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KCET
List of top Questions asked in KCET
If
\(a_1, a_2, a_3, \ldots, a_{10}\)
is a geometric progression and
\(\frac{a_3}{a_1} = 25\)
then
\(\frac{a_9}{a_5}\)
equals
KCET - 2022
KCET
Mathematics
Sequence and series
If all permutations of the letters of the word MASK are arranged in the order as in dictionary with or without meaning, which one of the following is 19th word ?
KCET - 2022
KCET
Mathematics
permutations and combinations
In Kolbe's reaction the reacting substances are
KCET - 2022
KCET
Chemistry
Organic Chemistry - Some Basic Principles and Techniques
An organic compound with molecular formula C
7
H
8
O dissolves in NaOH and gives a characteristic colour with FeCl
3
. On treatment with bromine, it gives a tribromo derivative C
7
H
5
OBr
3
. The compound is
KCET - 2022
KCET
Chemistry
Organic Chemistry - Some Basic Principles and Techniques
Identify the products A and B in the reactions:
\(R-X + AgCN \longrightarrow A + AgX\)
\(R-X + KCN \longrightarrow B+ KX\)
KCET - 2022
KCET
Chemistry
Organic Chemistry - Some Basic Principles and Techniques
Among the following product the products formed by the reaction of anisole with HI are
KCET - 2022
KCET
Chemistry
Organic Chemistry - Some Basic Principles and Techniques
The major product obtained when ethanol is heated with excess of conc. \(H_2SO_4\) at 443 K is
KCET - 2022
KCET
Chemistry
Organic Chemistry - Some Basic Principles and Techniques
All Cu(II) halides are known, except ithe iodide, the reason for it is that
KCET - 2022
KCET
Chemistry
Inorganic chemistry
In the following pairs of halogen compounds, which compound undergoes SN
1
reaction?
KCET - 2022
KCET
Chemistry
Organic Chemistry - Some Basic Principles and Techniques
The Complex hexamine platinum (IV) chloride will give ___ number of ions on ionization
KCET - 2022
KCET
Chemistry
coordination compounds
\((NH_4)_2Cr_2O_7\) on heating liberates a gas. The same gas will be obtained by
KCET - 2022
KCET
Chemistry
Redox reactions
Which noble gas has least tendency to form compounds ?
KCET - 2022
KCET
Chemistry
Modern Periodic Law And The Present Form Of The Periodic Table
The property of halogens which is not correctly matched is
KCET - 2022
KCET
Chemistry
Modern Periodic Law And The Present Form Of The Periodic Table
Which can adsorb larger volume of hydrogen gas ?
KCET - 2022
KCET
Chemistry
Surface Chemistry
What will be the value of x in Fe
++
, if the magnetic moment
\(\mu = \sqrt{24}\)
BM
KCET - 2022
KCET
Chemistry
coordination compounds
A transition metal exists in its highest oxygen state. It is expected to behave as
KCET - 2022
KCET
Chemistry
Inorganic chemistry
The strong reducing property of hypophosphorous acid due to
KCET - 2022
KCET
Chemistry
Redox reactions
Half- life of a reaction is found to the inversely proportional to the fifth power of its initial concentration, the order of reaction is
KCET - 2022
KCET
Chemistry
Chemical Kinetics
For n
th
order of reaction, Half-life period is directly proportional to
KCET - 2022
KCET
Chemistry
Chemical Kinetics
For spontaneity of a cell, which is correct ?
KCET - 2022
KCET
Chemistry
Electrochemistry
Specific Conductance of 0.1 M HNO
3
is 6.3 x 10
-2
ohm
-1
cm
-1
. The molar conductance of the solution is
KCET - 2022
KCET
Chemistry
Electrochemistry
Colloidal solution commonly used in the treatment of skin disease is
KCET - 2022
KCET
Chemistry
Colloids
The rate of reaction:
\(\text{CH}_3\text{COOC}_2\text{H}_5 + \text{NaOH} \rightarrow \text{CH}_3\text{COONa} + \text{C}_2\text{H}_5\text{OH}\)
is given by the equation. Rate
\(K[\text{CH}_2\text{COOC}_2\text{H}_5] [\text{NaOH}]\)
. If concentration is expressed in
\(\text{mol L}^{-1}\)
. The unit of K is
KCET - 2022
KCET
Chemistry
Chemical Kinetics
A first order reaction is half completed in 45 min. How long does it need 99.9% of the reaction to be completed?
KCET - 2022
KCET
Chemistry
Chemical Kinetics
If 3 g of glucose (Molar mass = 180) is dissolved in 60 g of water at 15 degree, the osmotic pressure of the solution will be
KCET - 2022
KCET
Chemistry
Solutions
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