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Which of the follwing order is wrong?...

Which of the follwing order is wrong?

A

`NH_3ltPH_3ltAsH_3`-Acidic

B

`LiltBeltBltC-IE_1`

C

` Al_2O_3 ltMgOltNa_2OltK_2O` -Basic

D

`Li^+ltNa^+ltK^+ltCs^+`-Ionic radius

Text Solution

Verified by Experts

The correct Answer is:
B
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PATHFINDER-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES-QUESTION BANK
  1. Which of the following elements represent highly electropositive as we...

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  2. Electronegativity values for element are useful in predicting :

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  3. Which of the follwing order is wrong?

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  4. Gradual addition of electronic shells in the noble gases cause a decre...

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  5. The cause of diagonal relationship is

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  6. In the periodic table with the increase in atomic number the metallic ...

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  7. The element with the electronic configurations as [Ar]3d^104s^24p^3 re...

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  8. Amongst the following oxides which is least acidic?

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  9. Ewhich of the following is the strongest acid?

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  10. Which is most suitable in water?

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  11. Which of the following is a metalloid?

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  12. If the ionic radius of La^(+3)=1.o6oversetoA then what will be th eion...

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  13. In which of the following equations the value of delta H represents th...

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  14. According to the Lother Meyer periodic law properties of elements depe...

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  15. With increasing screening effect the value of ionisation energy

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  16. Three elenents A,B and C has electron configuration A=[Ar]3d610 4s^2,B...

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  17. Which is the correct order?

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  18. Out of vobalt and zinc salts which ones are attracted by magnets?

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  19. The order of ionic radius of N^(3-),O^(2-),F^- and Na^+ Is

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  20. With increase in 's' character of hybrid orbital

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