Chapter 32

A Complete Resource Book in Chemistry for JEE Main · 102 exercises

Problem 54

2-acetoxybenzoic acid is a/an (a) antiseptic (b) mordant dye (c) antibiotic (d) aspirin

4 step solution

Problem 55

Which of the following is an analgesic? (a) streptomycin (b) penicillin (c) chloramphenicol (d) paracetamol

3 step solution

Problem 56

Arsenic drugs are mainly used in the treatment of (a) cholera (b) syphilis (c) jaundice (d) typhoid

4 step solution

Problem 57

Which of the following is used for inducing sleep? (a) bithional (b) barbituric acid derivatives (c) paracetamol (d) chloroquine

3 step solution

Problem 59

Which one is a protein fibre? (a) rayon (b) cotton (c) polyester (d) silk

3 step solution

Problem 60

Which is incorrect in relation to statement rocket propellants? (a) fast rate of combustion (b) combustion should produce a large volume of gases (c) combustion should produce a small volume of gases (d) ashless

3 step solution

Problem 61

Which of the following is used as an oxidizer in rocket propellents? (a) liquid hydrogen (b) nitric acid (c) liquid hydrazine (d) kerosene oil

3 step solution

Problem 62

What type for propellant was used in SLV-3 (India)? (a) UDMH + liquid \(\mathrm{N}_{2} \mathrm{O}_{4}\) (b) \(\mathrm{MMH}\) + liquid \(\mathrm{N}_{2} \mathrm{O}_{4}\) (c) kerosene + liquid oxygen (d) composite solid propellent

4 step solution

Problem 63

A mixture of nitro cellulose and nitro glycerine is a (a) double base propellent (b) monopropellent (c) hybrid propellent (d) biliquid propellent

4 step solution

Problem 64

Thrust imparted to the rocket is governed by the (a) gravitational law (b) third law of thermodynamics (c) Newton's third law (d) none of the above

4 step solution

Problem 66

An example of a liquid propellant is (a) \(\mathrm{H}_{2} \mathrm{SO}_{4}+\) hydrazine (b) \(\mathrm{HNO}_{3}+\mathrm{HCl}\) (c) liquid \(\mathrm{N}_{2} \mathrm{O}_{4}+\) kerosene (d) none of these

6 step solution

Problem 69

Point out the correct statements about antibiotics. (1) pencillin was discovered by Fleming (2) phenactine is a very important antibiotic (3) they are used in the treatment of infections diseases (4) they are produced by various organisms and fungi (a) 1,2 and 3 (b) 1,2 and 4 (c) 1,3 and 4 (d) 2,3 and 4

5 step solution

Problem 70

Which dye is obtained from plants? (a) indigo (b) orange-I (c) aniline yellow (d) none

6 step solution

Problem 71

Which of the following is a synthetic dye? (a) phenolphthalein (b) alizarin (c) martius yellow (d) malachite green

6 step solution

Problem 73

Which of the following is used as a tranquilizer? (a) seconal (b) luminal (c) barbituric acid derivatives (d) all of these

3 step solution

Problem 74

Which one of the following is not used as fuel in rocket propellants? (a) liquid oxygen (b) liquid hydrogen (c) liquid hydrazine (d) kerosene oil

3 step solution

Problem 75

Which one of the following will impart highest specific impulse? (a) \(\mathrm{NH}_{3}+\mathrm{F}_{2}\) (b) \(\mathrm{H}_{2}+\mathrm{O}_{2}\) (c) Alcohol \(+\mathrm{O}_{2}\) (d) \(\mathrm{H}_{2}+\mathrm{F}_{2}\)

7 step solution

Problem 76

If a compound absorbs in the wave length region corresponding to green, then it will appear (a) red (b) violet (c) green (d) orange

4 step solution

Problem 77

If a compound absorbs in the wave length region corresponding to green, then it will appear (a) red (b) violet (c) green (d) orange

3 step solution

Problem 79

Which of the following statements is true? (1) some disinfectants can be used as antiseptics in lower concentrations (2) sulphadiazine is a synthetic antibacterial (3) ampicillin is a natural antibiotic (4) aspirin is an analgesic and an antipyretic (a) 1,2 and 3 (b) 1,2 and 4 (c) 2,3 and 4 (d) 1,3 and 4

3 step solution

Problem 80

Asprin is an (a) antimalarial (b) analgesic (c) antipyretic (d) both analgesic and antipyretic

4 step solution

Problem 81

Which of the following is not an antibiotic? (1) morphine (2) terramycin (3) D-pencillamine (4) chloromycetin (a) 1 only (b) 2 only (c) 1 and 2 (d) 2 and 3

4 step solution

Problem 82

The drug used for treatment of typhoid is (a) quinine (b) chloromycetin (c) novalgin (d) paracetamol

3 step solution

Problem 84

Which compound is used in synthesis of dyes? (a) phenol (b) naphthol (c) toluene (d) all

4 step solution

Problem 87

Amoxillin is a semi-synthetic modification of (a) tetracycline (b) chloroampheniol (c) penicillin (d) streptomycin

