Which of the following is Tollen’s reagent?(a) Ammoniacal silver nitrate solution(b) Aqueous copper sulphate(c) Alkaline sodium potassium tartarate(d) Mixture of sodium carbonate, sodium citrate and Cu^2+ complexThe question was posed to me during an interview.My doubt stems from Aldehydes and Ketones Chemical Reactions in section Aldehydes, Ketones and Carboxylic Acids of Chemistry – Class 12

Which of the following is Tollen’s reagent?(a) Ammoniacal silver nit

1.	Which of the following is Tollen’s reagent?(a) Ammoniacal silver nitrate solution(b) Aqueous copper sulphate(c) Alkaline sodium potassium tartarate(d) Mixture of sodium carbonate, sodium citrate and Cu^2+ complexThe question was posed to me during an interview.My doubt stems from Aldehydes and Ketones Chemical Reactions in section Aldehydes, Ketones and Carboxylic Acids of Chemistry – Class 12
Answer» The correct option is (a) AMMONIACAL silver NITRATE solution Easy explanation: Tollen’s reagent is prepared by adding ammonium hydroxide solution to silver nitrate solution till the grey precipitate of Ag2O FIRST FORMED just gets dissolved.

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