Surface & Nuclear Chemistry / भूतल और नाभिकीय रसायन
JEE Main & Advanced
Chemistry
Surface & Nuclear Chemistry / भूतल और नाभिकीय रसायन
Question Bank
Numerical Value Type Questions - Surface Chemistry & Colloidal State
question_answer
0.025 gm of starch sol is required to prevent coagulation of 10 ml gold sol when 1 ml of 10% \[NaCl\] solution is added. What is gold number of starch sol-