Correct Answer:- Option-D
Question28:-A plot of log[A] Vs time(t} gives a straight line with negative slope. The order of the reaction is :
ಹಿಂ
8:-1
6-2
0-3
Correct Answer:- Option-B
Question29:-The nature of electronic spectra of 'd* block elements is mainly due to :
A:-Incomplete d-orbitals
B:-Term splitting in different crystal field geometry
C:-Presence of hydrated ions
D:-Removal of degeneracy of d-orbitals
Correct Answer:- Option-A
Question30:-How many Bravais lattices can exist in nature 7
‏32م‎
‎8:7
‎C:-14
‎0-7
‎Correct Answer:- Option-C
Question31:-How many ESR lines are observed if an unpaired electron when closed to two non-equivalent protons is placed
in magnetic field 7
‏2ھ‎
‎B:-4
‎C:-6
‎0:-8
‎Correct Answer:- Option-B
Question32:-For which one of the following process it
A:-Fluorescence
B:-Radioactive decay
C:-Chemiluminescence
D:-Phosphorescence
Correct Answer:- Option-D
Question33:-The molecules of *H_20" belongs to the point group :
ಹಿಕ
8:۷
മഗ്‌
0:03
Correct Answer:- Option-C
Question34:-Which one of the following types of bonding is true for ferrocene 7
Ac-Localised Fe-C bond
B:-Delocalised Fe-C 1௦6” *
C:-lonic bond having *Fe~(2+) (-C_5H_5-) 2"
D:-Hydrogen bridge bonding
Correct Answer:- Option-B
Question35:-What is the effect of hydrogen bonding on the IR absorption of N-H group 7
A:-It shifts to lower wave number
8;-1 shifts to higher wave number
C:-No change is observed
D:-None of these
Correct Answer:- Option-A
Question36:-A symmetry element which distinguishes maleic acid from fumaric acid is :
‏وديم‎
‎8:
‏ون‎
‎D:-None of the above
Correct Answer:- Option-A
Question37:-How many hyperfine lines in ESR spectrum are shown by 11025 7
‏6-ھ‎
‎8:-5

inter system crossing (ISC) essential 7