01-03-2019 SANITARY CHEMISTRY

SANITARY CHEMISTRY

EXAM DATE:01-03-2019

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1.Which is the largest News Agency in the World?

A.Associated Press

B.Telam

C.Tanjug

D.Press Trust of India

Ans:A

2.The Cyclone affected India,Sri Lanka and Maldives in November 2017:

A.BOB06

B.Vardah

C.Ockhi

D.Hudhud

Ans:C

3.In the Census of 2011 the Male literacy rate in India

A.65.46

B.74.04

C.81.02

D.82.14

Ans:D

4.The famous Hajjur Inscription was issued by the Ay king Karunandadakkan in the year

A.AD 999

B.AD 1000

C.AD 974

D.None of these

Ans:D

5.The Prime Minister Narendra Modi launched the Programme on 2^nd Oct.,2014 to make clean India:

A.Nirmal Bharat Programme

B.Swachh Bharat Abhiyan

C.Make in India

D.Saansad Adarsh Grama Yojana

Ans:B

6.The first Greek Tennis player to win an ATP World Tour Title of Stockholm Open

A.Ernest Gulbis

B.Rafael Nadal
C.Stefanos Tsitsipas

D.Rojer Federer

Ans:C

7.”Mandan Muthappa”is a character created by

A.Thoppil Bhasi

B.Vaikkom Muhammed Bhasheer

C.Thakazhi Sivasankara Pillai

D.MT Vasudevan Nair

Ans:B

8.The Cabinet Mission came to India to discuss transfer of power to India on

A.24^th March,1946

B.22^nd March,1942

C.9^th August,1942

D.12^th August,1945

Ans:A

9.The winner of Dadasaheb Phalke Award 2018

A.Kasinathuni Viswanath

B.Manoj Kumar

C.Shashi Kapoor

D.Vinod Khanna

Ans:D

10.Who was the founder of All Travancore Muslim Mahajan Sabha?

A.Vakkom Maulavi

B.P.K.Khadeeja

C.Mujeeb Rahman Kinalur

D.None of these

Ans:A

11.The book”Poikayil Yohannan”was written by

A.V.V.Shanthakumar

B.Komaran

C.M.R.Renukumar

D.M.K.Sanu

Ans:C

12.The winner of Kendra Sahithya Academy Award 2017 for his novel”Daivathinte Pusthakam”

A.Prabha Varma

B.K.P.Ramanunni

C.K.R.Meera

D.R.Narayana Paniker

Ans:B

13.Who was the first woman Secretary General of Rajya Sabha?

A.Snehalatha Srivathava

B.Kiran Bedi

C.Ramadevi

D.Kamala Beniwal

Ans:C

14.International Day for preventing the exploitation of Environment in War and Armed conflict

A.November 11

B.November 6

C.November 5

D.November 1

Ans:B

15.The Environment Protection Act was passed in the year

A.1988

B.1968

C.1989

D.1986

Ans:D

16.The place where 27^th Fusion Energy Conference(FEC 2018) held at

A.Gujarat

B.Delhi

C.Maharashtra

D.Kerala

Ans:A

17.Who lead the Revolt of 1857 at Lucknow?

A.Begam Hasrat Mahal

B.Kunwar Singh

C.Rani Lakshmi Bai

D.Khan Bahadur Khan

Ans:A

18.The incident prompted Gandhi to call off the Non-cooperation Movement:

A.Wagon Tragedy

B.Jallianwalla Bagh

C.Chauri Chaura Incident

D.Khilafat Movement

Ans:C

19.The most important coastal port town of Kerala during the Sangam Period:

A.Nelkinda

B.Quilon

C.Kozhikode

D.Muziris

Ans:D

20.The social reformer who organised Kallumala Agitation in Kerala

A.K.Kelappan

B.Ayyankali

C.Mannath Padmanabhan

D.Vaikunda Swamikal

Ans:B

21.The omission of an alpha-particle and two beta-particles in succession produces an ----------of the starting atom.