4 step solution

Problem 88

Alizarin dye obtained from the root of madder plant is an anthraquinone derivative. Its structure corresponds to (a) 2,3 -dihydroxy anthraquinone (b) 1,2 -dihydroxy anthraquinone (c) 1-hydroxy anthaquinone (d) 1,4 -dihydroxy anthraquinone

3 step solution

Problem 89

Which of the following are true? (1) aspirin is an analgesic as well as an antipyretic (2) some disinfectants can be used as antiseptics (3) sulphadiazine is a synthetic antibacterial (a) 2 and 3 (b) 1 and 2 (c) 1 and 3 (d) 1,2 and 3

4 step solution

Problem 90

Among the following, which one of them is not the correct match? (a) indigo (azo dye) (b) keratin (protein) (c) lipase (ester) (d) silk (polyamide)

4 step solution

Problem 91

The correct structure of the drug paracetamol is (a) CC(=O)Nc1ccc(O)cc1 (b) NC(=O)c1ccc(Cl)cc1 (c) NC(=O)c1ccc(O)cc1 (d) none of these

5 step solution

Problem 93

During the deepening of the colour of a dye, the absorption shifts towards red. This shifting is called (a) bathochromic shift (b) hypochromic shift (c) hyperchromic shift (d) auxochromic shift

3 step solution

Problem 94

Which of the following can possibly by used as analgesic without causing addiction and any modification? (a) Diazepam (b) Tetra hydrocatenol (c) Morphine (d) N-acetyl para-aminophenol

4 step solution

Problem 95

Phenyl diazonium chloride forms an azo dye with 1\. aniline 2\. phenol 3\. \(\mathrm{N}, \mathrm{N}\)-dimethyl aniline 4\. anisole (or methoxybenzene) (a) 1,2 and 3 are correct (b) 2,3 and 4 are correct (c) 1,3 and 4 are correct (d) 1,2 and 4 are correct

6 step solution

Problem 96

Which of the following statements about carbon fibres are correct? (1) They can be made from viscose rayon (2) They are used for making nose tips of missiles (3) They have low thermal conductivity and used as insulators (4) They are used for making components of bone plates Select the correct answer. (a) 1,2 and 3 (b) 2 and 3 only (c) 1,2 and 4 (d) 2 and 4 only

5 step solution

Problem 97

Which is correct about Aspirin? (a) It is Antipyretic (b) Calcium and Sodium salts of Aspirin are mo. soluble. (c) It is quite safe when taken empty stomach (d) It is Analgesics also.

4 step solution

Problem 98

Which of the following are Hypnotics? (a) Luminal (b) Seconal (c) Equanil (d) Naproxen

3 step solution

Problem 99

Which of the following are Correctly matche \(\begin{aligned}&\text { Coloumn I } & \text { Coloumn II }\end{aligned}\) (a) CC(=O)Nc1ccc(C)cc1 Phenacetin (b) CC(=O)Nc1ccc(O)cc1 Paracetamol(c) CC(=O)Oc1ccccc1C(=O)O Aspirin (d) CC1=CCC(CO)CC1 \(\alpha\)-Terpineol

4 step solution

Problem 100

Which of the following are Anti-depressans its (a) Phenelzine (Nordil) (b) Benzedrine (c) Diazepam (d) Methamphetamine

5 step solution

Problem 101

Which of the following are Artificial Sweetening agents? (a) Cyclomate (b) Alitame (c) Sucrose (d) Aspartame

5 step solution

Problem 102

Sodium salts of which of these acids can be used in making Soaps? (a) Stearic Acid (b) Palmitic Acid (c) Tartaric Acid (d) Lauric Acid

4 step solution

Problem 103

Which of the following pair cannot be used as a Rocket (c) Liquid \(\mathrm{H}_{2}+\) Liquid \(\mathrm{N}_{2}\) Propellant? \(\quad\) (d) Liquid \(\mathrm{O}_{2}+\) Liquid \(\mathrm{N}_{2} \mathrm{H}_{4}\) (a) Liquid \(\mathrm{H}_{2}+\) Liquid \(\mathrm{O}_{2}\) (b) Liquid \(\mathrm{O}_{2}+\) Liquid \(\mathrm{Ar}\)

7 step solution

Problem 104

Which of the following pair cannot be used as a Rocket (c) Liquid \(\mathrm{H}_{2}+\) Liquid \(\mathrm{N}_{2}\) Propellant? \(\quad\) (d) Liquid \(\mathrm{O}_{2}+\) Liquid \(\mathrm{N}_{2} \mathrm{H}_{4}\) (a) Liquid \(\mathrm{H}_{2}+\) Liquid \(\mathrm{O}_{2}\) (b) Liquid \(\mathrm{O}_{2}+\) Liquid \(\mathrm{Ar}\)

4 step solution

Problem 105

Which of the following cannot be used as an Antiseptic (a) Iodoform (b) Boric acid (c) \(1 \%\) solution of Phenol (d) Low concentrated solution of \(\mathrm{SO}_{2}\)

6 step solution

Problem 106

Select the incorrect statements? (a) Chloramphenicol is a board spectrum Antibiotic (b) Ampicillin and Amoxicillin are derivatives of Penicillin (c) Naproxen is an Analgesics (d) Barbitaric Acid is an Antibiotic.

