12th Class FSc Part 2 Chemistry Chapter Wise Online MCQ Test With Answer PDF

Chemistry Fsc Part 2 Online Test

Sr. #	Questions	Answers Choice
1	Aldehyde react with hydroxyl amine in acidic solution to give	An oxime Aldol Polymer Acetic acid
2	Acetone reacts with HCN to form cyanohydrin it is an example of	Electrophilic addition Electrophilic substitution Nucleophilic addition Nucleophilic subtitution
3	Which reagent will react with both aldehyde and ketones	Grignard reagent Tollen's reagent Fehling's reagent Benedict's reagent
4	Cannizzaro's reaction is not given by	Formaldehyde Acetaldehyde Benzaldehyde Trithylacetaldehyde
5	Which of the following compounds will not give Iodoform test on treatment with I₂/ NaOH	Acetaldehyde Acetone Butanone 3-Pentanone
6	Formalin is a 40% solution of	CH<sub>3</sub>CHO CH<sub>3</sub>OH HCHO CH<sub>3</sub>OCH
7	Which of the following has highest boiling point	Methanal Ethanal Propanal 2-hexanone
8	The carbon atom of carbonyl group is hybridized	Sp Sp<sup>2</sup> Sp<sup>3</sup> dsp<sup>2</sup>
9	According to Lewis concept, ethers behave as	Acid Base Nucleophile Solvent
10	Bakelite is obtained from phenol by reacting with	Acetal Ethanal Formaldehyde Methanol
11	The most reactive alcohol when O-H bond breaks is	Tertiary alcohol Secondary alcohol Primary alcohol Methyl alcohol
12	Isopropyl alcohol on oxidation gives	Acetaldehyde Acetone Ether Propene
13	Which compound is more soluble in water	C<sub>2</sub>H<sub>5</sub>OH C<sub>6</sub>H<sub>5</sub>OH CH<sub>3</sub>COCH<sub>3</sub> n - hexanol
14	Which one the following a dihydric alcohol	Ethanol Cyclo hexanol Glycerol Glycol
15	Ethanol can be converted into ethanoic acid by	Hydrogenation Hydration Oxidation Fermentation
16	Which compound show hydrogen bonding	C<sub>2</sub>H<sub>6</sub> C<sub>2</sub>H<sub>5</sub>Cl CH<sub>3</sub>OCH<sub>3</sub> C<sub>2</sub>H<sub>5</sub>OH
17	Which enzyme is not involved in fermentation of starch	Zymase Urease Invertase Diastase

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