A.Isotope

B.Isobar

C.Isotone

D.Isomer

Ans:A

22.The order of the C2v point group is

A.3

B.4

C.1

D.2

Ans:B

23.Among CO,NO,HCl and CO2,that which will not yield a microwave spectrum is

A.CO

B.NO

C.HCl

D.CO2

Ans:D

24.The number of normal modes of vibration of C6H6 molecule is

A.30

B.36

C.31

D.35

Ans:A

25.The pie donar ligand in Ziese’s salt is

A.Chlorine

B.Ethylene

C.Acetylene

D.Carbonyl

Ans:B

26.The number of signals exhibited by the protons of TMS in its NMR spectrum is

A.2

B.1

C.3

D.4

Ans:B

27.The hybridization of Nitrogen atom in NH3

A.sp raise to 3

B.sp raise to 2 d

C.sp raise to 3 d

D.sp

Ans:A

28.Radioactive disintegration follows----------order kinetics.

A.First order

B.Second order

C.Zero order

D.Third order

Ans:A

29.The emission of radiant energy after a time lag after its absorption by a substance is called

A.Flurescence

B.Phosphorescence

C.Vibrational relaxation

D.Inter system crossing

Ans:B

30.The ionic character of LiCl,NaCl,KCl,RbCl and CsCl follows the order

A.LiCl>NaCl>KCl>RbCl>CsCl

B.LiCl<NaCl<KCl<RbCl<CsCl

C.LiCl=NaCl<KCl=RbCl<CsCl

D.NaCl>LiCl>KCl>RbCl>CsCl

Ans:B

31.Which among the following is the optical property of colloid?

A.Brownian movement

B.Electrophoresis

C.Tyndal Effect

D.Electro osmosis

Ans:C

32.How many isoprene units are present in a monoterpenois?

A.3

B.4

C.2

D.1

Ans:C

33.The oxidation number of Cr in Cr2O7 raise to 2- is

A.+7

B.+6

C.+5

D.+4

Ans:B

34.The reagent used in Benzoin condensation

A.OH-

B.EtO-

C.CN-

D.CH3COO-

Ans:B

35.Which indicator is used in Iodometric titration?

A.Eriochrome Black T

B.Starch solution

C.N-Phenyl anthranilic acid

D.Methyl Orange

Ans:C

36.The ligand denticity of EDTA is

A.6

B.5

C.4

D.3

Ans:A

37.The number of particles per unit cell of BCC is

A.4

B.2

C.1

D.6

Ans:B

38.The total number of crystal systems present is

A.8

B.32

C.7

D.31

Ans:B

39.The principle of liquid-gas chromatography is

A.Adsorption

B.Absorption

C.Partition

D.None of them

Ans:C

40.Which metal ion is present inVitamin B-12?

A.Cobalt

B.Nickel

C.Iron

D.Copper

Ans:A

41.How many oxygen molecules are carried by a single Haemoglobin molecule?

A.4

B.3

C.2

D.1

Ans:A

42.How many significant figures are there in the quantity 0.0063g?

A.3

B.4

C.2

D.1

Ans:C

43.How many peaks are observed in the IR spectrum of CO2 molecule?

A.3

B.4

C.2

D.1

Ans:C

44.Asbestos is an example of___________silicate.

A.Cyclic

B.Chain

C.Sheet

D.Three dimensional

Ans:B

45.Rutile is an ore of

A.Titanium

B.Iron

C.Aluminium

D.Zinc

Ans:A

46.The highest oxidation state shown by the transition element is

A.+7

B.+8

C.+6

D.+5

Ans:B

47.The intense violet colour of KMnO4 is due to ______________transition.

A.Charge transfer

B.d-d transition

C.f-f transition

D.Lanthanide contraction

Ans:A

48.What is the CFSE for an octahedral high spin d raise to 4 system?

A.-12Dq

B.-6Dq

C.-24Dq

D.-18Dq

Ans:B

49.Which one of the following metal carbonyls does not obey the EAN rule?

