| Post Name | Higher Secondary School Teacher Chemistry (SR for ST) - Kerala Higher Secondary Education Department |
|---|---|
| Question Paper Code | 007/2024/OL |
| Category Code | 267/2023 |
| Date of Test | 12 January 2024 |
| Exam Type | Online Examination |
| Total Questions | 100 |
1
Gold dissolves in aqua regia to form which of the following compounds?
Answer
A. H[AuClā]
2
Which system does White Phosphorous belong to?
Answer
B. Nido
3
(Egyptian blue) is a
Answer
B. Sheet Silicate
4
Borazole has the ___________ bonds.
Answer
B. 12 sigma and 3 pi bonds
5
In Castner's process, electrolysis of the following is done
Answer
B. Fused Caustic soda
6
For Hydrogen, the Ionisation Energy is of the same order as that of
Answer
C. Halogens
7
Donor atoms in Hard Lewis bases have
Answer
D. High electronegativities and Low polarisabilities
8
Oxy-hemoglobin's red color is caused mainly by
Answer
C. Pure d-d- transition
9
NMR of nitrogen (nuclear spin 1) has
Answer
D. 3 lines
10
Identify the microwave inactive species
Answer
A. Clā
11
Identify the most unstable species among the following
Answer
A. Mn(CO)ā
12
Identify the one having no metal-metal bond
Answer
A. AlāClā
13
J values which are possible for term symbol are
Answer
B. 3
14
A metal ion involved in dioxygen transport in biological systems other than iron is
Answer
A. Copper
15
Which of the following has 4 metal-metal bonds?
Answer
C. [ReāClā]Ā²ā»
16
Which of the following metal ion is present in Carbonic anhydrase?
Answer
D. Zinc
17
For Simple Cubic lattice, the packing fraction in percentage is around
Answer
B. 52
18
The Miller indices for the plane responsible for ļ¬rst Bragg's peak (the plane giving the smallest Bragg angle) for a FCC lattice will be
Answer
C. 111
19
Though according to Band Theory, Mg should be an insulator, it is in practice a conductor. The reason for this is
Answer
D. Overlapping of ļ¬lled 3s and empty 3p orbitals
20
Which of the following cannot be accelerated in a particle accelerator?
Answer
D. None of these
21
Neutrons on being trapped by Hydrogen nuclei forms
Answer
B. Deuterium
22
Identify the chemical involved in the inorganic pigment known as "Yellow Ochre"?
Answer
A. Iron oxide
23
Which phase is characterized by a helical structure in Inorganic liquid crystals?
Answer
B. Cholesteric
24
Which of the following statements are true with reference to inverse spinels having A and B sites?
Answer
C. Both A and B sites are occupied by cations
25
Name the given compound
Answer
C. Pyrylium cation
26
Which among the following is/are cis-1, 3-dimethyl cyclohexane? (i) (ii)
Answer
C. both (i) and (ii)
27
Which statement is false for Azulene?
Answer
C. It has an eight membered ring
28
N-alkyl amide can be prepared by
Answer
D. Ritter reaction
29
The product obtained when formaldehyde is treated with methyl isopropyl ketone and dimethyl amine.
Answer
A. Official structure: (CHā)āNāCHāāC(CHā)āāC(=O)āCHā
30
To which type does Chugaev reaction belong?
Answer
A. a pyrolytic elimination
31
Which is/are the product obtained when 2-Bromobutane is treated with sodium ethoxide in ethanol?
Answer
D. both (1) and (2)
32
The product/products obtained when para chlorotoluene is treated with with liquid ammonia
Answer
D. both (2) and (3)
33
Which among the following is the product obtained when 2-chlorocyclohexanone when treated with sodium alkoxide undergo Favorskii rearrangement?
Answer
A. Official structure: ethyl cyclopentanecarboxylate (cyclopentylāC(=O)āOCāHā
)
34
Haung-Minlon reaction is the modiļ¬cation of
Answer
B. Wolf Kishner reaction
35
Identify the product B. Reaction shown: CHāāCH(OH)āCHāāCHāOH treated with AgāCOāāCelite in benzene gives B.
Answer
C. CHāāC(=O)āCHāāCHāOH
36
The alcohol that do not react with Chromic acid
Answer
C. teritiary butanol
37
Identify the compound X. Reaction shown: X treated with Mg, COā and Hāŗ gives the depicted cyclohexadiene bearing COOH and CH(CHā)(CāHā
) substituents.
Answer
D. Official cyclohexadiene structure with Br and CH(CHā)(CāHā
) substituents
38
Which statement about Hammette substituent constant is true for the substituted benzoic acid?
