State colorless unknown substance is spotted on a tlc plate

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A colorless unknown substance is spotted on a TLC plate and developed in the correct solvent. The spots do not appear when visualization with a UV lamp or iodine vapors is attempted. What could you do to visualize the spots if the compound is: a.) An alkyl halide b.) A ketone c.) An amino acid d.) A sugar

Reference no: EM13294879

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