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1
KCET 2018
MCQ (Single Correct Answer)
+1
-0
The temperature coefficient of a reaction is 2. When the temperature is increased from $30^{\circ} \mathrm{C}$ to $90^{\circ} \mathrm{C}$, the rate of saction is increased by
A
150 times
B
410 times
C
72 times
D
64 times
2
KCET 2018
MCQ (Single Correct Answer)
+1
-0
The value of rate constant of a pseudo first order reaction
A
depends only on temperature
B
depends on the concentration of reactants present in small amounts
C
depends on the concentration of reactants present in excess
D
is independent of the concentration of reactants
3
KCET 2017
MCQ (Single Correct Answer)
+1
-0
For a reaction $\frac{1}{2} A \rightarrow 2 B$ rate of disappearance of $A$ is related to rate of appearance of $B$ by the expression
A
$\frac{-d[A]}{d t}=\frac{1}{2} \frac{d[B]}{d t}$
B
$\frac{-d[A]}{d t}=4 \frac{d[B]}{d t}$
C
$\frac{-d[A]}{d t}=\frac{1}{4} \frac{d[B]}{d t}$
D
$\frac{-d[A]}{d t}=\frac{d[B]}{d t}$
4
KCET 2017
MCQ (Single Correct Answer)
+1
-0
Which of the following statement is incorrect?
A
The rate of law for any reaction cannot be determined experimentally.
B
Complex reactions have fractional order.
C
Biomolecular reactions involved simultaneous collision between two species.
D
Molecularity is only applicable for elementary reaction
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KCET Subjects
Physics
Mechanics
Units & Measurement and Dimensions Vector Algebra Motion in a Straight Line Motion in a Plane Laws of Motion Circular Motion Work, Energy and Power Center of Mass and Collision Rotational Motion Gravitation Simple Harmonic Motion Fluid Mechanics Elasticity Waves Heat and Thermodynamics
Optics
Ray Optics Wave Optics
Electromagnetism
Electrostatics Current Electricity Capacitor Moving Charges and Magnetism Magnetism and Matter Electromagnetic Induction Alternating Current Electromagnetic Waves
Modern Physics
Atoms and Nuclei Dual Nature of Radiation Semiconductor Devices and Logic Gates Communication Systems
Chemistry
Physical Chemistry
Some Basic Concepts of Chemistry Atomic Structure States of Matter Thermodynamics Chemical Equilibrium Ionic Equilibrium Liquid Solution Redox Reactions Surface Chemistry Solid State Electrochemistry Chemical Kinetics Nuclear Chemistry
Inorganic Chemistry
Periodic Table and Periodicity Chemical Bonding and Molecular Structure Metallurgy Hydrogen and It's Compounds s-Block Elements p-Block Elements d and f Block Elements Coordination Compounds Salt Analysis Environmental Chemistry
Organic Chemistry
IUPAC Nomenclatures General Organic Chemistry Isomerism Hydrocarbons Haloalkanes and Haloarenes Alcohol, Phenols and Ethers Aldehyde and Ketone Carboxylic Acids and Its Derivatives Compounds Containing Nitrogen Polymers Biomolecules Chemistry in Everyday Life Practical Organic Chemistry
Mathematics
Algebra
Logarithms Quadratic Equations Sequences and Series Permutations and Combinations Probability Sets and Relations Binomial Theorem Vector Algebra Three Dimensional Geometry Matrices and Determinants Statistics Mathematical Reasoning Linear Programming Complex Numbers
Trigonometry
Trigonometric Ratios & Identities Trigonometric Equations Inverse Trigonometric Functions Properties of Triangles
Calculus
Functions Limits, Continuity and Differentiability Differentiation Application of Derivatives Indefinite Integration Definite Integration Area Under The Curves Differential Equations
Coordinate Geometry
Straight Lines and Pair of Straight Lines Circle Parabola Ellipse Hyperbola
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