Answer
D. All of the above
39
Which of the following will give only one product if it undergo E1 reaction in presence of ions
Answer
C. both (ii) and (iv)
40
Protecting group for ketone
Answer
D. all the above
41
Which of the following transition takes place in the case of phosphorescence?
Answer
D. to
42
Which of the following is not true for intermolecular Paterno-Buchi reaction?
Answer
B. The alkene get excited
43
Nature of molecular ion peak in mass spectrum of a bromo substituted hydrocarbon compound
Answer
B. Two molecular ion peak with intensity in the ratio 1 : 1
44
The substrate that can give cyclopentene on heating
Answer
A. Vinyl cyclopropane
45
Which amino acid contains sulphur atom?
Answer
A. cysteine
46
Number of carbon atom present in sesqui terpenes.
Answer
B. 30
47
Which among the following are fat soluble vitamins?
Answer
A. A and D
48
The order of Ī“ values in the Ā¹H NMR spectrum of 2-bromobutane, CHā(e)āCHā(f)āCH(g)(Br)āCHā(h), is
Answer
A. g>f>h>e
49
The Boyle temperature (T_B) of a van der Waals gas can be expressed as
Answer
B. T_B = a/(Rb)
50
The total number of symmetry elements shown by a cubic crystal is
Answer
D. 23
51
The Gibbs-Duhem equation for a system of two components of definite composition, at constant pressure and temperature will be
Answer
A. nādĪ¼ā+nādĪ¼ā=0
52
In the phase diagram (Pressure-Volume plot) of sulphur system, the degrees of freedom at each curve and triple point will be
Answer
D. 1 and 0 respectively
53
The Hemholtz function (A) is related to molar partition function (Q) as
Answer
A. A=ākT ln Q
54
The crystallographic experimental technique, selected area electron diļ¬raction (SAED) is associated with
Answer
C. Transmission Electron Microscopy (TEM)
55
Assuming complete ionization, what is the ionic strength of a solution which is 0.1 molal in NACl and 0.2 molal in
Answer
A. 0.7
56
In polarography, according to the Ilkovic equation the average diļ¬usion current is related to diļ¬usion coeļ¬cient of the electroactive species (D) as
Answer
B. proportional to
57
In a reaction of the type P ā Q, the initial concentration of Q is doubled and, as a result, the half-life is halved. The order of the reaction is
Answer
D. 2
58
At a particular temperature for an ionic reaction in a solvent of dielectric constant , a straight line graph is obtained when
Answer
D. ln k is plotted against 1/
59
Consider a microscopic particle conļ¬ned in a 1D-box with edge length (L). If edge length is doubled, the energy of the particle will be
Answer
C. reduced to 1/4 of initial energy
60
The ground state term symbols for nitrogen (N) atom and nitride anion ( ) are respectively
Answer
B. and
61
When NO molecule is changed to ion, what happened to bond order and N-O stretching frequency?
Answer
A. Bond order and N-O stretching frequency increases
62
The point groups of the molecules and are
Answer
B. and respectively
63
The selection rules for hyperļ¬ne transition in ESR spectroscopy are
Answer
B. Ī =Ā±1 and Ī =0
64
Which of the following is an eļ¬cient technique for liquid-liquid extraction?
Answer
B. Craig method
65
Which crown ether exhibits aļ¬nity for potassium ion?
Answer
A. 18-Crown-6
66
Which are the common thermal analytical methods widely used to investigate polymers?
Answer
B. TG and DSC
67
When a solid solute is added to a solid solvent, which is the observed colligative property?
Answer
C. Depression in freezing point
68
We should increase the number of trials while taking measurements and take their arithmetic mean to avoid
Answer
D. error
69
An example for 2D nanomaterial is
Answer
C. graphene
70
Who is called as the father of green chemistry?
Answer
A. Paul Anastas
71
Which of the following is the best strategy for teacher development?
Answer
B. Self reļ¬ection on performance
72
Washback eļ¬ect is related to
Answer
B. assessment
73
Which of the following is NOT a learning strategy?
Answer
C. Streaming
74
Identify the correct statements(s) (i) The philosophy of Diļ¬erentiated Instruction is adapting instruction to student diļ¬erences (ii) The principle of Diļ¬erentiated Instruction is adopting instructional strategies based on the nature of curricular content Choose the correct answer from the options given below :
Answer
A. (i) alone
75
Which of the following learning aid is an object from real life?
Answer
A. Realia
76
Research designed to advance fundamental knowledge and to test theories is
Answer
A. Basic research
77
Which of the following should NOT be considered as a source for selecting a research problem?
Answer
D. Technique of statistical analysis
78
When a researcher presents someone else's original idea without crediting, it is
Answer
C. Paraphrasing
79
Which of the following statement is NOT true about Ethnographic research? (i) Ethnographic research follows quantitative approach only (ii) Ethnographic research process is cyclic in nature (iii) Ethnographic research involves open ended inquiry (iv) Data collection procedure involves participatory observation Choose the correct answer from the options given below :
Answer
A. Statement (i)
80
Which of the following is best recommended for a good research report?
