1. Tardigrade
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  3. Chemistry
  4. A compound is made by mixing cobalt (III) nitrite and potassium nitrite solution in the ratio of 1: 3 . The aqueous solution of the compound showed 4 particles per molecule whereas molar conductivity reaveals the presence of six electrical charges. The formula of the compound is

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Q. A compound is made by mixing cobalt (III) nitrite and potassium nitrite solution in the ratio of $1: 3 .$ The aqueous solution of the compound showed $4$ particles per molecule whereas molar conductivity reaveals the presence of six electrical charges. The formula of the compound is

The d-and f-Block Elements

Solution:

$Co \left( NO _{2}\right)_{2} 3 KNO _{2}$
$K _{3}\left[ Co \left( NO _{2}\right)_{6}\right] \rightarrow 3 K ^{+}+\left[ Co \left( NO _{2}\right)_{6}\right]^{3-}$