Email
Chat with tutors
Login
Ask Questions, Get Answers
Menu
X
home
ask
tuition
questions
practice
papers
mobile
tutors
pricing
X
Recent questions tagged surface-chemistry
Questions
In Zeigler-Natta polymerisation of ethylene the active species is
jeemain
chemistry
class12
unit5
surface-chemistry
medium
asked
Mar 16, 2014
by
mosymeow_1
1
answer
Milk can be preserved by adding a few drops of
jeemain
chemistry
class12
unit5
surface-chemistry
medium
asked
Mar 16, 2014
by
mosymeow_1
1
answer
Adsorption is accompanied by
jeemain
aipmt
chemistry
surface-chemistry
class12
unit5
easy
biology
asked
Dec 14, 2013
by
mosymeow_1
1
answer
In which one of the following, the dispersed phase is a liquid?
jeemain
aipmt
chemistry
surface-chemistry
class12
unit5
easy
biology
asked
Dec 14, 2013
by
mosymeow_1
1
answer
Dalda is prepared form oils by
jeemain
aipmt
chemistry
surface-chemistry
class12
unit5
easy
biology
asked
Dec 14, 2013
by
mosymeow_1
1
answer
Which of the following electrolyte will have maximum flocculation value for $Fe(OH)_3$ sol?
jeemain
aipmt
chemistry
surface-chemistry
class12
unit5
easy
biology
asked
Dec 14, 2013
by
mosymeow_1
1
answer
An example of autocatalysis is
jeemain
aipmt
chemistry
surface-chemistry
class12
unit5
easy
biology
asked
Dec 14, 2013
by
mosymeow_1
1
answer
The disperse phase in colloidal iron (III) hydroxide and colloidal gold is positively and negatively charged respectively. Which of the following statements is not correct?
jeemain
aipmt
chemistry
surface-chemistry
class12
unit5
easy
biology
asked
Dec 14, 2013
by
mosymeow_1
1
answer
Identify the gas which is readily adsorbed by activated charcoal
jeemain
aipmt
chemistry
surface-chemistry
class12
unit5
easy
biology
asked
Dec 14, 2013
by
mosymeow_1
1
answer
Which of the following forms cationic micelles above certain concentration?
jeemain
aipmt
chemistry
surface-chemistry
class12
unit5
easy
biology
asked
Dec 14, 2013
by
mosymeow_1
2
answers
The volume of gases $H_2, \;CH_4, \;CO_2$ and $NH_3$ absorbed by 1 gm of activated charcoal at 298 K are in the order:
jeemain
aipmt
chemistry
surface-chemistry
class12
unit5
easy
mock
biology
asked
Dec 14, 2013
by
mosymeow_1
1
answer
Which doesn't cause coagulation of coagulation of colloidal solution?
jeemain
aipmt
chemistry
surface-chemistry
class12
unit5
easy
biology
asked
Dec 14, 2013
by
mosymeow_1
1
answer
The concentration of electrolyte required to coagulate a given amount of $As_2S_3$ sol. is minimum in the case of:
jeemain
aipmt
chemistry
surface-chemistry
class12
unit5
easy
biology
asked
Dec 14, 2013
by
mosymeow_1
1
answer
Colloid of which one fo the following can be prepared by electrical dispersion as well as reduction method?
jeemain
aipmt
chemistry
surface-chemistry
class12
unit5
easy
biology
asked
Dec 14, 2013
by
mosymeow_1
1
answer
Arsenic sulhpide is a negative sol. The reagent with least precipitating power is
jeemain
aipmt
chemistry
surface-chemistry
class12
unit5
easy
biology
asked
Dec 14, 2013
by
mosymeow_1
1
answer
Milk is a colloid in which a
jeemain
aipmt
chemistry
surface-chemistry
class12
unit5
easy
biology
asked
Dec 14, 2013
by
mosymeow_1
1
answer
Which one of the following is an example of homogeneous catalysis?
jeemain
aipmt
chemistry
surface-chemistry
class12
unit5
easy
biology
asked
Dec 14, 2013
by
mosymeow_1
1
answer
The critical micellization concentration(CMC) is
jeemain
aipmt
chemistry
surface-chemistry
class12
unit5
easy
biology
asked
Dec 14, 2013
by
mosymeow_1
1
answer
The coagulation of $10 cm^3$ of Gold sol is completely preventred by addition of 0.025g of starch to it. The gold number of starch is
jeemain
aipmt
chemistry
surface-chemistry
class12
unit5
easy
biology
asked
Dec 14, 2013
by
mosymeow_1
1
answer
The ability of ion to bring about coagulation of a given colloidal solution depends upon
jeemain
aipmt
chemistry
surface-chemistry
class12
unit5
easy
biology
asked
Dec 14, 2013
by
mosymeow_1
1
answer
The stability of the dispersed phase in a lyophobic colloids is due to
jeemain
aipmt
chemistry
surface-chemistry
class12
unit5
easy
biology
asked
Dec 14, 2013
by
mosymeow_1
1
answer
Which of the following method is not employed for the purification of colloids?
jeemain
aipmt
chemistry
surface-chemistry
class12
unit5
easy
biology
asked
Dec 14, 2013
by
mosymeow_1
1
answer
In the preparation of AgI sol, the excess of $AgNO_3$ is added to potassium iodide solution. The particles of the sol will acquire
jeemain
aipmt
chemistry
surface-chemistry
class12
unit5
easy
biology
asked
Dec 14, 2013
by
mosymeow_1
1
answer
Which of the following process best describes the purification of muddy water by addition of alum?
jeemain
aipmt
chemistry
surface-chemistry
class12
unit5
easy
biology
asked
Dec 14, 2013
by
mosymeow_1
1
answer
A sol has positively charged colloidal particles. Which of the following solutions is required in lowest concentration for coagulation?
jeemain
aipmt
chemistry
surface-chemistry
class12
unit5
easy
biology
asked
Dec 14, 2013
by
mosymeow_1
1
answer
Hydrophillic colloids are stable due to
jeemain
aipmt
chemistry
surface-chemistry
class12
unit5
easy
biology
asked
Dec 14, 2013
by
mosymeow_1
1
answer
Point out the incorrect statement
jeemain
aipmt
chemistry
surface-chemistry
class12
unit5
easy
biology
asked
Dec 14, 2013
by
mosymeow_1
1
answer
Which of the following is not applicable to chemisorption?
jeemain
aipmt
chemistry
surface-chemistry
class12
unit5
easy
biology
asked
Dec 14, 2013
by
mosymeow_1
1
answer
According to Freundlich adsorption isotherm, which of the following is correct?
jeemain
aipmt
chemistry
surface-chemistry
class12
unit5
easy
biology
asked
Dec 14, 2013
by
mosymeow_1
1
answer
Which adsorption takes place at low temperature?
jeemain
aipmt
chemistry
surface-chemistry
class12
unit5
easy
biology
asked
Dec 14, 2013
by
mosymeow_1
1
answer
Pd can adsorb in the space between its atoms, 900 times its volume of hydrogen. This porcess is called
jeemain
aipmt
chemistry
surface-chemistry
class12
unit5
easy
biology
asked
Dec 14, 2013
by
mosymeow_1
1
answer
Which of the following statements is correct about Langmuir's adsorption?
jeemain
aipmt
chemistry
surface-chemistry
class12
unit5
easy
biology
asked
Dec 14, 2013
by
mosymeow_1
1
answer
Page:
« prev
1
2
3
Home
Ask
Tuition
Questions
Practice
Your payment for
is successful.
Continue
...