Karnataka Board conducts the Common entrance test (KCET) for admission in BE courses.
As per your request, I am forwarding you questions form the KCET previous year papers.
Question 1
Glacial acetic acid is obtained by
A chemically separating acetic acid
B treating vinegar with dehydrating
C crystallising, separating and melting acetic acid
D distiling vinegar.
Question 2
An ester used as medicine is
A ethyl benzoate
B methyl salicylate
C methyl acetate
D ethyl acetate
Question 3
Reaction of aniline with benzaldehyde is
A polymerisation
B condensation
C addition
D substitution
Question 4
A compound that undergoes bromination easily is
A toluene
B benzoic acid
C phenol
D benzene
Question 5
Iron loses magnetic property at
A melting point
B 1000 K
C Curie point
D boiling point
Question 6
A salt producing hydrocarbon among these compounds is
A ethane
B methane
C ethene
D ethyne.
Question 7
Water is a
A amphoteric acid
B aprotic solvent
C protophobic solvent
D protophilic solvent
Question 8
3 g of oxide of a metal is converted to chloride completely and it yielded 5 g of chloride. The equivalent weight of metal is
A 12
B 20
C 33.25
D 2.325
Question 9
Chemical bond implies
A attraction and repulsion
B attraction and repulsion balanced at a particular distance
C attraction
D repulsion.
Question 10
Ammonium ion is
A neither an acid nor base
B both an acid and a base
C a conjugate acid
D a conjugate base
Question 11
Half-life of a reaction is found to be inversely proportional to the cube of initial concentration. The order of reaction is
A 5
B 2
C 4
D 3
Question 12
A cuprous ore among the following is
A cuprite
B malachite
C chalcopyrites
D azurite
Question 13
The flame colours of metal ions are due to:
A Frenkel defect
B Schottky defect
C Metal deficiency defect
D Metal excess defect
Question 14
The equivalent weight of a certain trivalent clement is 20. Molecular weight of its oxide is
A 152
B 56
C 168
D 68
Question 15
The ratio of cationic radius to anionic radius in an ionic crystal is greater than 0.732. Its co-ordination number is:
A 6
B 8
C 1
D 4
Question 16
When chlorine is passed through warm benzene in presence of the sunlight, the product obtained is
A Benztrichloride
B Chlorobenzene
C Gammexane
D DDT
Question 17
Railway wagon axles are made by heating iron rods embedded in charcoal powder. This process is known as
A Tempering
B Case hardening
C Sherardising
D Annealing
Question 18
The tripeptide hormone present in most living cells is
A glutathione
B glutamine
C oxytocin
D ptyalin
Question 19
Kinetic energy of one mole of an ideal gas at 300 K in kJ is:
A 3.74
B 348
C 34.8
D 3.48
Question 20
Energy is stored in our body in the form of:
A ATT
B ADP
C Fats
D Carbohydrates
Question 21
4-chloro-3, 5-dimethyl phenol is called
A Chloramphenicol
B Paracetamol
C Barbital
D Dettol
Question 22
Among the halogens, the one which is oxidised by nitric acid is:
A fluorine
B iodine
C chlorine
D bromine
Question 23
The metal which does not form ammonium nitrate by reaction with dilute nitric acid is: A AI
B Fe
C Pb
D Mg
Question 24
When a mixture of methane and oxygen is passed through heated molybdenum oxide, the main product formed is:
A methanoic acid
B ethanal
C methanol
D methanal
Question 25
The silver salt of a fatty acid on refluxing with an alkyl halide gives an: A acid
B ester
C ether
D amine
For more questions, consider the attachment
