAYA PUBLICATION-MODEL QUESTION PAPER -Answer the following question (set-3)
  1. P2O5 can dimerise but N2O5 cannot. Explain with structure.

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  2. Give an example of a compound where bismuth shows + 5 oxidation state.

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  3. Write down the compound of group 18 which was first prepared.

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  4. Closest packing of atoms in cubic system, the number of atoms surround...

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  5. Which of the following ions if reduced under standard conditions, will...

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  6. The diameters of colloidal particles may range from-

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  7. The pseudohalogen amongst the following is-

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  8. The common oxidation sta te of lanthanides and actinides is-

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  9. The following square planar complex shows cis-trans isomerism-

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  10. Which of the following factor does not favour SN1, elimination in alky...

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  11. A primary alcohol can be oxidised to an aldehyde by choosing the reage...

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  12. when acetaldehyde is heated with Fehling's solution, it gives a precip...

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  13. Which of the following polymers may be classified as step growth polym...

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  14. Which of the following is not the male sex hormone-

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  15. Which of the following is antipyretic-

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  16. Allergy in the body is caused by the production of-

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  17. Write down the structure of Fe2Cl6 .

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  18. Calculate spin only magnetic moment of Ni^(2+) ion.

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  19. Name an antiseptic which is dye.

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  20. Which forces are involved in holding the drugs to active sides of drug...

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