Which of the following is a negatively charged sol?
Methylene blue
Haemoglobin
Congo red
Congo red forms a negatively charged sol.
Hence option 4 is correct.
NEET UG Counselling 2026: MCC revises round 1 registration, choice filling dates; steps to apply
NEET Counselling 2026: MBBS fees cross Rs 1 crore at 46 medical colleges, soar at new deemed universities
State-wise NEET UG Counselling 2026: WB, Uttarakhand, Assam MBBS registration for 85% quota seats starts today
Create Your Account
To keep connected with us please login with your personal information by phone
Dont't have an account? Register Now