2 step solution

Problem 107

1\. Match the following: List I List II \(\begin{array}{ll}\text { (dyes) } & \text { (Types of dyes) }\end{array}\) 1\. Orange I (i) Mordant dye 2\. Aniline yellow (ii) Acid dye 3\. Martius yellow (iii) Fibre reactive dyes (and congo red) 4\. Alizarin (iv) Basic dye (v) Direct dye The correct matching is: 1 \(2 \quad 3\) 4 (a) (iv) (iii) (i) (v) (b) (iv) (ii) (v) (i) (c) (ii) (iv) (v) (i) (d) (iii) (iv) (v) (i)

6 step solution

Problem 108

Match list I with list II and select the correct answer using the code given below the lists. List I List II (chemotherapeutic (examples) agents) 1\. Antibiotic A. Chloroxylenol 2\. Antiseptic B. Chloampheniramine 3\. Analgesic C. Chloramphenicol 4\. Tranquilizer D. Diclophenac sodium E. VeronalCodes: (a) \(1-\mathrm{A}, 2-\mathrm{C}, 3-\mathrm{D}, 4-\mathrm{E}\) (b) \(1-\mathrm{B}, 2-\mathrm{A}, 3-\mathrm{D}, 4-\mathrm{E}\) (c) \(1-\mathrm{B}, 2-\mathrm{C}, 3-\mathrm{E}, 4-\mathrm{D}\) (d) \(1-\mathrm{C}, 2-\mathrm{A}, 3-\mathrm{D}, 4-\mathrm{E}\)

5 step solution

Problem 109

Match list I with list II and select the correct answer using the code given below the lists. \(\begin{array}{ll}\text { List I } & \text { List II }\end{array}\) A. Peroxy acetyl nitrate 1\. Waste incineration B. Polyacyclic aromatic 2\. Global warming hydrocarbons C. Dioxins 3\. Photochemical \(\mathrm{smog}\) D. Indigo 4\. Carcinogens E. IR active molecules 5\. Vat dye Codes (a) \(\mathrm{A}-3, \mathrm{~B}-4, \mathrm{C}-1, \mathrm{D}-5, \mathrm{E}-2\) (b) \(\mathrm{A}-1, \mathrm{~B}-2, \mathrm{C}-3, \mathrm{D}-4, \mathrm{E}-5\) (c) \(\mathrm{A}-3, \mathrm{~B}-5, \mathrm{C}-1, \mathrm{D}-2, \mathrm{E}-4\) (d) \(\mathrm{A}-2, \mathrm{~B}-3, \mathrm{C}-5, \mathrm{D}-4, \mathrm{E}-1\)

6 step solution

Problem 110

Match the following: List I List II 1\. Iodoform (i) Anaesthetic 2\. Methyl salicylate (ii) Antiseptic 3\. Diethyl ether (iii) Insecticide 4\. Hexachlorocyclohexane (iv) Detergent (v) Pain balmThe correct matching is: \(\begin{array}{llll}1 & 2 & 3 & 4\end{array}\) (a) (i) (iv) (ii) (v) (b) (iii) (iv) (i) (ii) (c) (ii) (v) (i) (iii) (d) (v) (iv) (i) (iii)

3 step solution

Problem 111

$$ \begin{aligned} &\text { Match the following }\\\ &\begin{array}{ll} \hline \text { Column-I } & \text { Column-II } \\ \hline \text { (a) Aspirin } & \text { (p) Antipyretic } \\ \text { (b) Paracetamol } & \text { (q) Analgesics } \\ \text { (c) } 0.2 \% \text { Phenol } & \text { (r) Antiseptic } \\ \text { (d) } 1 \% \text { Phenol } & \text { (s) Disinfectant } \\ & \text { (t) Antibiotic } \\ \hline \end{array} \end{aligned} $$

8 step solution

Problem 112

$$ \begin{aligned} &\text { Match the following }\\\ &\begin{array}{ll} \hline \text { Column-I } & \text { Column-II } \\ \hline \text { (a) Antaacids } & \text { (p) Omeprazole } \\ \text { (b) Antihistamine } & \text { (q) Enovid-E } \\ \text { (c) Anti malarial } & \text { (r) Dipheyl hydramine } \\ \text { (d) Anti fertility } & \text { (s) Chloroquine } \\ & \text { (t) Ranitidine } \\ \hline \end{array} \end{aligned} $$

4 step solution

Problem 117

Which of the following could act as a propellant for rockets? (a) liquid hydrogen + liquid oxygen (b) liquid oxygen + liquid argon (c) liquid hydrogen + liquid nitrogen (d) liquid nitrogen + liquid oxygen

3 step solution

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