ExamSIDE
Questions
PREVIOUS NEXT
1
JEE Main 2020 (Online) 5th September Evening Slot
MCQ (Single Correct Answer)
+4
-1
Adsorption of a gas follows Freundlich adsorption isotherm. If x is the mass of the gas adsorbed on mass
m of the adsorbent, the correct plot of $${x \over m}$$ versus p is :
A
JEE Main 2020 (Online) 5th September Evening Slot Chemistry - Surface Chemistry Question 56 English Option 1
B
JEE Main 2020 (Online) 5th September Evening Slot Chemistry - Surface Chemistry Question 56 English Option 2
C
JEE Main 2020 (Online) 5th September Evening Slot Chemistry - Surface Chemistry Question 56 English Option 3
D
JEE Main 2020 (Online) 5th September Evening Slot Chemistry - Surface Chemistry Question 56 English Option 4
2
JEE Main 2020 (Online) 5th September Morning Slot
MCQ (Single Correct Answer)
+4
-1
An Ellingham diagram provides information about :
A
the temperature dependence of the standard Gibbs energies of formation of some metal oxides
B
the pressure dependence of the standard electrode potentials of reduction reactions involved in the extraction of metals
C
the conditions of pH and potential under which a species is thermodynamically stable
D
the kinetics of the reduction process
3
JEE Main 2020 (Online) 5th September Morning Slot
MCQ (Single Correct Answer)
+4
-1
Identify the correct molecular picture showing that happens at the critical micellar concentration (CMC) of an aqueous solution of a surfactant ( ◍ polar head; ∼ non-polar tail; ● water). JEE Main 2020 (Online) 5th September Morning Slot Chemistry - Surface Chemistry Question 57 English
A
(C)
B
(A)
C
(D)
D
(B)
4
JEE Main 2020 (Online) 4th September Evening Slot
MCQ (Single Correct Answer)
+4
-1
A sample of red ink (a colloidal suspension) is prepared by mixing eosin dye, egg white, HCHO and water. The component which ensures stability of the ink sample is :
A
HCHO
B
Water
C
Eosin dye
D
Egg white
PREVIOUS NEXT
JEE Main Subjects
Physics
Mechanics
Units & Measurements Vector Algebra Motion Circular Motion Laws of Motion Work Power & Energy Center of Mass and Collision Rotational Motion Properties of Matter Heat and Thermodynamics Simple Harmonic Motion Waves Gravitation
Electricity
Electrostatics Current Electricity Capacitor Magnetics Alternating Current and Electromagnetic Induction
Optics
Ray & Wave Optics
Modern Physics
Atoms and Nuclei Dual Nature of Radiation Semiconductor Communication Systems
Chemistry
Physical Chemistry
Some Basic Concepts of Chemistry Structure of Atom Redox Reactions Gaseous State Equilibrium Solutions Thermodynamics Electrochemistry Chemical Kinetics and Nuclear Chemistry Solid State Surface Chemistry
Inorganic Chemistry
Periodic Table & Periodicity Chemical Bonding & Molecular Structure Isolation of Elements Hydrogen s-Block Elements p-Block Elements d and f Block Elements Coordination Compounds Environmental Chemistry
Organic Chemistry
Basics of Organic Chemistry Hydrocarbons Haloalkanes and Haloarenes Alcohols, Phenols and Ethers Aldehydes, Ketones and Carboxylic Acids Compounds Containing Nitrogen Polymers Biomolecules Chemistry in Everyday Life Practical Organic Chemistry
Mathematics
Algebra
Sets and Relations Quadratic Equation and Inequalities Sequences and Series Mathematical Induction and Binomial Theorem Matrices and Determinants Permutations and Combinations Probability Vector Algebra 3D Geometry Complex Numbers Statistics Mathematical Reasoning
Trigonometry
Trigonometric Functions & Equations Inverse Trigonometric Functions Properties of Triangle
Coordinate Geometry
Straight Lines and Pair of Straight Lines Circle Conic Sections
Calculus
Functions Limits, Continuity and Differentiability Differentiation Application of Derivatives Indefinite Integrals Definite Integrals and Applications of Integrals Differential Equations
EXAM MAP
Joint Entrance Examination
JEE MainJEE AdvancedWB JEE
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Medical
NEET