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The lanthanoid ion which contains unpair...

The lanthanoid ion which contains unpaired electrons is

A

Ce^4+

B

Yb^2+

C

Lu^3+

D

Eu^2+

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AAKASH INSTITUTE ENGLISH-TEST 2-Exercise
  1. Identify the incorrect match related to structure of given interhaloge...

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  2. How many P-O-P bonds are present in P(4)O(10) ?

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  3. The lanthanoid ion which contains unpaired electrons is

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  4. On reaction with excess ammonia, chlorine gas gives nitrogen gas along...

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  5. During the oxidation of iodine by concentrated nitric acid, the oxidat...

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  6. What is the IUPAC name of CH3(CH2)6-OC6H5?

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  7. In which of the following arrangements, the order is according to the ...

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  8. How many of the following ore(s) contain(s) copper

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  9. The oxidation state of chlorine atom in hypochlorous acid is

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  10. Gas A is formed on the hydrolysis of calcium cyanamide. The gas can tu...

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  11. Propene when reacted with water in the presence of H2SO4 gives

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  12. Thermal decomposition of barium azide produces the same gas as produce...

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  13. Cumene hydroperoxide on hydrolysis with dilute H2SO4 gives

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  14. Consider the following oxoacids of sulphur I.H2SO3 II. H2S2O7 II...

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  15. The type and number of chelate rings present in complex,[Fe(EDTA)]^- a...

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  16. In 3d series, the elements which exhibit highest and lowest melting po...

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  17. The value of Boyle's law constant (in S.I. unit) for 100ml of gas at 1...

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  18. Number of molecules present in 1 dm^3 of N2 at NTP, whose compressibil...

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  19. The value of Boyle's law constant (in S.I. unit) for 200ml of gas at 1...

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  20. The value of Boyle's law constant (in S.I. unit) for 350ml of gas at 1...

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