Q. 55.0( 1 Vote )

The following statements, describe the steps to detect the presence of metanil yellow in dal. One of the four statements given below is incorrect.

(a) take 2 ml of food extract

(b) Grind 3-5 g of dal and prepare solution

(c) add 2-3 drops of concentrated H2SO4

(d) fitter the contents and collect the filter

Answer :

Metanil presence can be detected by adding 2 to 3 drops of concentrated H2SO4. The solution turns pink if metanil is present.

Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Related Videos
The Demand of Increasing Population41 mins
NCERT | People as Resources51 mins
Estimating the power of a common man50 mins
Recently facts of 5th state of Matter: Bose Einstein Condensate52 mins
Units to measure Temperature46 mins
Matter and Its Classification34 mins
Champ Quiz | The Five Kingdoms45 mins
Be a Crackerjack of Pradeep's H.O.T.S. on Matter49 mins
Master Pradeep's Analytical Skill Questions36 mins
Quiz | Variation in 'g' in One Shot34 mins
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
view all courses

Mention one advantage of crop rotation.

Dr. P.S. Verma & Dr. V.K. Agarwal - Biology

Give name of a solid fumigant.

Dr. P.S. Verma & Dr. V.K. Agarwal - Biology