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The number of sigma -bonds in ' P4O10...

The number of sigma -bonds in ' P4O10' is

A

6

B

16

C

20

D

7

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Verified by Experts

The correct Answer is:
B
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V PUBLICATION-The p-BLOCK ELEMENTS-QUESTION BANK
  1. Which of the following is not hydrolysed

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  2. The gases produced in the reactions Pb(NO3)2 -> Δ and 'NH4NO3' ->...

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  3. The number of sigma -bonds in ' P4O10' is

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  4. Nitrogen does not form pentahalide because

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  5. Which of the following is a cyclic oxoacid

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  6. The number of P -O- P bonds in cyclic metaphosphoric acid is zero two...

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  7. Which of the following has. ppi-dpi bonding : NO3^-, SO3^2 -, B...

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  8. Which of the following oxides of nitrogen is solid NO2 N2 O N2 O3 N...

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  9. On boiling phosphorus with KOH solution, product formed is

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  10. Which of the following isomers of phosphorus is thermodynamically most...

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  11. Which of the following when heated gives nitrogen gas

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  12. Excess of 'PCl5' reacts with conc. 'H2SO4' giving

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  13. The reaction between NH2- and N2 O gives

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  14. Reaction of 'PCl3' and Ph Mg Br would givè

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  15. The correct formula of salt formed by the neutralisation of hypophosph...

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  16. The correct order of the acidic nature of oxides is in the order : (1...

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  17. Which of the following oxides of nitrogen is the anhydride of nitrous ...

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  18. The brown ring test for nitrogen depends upon

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  19. The reaction P4+3NaOH+3H2O ---3NaH2PO2+PH3 is an example of

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  20. The percentage of 'p character in the orbitals forming P-P bonds in 'P...

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