Select Goal &
City
Select Goal
Explore
Question:
Which of the following statement is false?
Which of the following statement is false?
Updated On: Aug 10, 2024
- Reducing agents often cause fading of dyes
- Anionic dyes are the most stable at acid pHs
- Basic dyes are not sensitive to alkalies
- Cationic dyes may be precipitated by soaps and clays
Hide Solution
Verified By Collegedunia
The Correct Option is B
Solution and Explanation
The correct option is (B): Anionic dyes are the most stable at acid pHs
Was this answer helpful?
0
0
Top Questions on Pre formulation
- Invert sugar is a product obtained by the hydrolysis of:
- GPAT - 2023
- Pharmaceutics
- Pre formulation
- Lakes of Dyes available commercially contain maximum upto
- GPAT - 2020
- Pharmaceutics
- Pre formulation
- What quantities of 95% v/v and 45% v/v alcohols are to be mixed to make 800 mL of 65% v/v alcohol?
- GPAT - 2018
- Pharmaceutics
- Pre formulation
- What are the specific surface per unit volume Sv of spherical particles with density of 3 $gm/cm^3$ and volume surface diameter, dvs of 2.57μm?
- GPAT - 2018
- Pharmaceutics
- Pre formulation
- Substance used to reduce friction during tablet compression and facilitate ejection of tablets from the die cavity is called as:-
- GPAT - 2018
- Pharmaceutics
- Pre formulation
View More Questions
Questions Asked in GPAT exam
- During compression of tablets, dwell time is:
- GPAT - 2024
- Tablets
- The visible coloured ring of the eye is called:
- GPAT - 2024
- sense organs
- Aerobic dehydrogenase in biological oxidation contains:
- GPAT - 2024
- Carbohydrates
- Among the following which is known as “SPIRIT OF SALT”:
- GPAT - 2024
- Acid-base titrations
- Which of the following is a meta directing group:
- GPAT - 2024
- carbonyl compounds
View More Questions
SUBSCRIBE TO OUR NEWS LETTER
COLLEGE NOTIFICATIONSEXAM NOTIFICATIONSNEWS UPDATES
Download the Collegedunia app on 
© 2024 Collegedunia Web Pvt. Ltd. All Rights Reserved