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incorrect statement for transition eleme...

incorrect statement for transition element is

A

the highest oxidation state of of first transition series elements is +7

B

the highest oxidation state for second transition series elements is +8

C

the highest oxidation state of osmium is +6

D

the highest oxidation state of chromium +6

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AAKASH INSTITUTE ENGLISH-TEST 5-EXAMPLE
  1. The ambidentate ligand among the following is

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  2. Which of following salt solution will impart greenish colour?

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  3. incorrect statement for transition element is

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  4. the correct order of first ionization energy is

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  5. the metal ions having 3d^2 configuration is/are(Ti=22, V=23, Cr=24, Mn...

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  6. Sodium metal is extracted by the electrolysis of

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  7. self reduction process cannot be used for the extraction of

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  8. which of the following is not an oxide ore?

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  9. van Arkel method is used for the refining of

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  10. chalcopyrite is an ore of

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  11. A certain gas takes half of the time to effuse out as taken by Ne gas ...

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  12. Amount of oxygen gas present in a 2 L vessel at 5 atm pressure and 27°...

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  13. Select the correct statement for isothermal expansion of an ideal gas

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  14. Standard enthalpy of formation is non zero for

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  15. Reaction for which Kp and Kc are equal

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  16. Unit of equilibrium constant (Kc) for the reaction N2(g)+3H2(g)<impli...

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  17. pH of a neutral solution at 360 K is ( Kw at 360 K is 3.6×10^(-13))

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  18. pH of aqueous solution of CH3COONa is given by

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  19. If concentration of F^- in saturated solution of CaF2 is x then solubi...

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  20. If three salts AB(s), AC(s) and AD(s) have equal solubility product th...

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