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The geometry and magnetic behaviour of t...

The geometry and magnetic behaviour of the complex `[Ni(CO)_(4)]` are-

A

Square planar geometry and paramagnetic

B

Tetrahedral geometry and diamagnetic

C

Square planar geometry and paramagnetic

D

Tetrahedral geometry and paramagnetic

Text Solution

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The correct Answer is:
B
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CHHAYA PUBLICATION-PREVIOUS YEARS QUESTION PAPER 2018-NEET 2018
  1. Iron carbonyl, Fe(CO)(5) is -

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  2. The type of isomerism shown by the complex [CoCl(2)(en)(2)] is -

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  3. The geometry and magnetic behaviour of the complex [Ni(CO)(4)] are-

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  4. The correct difference between first- and second -order reactions is t...

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  5. Which of the following compounds can form a zwitterion ?

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  6. Consider the change in oxidation state of bromide corresponding to dif...

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  7. Carboxylic acids have higher boiling points than aldehydes, ketones an...

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  8. Compound A, C(8)H(10)O , is found to react with NaOH (produced by reac...

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  9. Which of the following statements is not true for halogens ?

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  10. In the structure of CIF(3), the number of lone pairs of electrons on c...

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  11. Regarding cross-linked or network polymers, which of the following sta...

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  12. Nitration of aniline in strong acidic medium also gives m-nitroaniline...

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  13. The difference between amylose and amylopectin is -

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  14. The compound A on treatment with Na gives B, and with PCl(5) gives C. ...

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  15. The compound C(7)H(8) undergoes the following reaction - C(7)H(8) un...

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  16. On which of the following properties does the coagulating power of an ...

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  17. Iron exhibits bcc structure at room temperature . Above 900^(@)C, it t...

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  18. When initial concentration of the reactant is doubled, the half-life p...

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  19. Considering Ellingham diagram , which of the following metals can be u...

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  20. The correct order of N-compounds in its decreasing order of oxidation ...

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