A.Ni(CO)4

B.Fe(CO)5

C.Cr(CO)6

D.V(CO)6

Ans:D

50.The co-ordination number of iron in haemoglobin

A.4

B.5

C.6

D.7

Ans:C

51.What designation is given to a sublevel having n=4,l=1?

A.4p

B.4s

C.4d

D.4f

Ans:A

52.Be shows a diagonal relationship with

A.Al

B.Mg

C.Si

D.Na

Ans:A

53.The state of hybridisation of Be in BeF2

A.sp raise to 3

B.sp raise to 2 d

C.sp raise to 3 d

D.sp

Ans:D

54.But-1-ene can be converted to butane by reaction with

A.Pd/H2

B.Zn/HCl

C.Sn-HCl

D.Zn-Hg

Ans:A

55.Which of the following compounds show geometrical isomerism?

A.Cyclopropane

B.Cyclobutane

C.1,2-dimethylcyclopropane

D.None of these

Ans:C

56.Which of the following compounds is aromatic?

A.Cyclobutadiene

B.Cyclooctatetraene

C.Cyclopropene

D.Cyclopentadienyl anion

Ans:D

57.The monomer of natural rubber is

A.2-methyl-1,3-butadiene

B.1,3-butadiene

C.1,3-pentadiene

D.2-methyl-1,3-pentadiene

Ans:A

58.Which alkaloid is present in Hemlock seed?

A.Coniine

B.Quinine

C.Piperine

D.Morphine

Ans:A

59.Sea water will boil at a temperature

A.Higher than pure water

B.Lower than pure water

C.Same as that of pure water

D.Cannot be predicted

Ans:A

60.Producer gas ia a mixture

A.CO+H2

B.CO+H2O

C.CO+N2

D.CO+O2

Ans:C

61.For a spontaneous process the free energy change should be

A.Positive

B.Negative

C.Either positive or negative

D.Zero

Ans:B

62.A system which can exchange neither energy nor matter with surroundings is called

A.Open system

B.Closed system

C.Isolated system

D.Independent system

Ans:C

63.Vibrational spectra will be obtained by the absorption of:

A.Microwave radiation

B.IR radiation

C.Ultraviolet radiation

D.Visible radiation

Ans:B

64.Which point group does CO2 molecule belongs to?

A.D alpha h

B.C3v

C.C2h

D.C alpha V

Ans:A

65.Which one of the following is a Zn containing enzyme?

A.Cytochrome P-450
B.Tyrosinase

C.Alcohol dehydrogenase

D.Cytochrome oxidase

Ans:C

66.The alkaloid used as an antimalarial drug:

A.Atropine

B.Cocaine

C.Quinine

D.Coniine

Ans:C

67.The heat of neutralisation when a strong acid is neutralised by a strong base:

A.-57 kJ/mole

B.57 Cals/mole

C.-57 J/mole

D.-57 k.Cals/mole

Ans:A

68.Which defect causes a decrease in density?

A.Schottky

B.Frenkel

C.Metal excess

D.F-centre

Ans:A

69.The radius ratio of octahedral void is

A.0.414

B.0.225

C.0.0414

D.0.0225

Ans:A

70.The pH of a 0.001 M HCl solution is:

A.2

B.3

C.4

D.1

Ans:B

71.How many signals would be expected in the NMR spectrum of (CH3)3CCl?

A.One signal

B.Two signal

C.Three signal

D.Nine signal

Ans:A

72.The monomer of Orlon:

A.Formaldehyde and phenol

B.Ethylene glycol

C.Vinyl cyanide

D.Adipicacid and hexamethylene diamine

Ans:C

73.Which of the following is a Nitro dye?

A.Methyl orange

B.Aniline yellow

C.Martius yellow

D.Methyl blue

Ans:C

74.Which one is the strongest base among the following?

