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Which of the following are wrong?...

Which of the following are wrong?

A

Noble gases have highest IE in respective periods

B

ZnO is amphoteric oxide

C

Ionic radius is inversely proportional to effective nuclear charge

D

Zn, Cd, Hg have high boiling points among d-block elements

Text Solution

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The correct Answer is:
D
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NARAYNA-PERIODIC TABLE -All Questions
  1. The first, second and third ionisation potentials (E1, E2, and E3) fo...

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  2. The set representing the correct order of ionic radius is :

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  3. Which of the following are wrong?

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  4. Consider the following statements : (I) The radius of an anion is la...

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  5. Which among the following factors is the most important in making fluo...

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  6. Which of the following statements is/are wrong?

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  7. If the same element is forming oxides in different oxidation states th...

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  8. S-1:- Long form of periodic table completely helps in predicting the o...

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  9. S-1:- IE(1) of Sr gt Rb but IE(2) for Rb gt Sr S-2:- The ionic radii...

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  10. S-1:- Na(2)O lt MgO lt ZnO lt P(4)O(10) : acidic property S-2:- Na l...

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  11. What is the DeltaH of the following affinity. Mg(g)+2F(g) rarr Mg((g...

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  12. First and second ionisation energies of magnesium are 5.7 and 15.035eV...

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  13. The electron affinity of chlorine is 3.93v. How much energy in Kcal is...

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  14. the amount of energy released when 10^(6) atoms of iodine in vapour st...

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  15. Which of the following best describes the relationship of electronegat...

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  16. Calculate the effective nuclear charge at the periphery of nitrogen at...

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  17. How many Cl atoms can you ionise in the process Cl rarr Cl^+ + e, by ...

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  18. Which systematic diagram representsthe correct sequence of physical pr...

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  19. Calculate the bond length of C-X bond, if C-C bond length is 1.54 Å, X...

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  20. Which of the following is/are correct statements (s) .

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