1.
The most common oxidation state of actinide is
a)
+2 b) 1 c) +3 d)
+4
2. Which of the
following lanthanide have no partly filled 4f-subshell but have electrons in
5d-subshell?
a) Ce b)
Lu c)
Pm d)
Nd /
a) Scandium b)
Titanium c) Zinc
d)
Lanthanum
3. Chlorophyll
is a_________
a) Magnesium - Porphyrin complex
b) Iron -
Porphyrin complex
c) Copper - Porphyrin complex d) Nickel
- Porphyrin
complex
4. In the nuclear reaction, 90Th232 → 82Pb208 the
number of α and β particles emitted are,
a) 1α, 4β b)
2α, 2β c)
6α, 4β d) 8α, 4β
5. The smallest repeating unit in space
lattice which when repeated over and again results in the crystal of the given substance
is called
a) Space lattice b)
Crystal lattice c)
Unit cell d) Isomorphism
6. Presence of moisture in
contact process
a) activates the
catalyst b)
deactivates the catalyst
c) increases the
product d)
makes the catalyst porous
7. Ethyl alcohol cannot be used as a solvent for CH3MgI because
a) CH3MgI
reacts with alcohol giving methane
b) The reaction between them is explosive in nature
c) CH3MgI is converted to C2H5MgI d)
Alcohol is immiscible with CH3MgI
8. Tollen’s reagent is
a) Ammoniacal cuprous chloride b) Ammoniacal cuprous oxide
c) Ammoniacal silver
nitrate d)
Ammoniacal silver chloride
9. The order of reactivity of carboxylic acid derivatives is
a) Acid chloride > Ester > Amide > Acid anhydride
b) Acid chloride > Acid anhydride
> Ester > Amide
c) Acid chloride > Amide > Acid
anhydride > Ester
d) Acid anhydride > Ester > Amide > Acid chloride
10. Methyl isocyanide on reduction using LiAlH4 gives
a) Methyl amine b) Ethyl amine c)
Di methyl amine d)
Trimethyl amine
11. _________ acts as a protective agent on
the surfaces of animals and plants.
a) Carbohydrates b)
Vitamins
c) Nucleic acids d) Waxes
12.
In a molecule when Nb = 8 and Na = 2 then the bond order is
a) 3 b) 4 c) 2.5 d) 2
13. The oxidation
state of Uranium in UO2Cl2 is
a) +
2 b)
+
4 c)
+
5 d)
+ 6
14. The type of
isomerism found in the complexes
[Co(NO2)(NH3)5]SO4 and [Co(SO4)(NH3)5]NO2
a) Hydrate
isomerism b)
Co-ordination isomerism
c) Linkage
isomerism d)
Ionisation isomerism
15. In the
nuclear reaction 92U238
→ 82Pb206
the number of α and β particles emitted are
a) 7α, 5β b) 6α, 4β c) 4α, 3β d)
8α, 6β
16. Which is the
correct statement of IInd law
of thermodynamics?
a) A process
accompanied by deccrease in entropy tends to be spontaneous
b) Efficiency of
a machine can be cent percent
c) It is impossible to transfer heat
from a cold body to a hot body by a machine without doing any work
d) It is possible
to convert the input energy completely to work by a machine
17. The maximum
yield of SO3 in
contact process is
a) 97%
b) 37% c) 50% d) 47%
18. Arrhenius
equation is given as
a) k = Ae–
1/RT b) k = Ae– RT / Ea c) k = Ae– Ea/RT d) k = AeEa/RT
19. The catalyst
used for the decomposition of KClO3 is
a) MnO2 b) Cl2 c)
V2O5 d)
Pt
20. The value of
enthalpy of neutralisation of strong acid by strong base is
a) – 87.32 kJ
equiv– 1 b)
– 57.32 kJ equiv– 1
c) – 72.57 kJ
equiv– 1 d)
– 77.23 kJ equiv– 1
21. A compound
that gives a positive iodoform test is
a) 1 - pentanol b) 2 - pentanone c) 3 - pentanone d) pentanal
22.
Bromination of anisole give
a) o -
bromoanisole b) m - bromoanisole c)
p - bromoanisole d) both a) and c)
23. Formaldehyde
polymerises to give
a) Paraldehyde b) Paraformaldehyde c) Formalin d) Formic acid
24. The reagent
that cannot be used for the conversion of C6H5–NO2 → C6H5 –NH2
a) Sn / HCl b) LiAIH4 c)
H2 / Ni d)
Zn / NaOH
25. Shape of
p-orbital is
a) spherical b) clover leaf c) dumb-bell
d) doughnut
26. A substance
which increases the activity of a catalyst
a) positive
catalyst b) negative catalyst c) promoter d)
catalytic poison
27. In the
following radioactive decay, 92X232 → 89Y220,
how many α and β particles are ejected.
a) 3α, 3β
b)
5α, 3β c)
3α, 5β d)
5α, 5β
28. Ethylene
glycol forms terylene with
a) Adipic acid b)
Phthalic anhydride
c) Terephthalic acid
d) Oxalic acid
29. The
percentage efficiency of a heat engine working between the temperature T1 K and T2 K (T1 > T2)
is given by
a) (T2 – T1 / T2)
x 100 b) (T1 – T2 / T1) x 100
c) (T1 / T2)
x 100 d) (T2 / T1)
x 100
30. A metal ion
from the first transition series forms an octahedral complex with magnetic
moment of 4.9 BM and another octahedral complex which is diamagnetic. The metal
ion is
a) Fe2+ b)
Co2+ c)
Mn2+ d) Ni2+
31. Excess of
sodium hydroxide reacts with zinc to form
a) Zn - H2 b)
Na2ZnO2 c) ZnO d) Zn(OH)2
32. Purity of
blister copper is
a) 100% b) 98% c) 90% d)12%
33. If Δng is positive
a) Kp = Kc b)
Kc < Kp c) Kc > Kp d) Kc=
0
34. Which of the
following particle having same kinetic energy, would have the maximum
de-Broglie wave length?
a) α - particle b) proton c) β - particle d) neutron
35. Important
ore of lanthanides is
a) Pitch blende b) Monozite c) Gypsum d) Chormite
36. For the
titration between HCl and sodium carbonate the indicator used is
a) potassium
permanganate b) phenolphthalein c) litmus d)
methyl orange
37. One can draw
the map of building on a glass plate by
a) HI b) HF c)
HBr d)
HCl
38. Colloidal
milk of magnesia is used
a) as germ
killer b) as fertilizer c) for stomach
disorders d) as tonic
39. The reaction
between a primary amine, chloroform and alcoholic KOH is known as
a) Gabriel reaction b) Mustard
oil reaction
c) Carbyl amine reaction
d)
Hoffmann reaction
very much of thanks -krishnasamy student
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