A.CH3NH2

B.(CH3)2NH2

C.NH3

D.(CH3)3NH2

Ans:B

75.Aspirin is

A.Acetyl salicylic acid

B.Ethoxy benzoic acid

C.Methoxy benzoic acid

D.Acetyl oxalic acid

Ans:A

76.Which acid is used for cleaning glass wares in the laboratory?
A.Sulphuric acid

B.Hydrochloric acid

C.Nitric acid

D.Chromic acid

Ans:D

77.Cellulose is a linear polymer of:

A.Alpha-D-glucose

B.Beta-D-glucose

C.D-fructose

D.Sucrose

Ans:B

78.Rickets is caused by the deficiency of:

A.Vitamin-A

B.Vitamin-B

C.Vitamin-D

D.Vitamin-K

Ans:C

79.The –COOH group in carboxylic acid can be replaced by H atom by:

A.Zn and HCl

B.H2 with Ni

C.Sodalime

D.LiAlH4

Ans:C

80.Barbituric acid and its derivatives are well known

A.Antiseptics

B.Antipyretics

C.Tranquilizers

D.Analgesics

Ans:C

81.The isomers that are interconverted through rotation around a single bond are called:

A.Epimers

B.Anomers

C.Enantiomers

D.Conformations

Ans:D

82.Maleic acid and fumaric acid are the forms of:

A.Chain isomers

B.Optical isomers

C.Geometrical isomers

D.Epimers

Ans:C

83.In contact process for the manufacture of sulphuric acid,the catalyst is:

A.Finely divided iron

B.Nickel powder

C.LiAlH4

D.V2O5

Ans:D

84.BF3 is an acid according to

A.Arrhenius concept

B.Bronsted-Lowry concept

C.Ostwaid

D.Lewis concept

Ans:D

85.How many coulombs of electricity are required to produce 20.0 g of calcium from molten CaCl2?

A.57900 C

B.96500 C

C.10800 C

D.48250 C

Ans:B

86.The cell constant of a cell is equal to:A
A.a/I

B.I/a

C.a-I

D.I-a

Ans:B

87.The reduction potential of two half cells Mg raise to 2+/Mg and Cu raise to 2+/Cu are -2.37 V and +0.34 V respectively.The cell potential is

A.-2.03 V

B.2.71 V

C.1.36 V

D.2.3 V

Ans:B

88.At equilibrium state:

A.Delta G is positive

B.Delta H is negative

C.Delta G is zero

D.Delta H is positive

Ans:C

89.The heat absorbed by the system at constant pressure is

A.Delta E

B.Delta H

C.Delta G

D.Delta S

Ans:B

90.How many unpaired electrons are present in Cu raise to + ion?

A.2

B.1

C.0

D.3

Ans:B

91.According to Hund’s rule,the number of unpaired electrons in nitrogen atom will be

A.2

B.1

C.5

D.3

Ans:D

92.Which type of isomerism is shown by [Co(NH3)5NO2]Cl?

A.Ionisation

B.Linkage

C.Co-ordination

D.Geometrical

Ans:B

93.Which one is homopolymer?

A.PVC

B.Nylon 6

C.Nylon 6,6

D.Terylene

Ans:A

94.Three letters ABC can be arranged in____________number of ways.

A.6

B.4

C.8

D.12

Ans:A

95.The inter nuclear distance remains constant during electronic excitation.This assumption is:

A.Morse

B.Huckel rule

C.Born Oppenheimer

D.Frank Condon

Ans:D

96.A bond stretching frequency around 1700cm raise to -1 is due to

A.C=N

B.C-Cl

C.C=0

D.C=C

Ans:C

97.Which of the following is an auxochrome?

A.-NH2

B.-N=N-

C.-C=C-

D.-NO2

Ans:A

98.For phenol-water system,the critical solution temperature is

A.65.1 Degree C

B.68.1 Degree C

C.76.2 Degree C

D.39.5 Degree C

Ans:B

99.Alpha-helical structure refers to the -----------structure of protein.

A.Primary

B.Secondary

C.Tertiary

D.Quaternary

Ans:B

100.Bhopal Tragedy is due to:

A.Ethyl isocyanate

B.Phenyl isocyanate

C.Propyl isocyanate

D.Methyl isocyanate

Ans:D

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