12th Standard Syllabus & Materials
12th Standard
TN 12th English Poem - 6 - Incident of the French Camp Sample Question Papers Study Material - QB365 Set A
NEW12th Standard
TN 12th English Prose - 6 - On the Rule of the Road Sample Question Papers Study Material - QB365 Set A
NEW12th Standard
TN 12th English Prose - 5 - The Chair Sample Question Papers Study Material - QB365 Set A
NEW12th Standard
TN 12th English Supplementary - 4 - The Midnight Visitor Sample Question Papers Study Material - QB365 Set A
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TN 12th English Poem - 4 - Ulysses Sample Question Papers Study Material - QB365 Set A
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Published on: 13/10/2020
12th Standard Chemistry Chemistry In Everyday Life English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021
Download Tamil Nadu 12th Standard Chemistry question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.
Questions + Answers key
Take MCQ Chemistry Test
1.
Sorbitol and Mannitol are ________
isomers
polymers
epimers
dimers
2.
Glyptal is a polymer of _______
ethylene glycol and terypthaliic acid
ethylene glycol and pthalic acid
adipic acid and hexamethelene diamine
phenol and formaldehyde
3.
Potassium meta bisulphite is used as ________
food preservative
sweetening agent
a cosmetic
an antioxidant
4.
Pain killers are known a _______
antipyretics
analgesics
antibiotics
antiseptics
5.
The substance that functions as a moisture barrier between the skin and the atmosphere is called _______
preservative
emulsifier
anticaking agent
moisturizer
6.
A 1% solution of phenol is a _______
antiseptic
disinfectant
antimalarial drug
anthithistamine
7.
Cellulose is an example of _____ polymer.
synthetic
Natural
semisynthetic
none of the above
8.
The drug that binds to the receptor site and inhibits its natural function are called _______
anomers
agonists
antagonists
none of the above
9.
Teflon is an _______ polymer.
LDPE
HDPE
Condensation
All the above
10.
Nylon -66 is an example of ______ polymer.
addition
condensation
both (a) and (b)
natural
11.
Oxidation of fats and oils is prevented by ____________.
BHT(Butyl hydroxy toluene)
BHA(Butyl hydroxy anisole)
Both (a) and (b)
Neither (a) nor (b)
12.
Which among the following is an ester linked local anaestheic?
procaine
lidocaine
both (a) and (b)
neither (a) nor (b)
13.
Acetoxy benzoic acid is _______
acetylsalicylic acid
aspirin
both (a) and (b)
neither (a) nor (b)
14.
The class of drugs used for the treatment of stress is _______
antihistamine
tranquilizens
antimicrobials
aminoglycosides
15.
Which among the following is a modification of penicillin?
amoxicillin
catecholamine
Crythromycin
all the above
16.
A mixture of chloro xylenol and terpinecol acts as ______________.
antiseptic
antipyretic
antibiotic
analgesic
17.
The drug used to induce sleep is _______________.
paracetamol
bithional
chloroquine
equanil
18.
Which one of the following is a bio-degradable polymer?
HDPE
PVC
Nylon 6
PHBV
19.
Natural rubber has _______.
alternate cis- and trans-configuration
random cis- and trans-configuration
all cis-configuration
all trans-configuration
20.
Dettol is the mixture of _____________.
Chloroxylenol and bithionol
Chloroxylenol and \(\alpha\)-terpineol
phenol and iodine
terpineol and bithionol
1.
(c)
epimers
2.
(b)
ethylene glycol and pthalic acid
3.
(a)
food preservative
4.
(b)
analgesics
5.
(d)
moisturizer
6.
(b)
disinfectant
7.
(b)
Natural
8.
(c)
antagonists
9.
(b)
HDPE
10.
(b)
condensation
11.
(c)
Both (a) and (b)
12.
(a)
procaine
13.
(c)
both (a) and (b)
14.
(b)
tranquilizens
15.
(a)
amoxicillin
16.
(a)
antiseptic
17.
(d)
equanil
18.
(d)
PHBV
19.
(c)
all cis-configuration
20.
(b)
Chloroxylenol and \(\alpha\)-terpineol
12th Standard Syllabus & Materials
12th Standard
TN 12th English Supplementary - 3 - The Hour of Truth (Play) Sample Question Papers Study Material - QB365 Set A
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Tamilnadu Stateboard 12th Standard Subjects
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Accountancy
History
Computer Applications
Biology
Computer Technology
Computer Applications
Computer Science
Business Maths and Statistics
Commerce
Economics
Maths
Chemistry
Physics
Computer Technology
History
Accountancy
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