Answer
D. The ļ¬ndings of the study should reļ¬ect the arguments of the researcher
81
Which of the following state is an example for bicameral legislative system?
Answer
A. Karnataka
82
Article 270 is repealled from Indian Constitution on
Answer
B. August 5, 2019
83
Father of preamble of Indian constitution is
Answer
D. Jawaharlal Nehru
84
The regional languages of India added in
Answer
B. 8th Schedule of Constitution
85
Which of the following statement is/are correct about Indian Constitution? i. The concept of federalism have been taken from French constitution ii. The concept of fundamental rights have been taken from American constitution iii. Idea of residuary powers have been from Japanese constitution iv. The idea of concurrent list have been taken from Australian constitution
Answer
D. only (ii and iv)
86
The symbol of Indian Constitution is
Answer
D. Elephant
87
Who caligraphed the original preamble of Indian Constitution?
Answer
C. Prem Bihari Narain Raizada
88
How many female members were present in the constitutional assembly
Answer
B. 15
89
Which amendment provides 1/3 reservation for women in Loksabha and state assemblies
Answer
A. 106th Amendment
90
Council of states is also known as
Answer
B. Rajya sabha
91
Film director who won life time achievement award of the 27th International Film Festival of Kerala in 2022.
Answer
C. Bela Tarr
92
Which of the following novels are written by P Valsala i. Arakkillam ii. Koomankolly iii. Oorukaval iv. Gauthaman
Answer
C. only (i, ii and iv)
93
Which of the following statement is/are correct about the Travancore i. Pandarapattam proclamation was in 1867 ii. Formation of legislative council was in 1888 iii. Department of agriculture was organised in 1910 iv. Establishment of Travancore university was in 1937
Answer
D. only (ii and iv)
94
Which of the following organizations were not started by Pandit Karuppan i. Kalyanadayini Sabha ii. Samasta Kerala Araya Mahajana Yogam iii. Valasamudhaya Parishkarani Sabha iv. Araya Vamsa Paripalana Yogam
Answer
C. only (ii and iv)
95
Match Column I with Column II and select the correct option Column I Column II a. Kerala Patrika 1. C.P. Govindan Nair b. Kerala Sanchari 2. T.K. Madhavan c. Gajakesari 3. C.Kunjirama Menon d. Desabhimani 4. Murkoth Kumaran
Answer
C. a-3, b-1, c-4, d-2
96
Which of the following statement is/are correct? i. The special conference of the S.N.D.P. Yogam held at Changanacherry passed the resolution in support of abstention ii. The meeting of Ezhava Youth league at Karungapally in 1933 was under the presidentship of C Keshavan iii. Shivagiri Mutt was established at Varkalai in 1903 iv Treatment of Tiyyas in Travancore was written by M. Govindan
Answer
D. only (i and iii)
97
Which of the following statement is/are correct? i. Vaikam Satyagraha was to get approach road to Vaikam temple opened for the Avarnas ii. Suchindram temple Satyagraha was to get the temple opened to all Hindus iii. Guruvayur satyagraha started to get Guruvayoor temple open to all Hindus iv. Paliyam Satyagraha was to get the road in front of main residence of the Paliat Achan open to Avarnas
Answer
B. only (i and iii)
98
Which among the following is correct? i. Annie MAscarene under took train journey across Travancore state causing embarrassment to the government in September 1938 ii. Accamma Cheriyan led the state congress demonstration in Thiruvananthapuram on 23rd October 1938 iii. Elizabeth Kuruvilla was the ļ¬fth acting president of state congress in 1938 iv. A.V. Kuttimalu Amma was associated with Khadi pracharana sangh at Calicut
Answer
A. only (ii, iii and iv)
99
Match column I with column II and select the correct option Column I Column II a. Kalyaninatakam 1. Kunhikuttan Thampuran b. Chandrika 2. Kandathil Varghese Mappila c. Lakshmi Kalyanam 3. Kochunni Thampuran d. Ebraikutty 4. KC Kesava Pillai
Answer
D. a-3, b-1, c-4, d-2
100
Which of the following statement is/are correct i. Rev. J Dawson made the ļ¬rst Shanar converts around Nagercoil ii. Rev. Charles Mead was responsible for getting the right for Shanar Christian women to cover their breast with a distinctive jacket iii. LMS missionaries campaign for the abolition of slavery in Travancore started in 1847 iv. The ļ¬rst government vernacular school in Trivandrum was opened in August 1866
Answer
B. only (ii, iii and iv)
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