Time Left - 20:00 mins
JEE 2020 Chemistry: Surface Chemistry Quiz-2(10.07.2019)
Attempt now to get your rank among 439 students!
Question 1
A substance forms Zwitter ion. It can have functional groups:
Question 2
Gold numbers of some colloids are: Gelatin: 0.005 - 0.01, Gum Arabic: 0.15 - 0.25; Oleate: 0.04 - 1.0; Starch: 15 - 25. Which among these is a better protective colloid?
Question 3
The volume of a colloidal particle, Vc as compared to the volume of a solute particle in a true solution VS; could be
Question 4
Gold numbers of protective colloids A, B, C and D are 0.50, 0.01, 0.10 and 0.005 respectively. The correct order of their protective powers is
Question 5
Among the following, correct statement is:
Question 6
The coagulating power of electrolytes having ions Na+, Al3+ and Ba2+ for arsenic sulphide sol increases in the order:
Question 7
Which property of colloids is not dependent on the charge on colloidal particles ?
Question 8
Which one of the following characteristics is associated with adsorption?
Question 9
Which one of the following statements is incorrect about enzyme catalysis?
Question 10
The addition of a catalyst during a chemical reaction alters which of the following quantities?
- 439 attempts
- 6 upvotes
- 17 comments
Tags :
Jul 10JEE & BITSAT