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प्रश्न
Which of the following statements is not true?
विकल्प
on passing H2S, through acidified K2Cr2O7 solution, a milky colour is observed.
Na2Cr2O7 is preferred over K2Cr2O7 in volumetric analysis.
K2Cr2O7 solution in acidic medium is orange in colour.
K2Cr2O7 solution becomes yellow on increasing the pH beyond 7.
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उत्तर
Na2Cr2O7 is preferred over K2Cr2O7 in volumetric analysis
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संबंधित प्रश्न
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