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From given compounds how many have tetrahedral shape, not sp^(3) hybridised and coloured W.r.t. underline atoms. MnO_(4)^(-), Cr_(2)O_(7)^(2-), VO_(4)^(3-),[Fe(H_(2)O)_(5)NO]^(+2), CrO_(2)Cl_(2) |
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