Number of correct observations among following about 'X' is KNO 2 ( aq ) + Co ( NO 2 ) 2 ( aq ) + CH 3 COOH → X ↓ (1) Oxidation state of Co is +2 (2) Colour of ppt is Yellow (3) X is

Question

Number of correct observations among following about 'X' is

$KNO_{2} (aq) + Co (NO_{2})_{2} (aq) + CH_{3} COOH \to X ↓$

(1) Oxidation state of Co is +2

(2) Colour of ppt is Yellow

(3) X is also called as Fischer salt

(4) X is diamagnetic

(5) Co-ordination number of cobalt ion is 6

(6) X show linkage isomerism

TestHub · Accepted Answer

5 C,B,C,D,E,F ​ X : K 3 ​ [ C o ( N O 2 ​ ) 6 ​ ] + 3 C o + 3 : 3 d 6 4 s 0 N O 2 ​ − : SF L H . S : d 2 s p 3 ​

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