TN State Board Samacheer Kalvi Online Test for 12th Std - Chemistry - English - Chemistry in Everyday Life

Question 1 Of 10

Nylon is an example of

polyamide polythene polyester poly saccharide

Question 2 Of 10

Antiseptics and disinfectants either kill or prevent growth of microorganisms. Identify which of the following statement is not true.

dilute solutions of boric acid and hydrogen peroxide are strong antiseptics. Disinfectants harm the living tissues. A 0.2% solution of phenol is an antiseptic while 1% solution acts as a disinfectant. Chlorine and iodine are used as strong disinfectants.

Question 3 Of 10

Assertion : 2-methyl-I ,3-butadiene is the monomer of natural rubber Reason : Natural rubber is formed through anionic addition polymerisation.

If both assertion and reason are true and reason is the correct explanation of assertion. if both assertion and reason are true but reason is not the correct explanation of assertion. assertion is true but reason is false. both assertion and reason are false.

Question 4 Of 10

Saccharin, an artificial sweetener is manufactured from

cellulose toluene cyclohexene starch

Question 5 Of 10

An example of antifertility drug is

novestrol seldane salvarsan Chioramphenicol

Question 6 Of 10

Regarding cross-linked or network polymers, which of the following statement is incorrect? (NEET)

Examples are Bakelite and melamine They are formed from bi and tri-functional monomers They contain covalent bonds between various linear polymer chains They contain strong covalent bonds in their polymer chain

Question 7 Of 10

A mixture of chloroxylenol and terpineol acts as (NEET)

antiseptic antipyretic antibiotic analgesic

Question 8 Of 10

Which of the following is an analgesic?

Streptomycin Chloromycetin Asprin Penicillin

Question 9 Of 10

Natural rubber has

alternate cis- and trans-configuration random cis- and trans-configuration all cis-configuration all trans-configuration

Question 10 Of 10

Dettol is the mixture of

Chloroxylenol and bithionol Chloroxylenol and a-terpineol phenol and iodine terpineol and bithionol

Tamil Nadu State Board ( Samacheer Kalvi ) Online Test based on Book Back Questions - 12th Standard Chemistry - English Medium - Chemistry in Everyday Life

Samacheer Kalvi 12th Chemistry - Chemistry in Everyday Life - Book Back Questions in English Medium