Which of the following doesn't exist

  • A

    $BF_6^{3-}$

  • B

    $AlF_6^{3-}$

  • C

    $SiF_6^{2-}$

  • D

    $GeCl_6^{2-}$

Similar Questions

Two students were given the task to prepare an adduct $NH_3 \to BH_3$ at low temperature :-

Student $I$ :- She mixed $B_2H_6$ and $NH_3$

Student $II$ :- He mixed $B_2H_6$ with $THF$ followed by addition of $NH_3$

Which student is expected to get the $CORRECT$ final product ?

Which is not true about borax?

The incorrect statement regarding above reactions is

$\mathop {Al}\limits_{metal} \xrightarrow[{(aq.)}]{{HCl}}'X' + Gas\,'P'$

$\mathop {Al}\limits_{metal} \xrightarrow[{ + {H_2}O}]{{NaOH\,(aq.)}}'Y' + Gas\,'Q'$

Which of the following is known as inorganic benzene

Which of the following statements about the interstitial compounds is incorrect?

  • [NEET 2013]