2nd Year Chemistry MCQs With Answers Pdf Download
There are several aspirants studying in part two and searching the Chemistry Multiple Choice Questions. A complete file is available that you can get on this page. Before going to get the 2nd year chemistry MCQs with answers pdf download at this place, we are covering a few MCQs below. So, you can also see them along with their answers. It will help to remember your preparation. In fact, you can also get the complete file that we are providing in the below section.
On the other hand, the individuals of the 12th class can also explore other chapters as well as their important questions with solutions. In this regard, we also going to provide the sheet of short and long questions in the PDF file. So, the individuals can download that file and take in to the device to remember for good marks.
2nd Year Chemistry MCQs With Answers Pdf Download
- Acetylene gives:
(a) White ppt. with ammonical AgNO3 and red ppt. with ammonical Cu(NO3)2
(b) With ppt. with ammonical AgNO3 and red ppt. with ammonical Cu2Cl2
(c) White. ppt. with both
(d) Red ppt. with both
- The order of reactivity of halogens in aliphatic substitution reactions:
(a) Br2 > Cl2>F2 (b) Cl2 > Br2 >F2
(c) F2 > Cl2>Br2 (d) F2 > Br2 >CI2
- The IUPAC name of the compound having the formula (CH3)3 C – CH = CH2 is:
(a) 1, 1 – Dimethyl-3-butene (b) 1, 1, 1 – Trimethyl-3 propene
(c) 3, 3 – Dimethyl-1-butene (d) 3, 3,3 – Trimethyl-1-propene
- For preparing a symmetrical alkane, a concentrated aqueous solution of sodium or potassium salt of the saturated carboxylic acid is subjected to:
(a) Hydrolysis (b) Oxidation
(c) Hydrogenation (d) Electrolysis
- The reaction/method that does not give an alkane is
(a) Catalytic hydrogenation of Alkene (b) Wurtz reaction
(c) Hydrolysis of alkyl magnesium bromide (d) Dehydrohalogenation of an alkyl halide
- A fuel has the same knocking property as a mixture of 70% Iso-octane (2, 2, 4- Trimethylpentane) and 30% n-Heptane by volume, the octane number of that fuel is: (a) 100 (b) 70
(c) 50 (d) 40
- Hydrocarbon which is liquid at room temperature is:
(a) Hexane (b) Butane
(c) Ethane (d) Propane
- Marsh gas was the name given to:
(a) Methane (b) Ethane
(c) Propane (d) Butane
- Each different compound should have a different name” was published by the IUPAC system of nomenclature in:
(a) 1892 (b) 1830
(c) 1947 (d) 1979
- Write the name of the following Alkene CH2 = CH- CH = CH2
(a) 1, 3-Butadiene (b) Buta -1, 3 diene
(c) Both a & b (d) None
-
CnH2n is the general formula of:
(a) Alkanes (b) Alkenes
(c) Alkynes (d) None of above
- An Alkane is produced when an Alkyl halide reacts with Zinc in the presence of a catalyst; the reaction is called:
(a) Sabatier-Sendern’s reaction (b) Wurtz Synthesis
(c) Frankland’s Reaction (d) Clemmenson’s reduction
- The method in which alkane is prepared by Alkyl halide in the presence of Palladium charcoal is:
(a) Hydrolysis (b) Electrolysis
(c) Hydrogenation (d) Hydrogenolysis
- Kolbe’s method is not useful for the production of:
(a) Methane (b) Ethane
(c) Butane (d) Hexane
- Kolbe’s method has limited synthetic applications due to:
(a) Use of electrical energy (b) Slow reaction
(c) Number of side products (d) Salts used are very expensive
Answers:
| 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 |
| b | c | c | d | d | b | a | a | c | c |
| 31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | 40 |
| b | c | d | a | c | b | c | c | d | c |
These are the answers to the above MCQs that you can compare from your book as well. In fact, individuals can also explore this site to find other subjects as well as the complete book overview. So, it will help to figure it out and discover more valuable things regarding the class and subjects. However, if you have any queries, you can mention them to get further solutions.
