CBSE Class 12 Chemistry 2018 – Paper Review & Analysis
The students of Class 12 appeared for their Chemistry paper today, March 13, from 10:30 AM to 1:30 PM under the ongoing Central Board of Secondary Examination (CBSE). We bring you CBSE Class 12 Chemistry 2018 – Paper Review & Analysis.
CBSE Class 12 Chemistry paper consisted of five sections namely A, B, C, D and E which contained questions totaling to 70 marks that had to be answered within 3 hours of duration. More detail about each section is given below:
There were 5 questions each carrying 1 mark.
Total Marks: 5
There were 5 questions each carrying 2 marks.
Total Marks: 10
There were 12 questions each carrying 3 marks.
Total Marks: 36
There was 1 question carrying 4 marks.
Total Marks: 4
There were 3 questions each carrying 5 marks.
Total Marks: 15
Marking Scheme & Chapter Distribution (Weightage) for CBSE Class 12 Chemistry 2018
|Chapter Name||Weightage in terms of marks
|Weightage in terms of marks
|The Solid State||2||1+3=4|
|General Principles and
Processes of Isolation of
|The p-Block Elements||1+2+3 =6||2+2 + 5 = 9|
|The d- and f-Block Elements||5||–|
|Coordination Compounds||2+3 =5||1+3 = 4|
|Haloalkanes and Haloarenes||1+3 =4||1+3 = 4|
|Alcohols, Phenols and Ethers||1+2 =3||1+ 3 = 4|
|Aldehydes, Ketones and Carboxylic Acids||3+5=8||2+3=5|
|Chemistry in Everyday Life||3||3|
Comparison with Last Year’s Paper
- No questions were asked on the chapter d and f block this year
- Organic chemistry questions were easier compared to last year
- Value based question was easier compared to last year
- Surface chemistry had reason typed questions this year and not on definitions and examples like last year
- Level of numerical based questions was same as last year but a bit tricky
- Overall most of the students’ attempt was between 45-55 mark
- According to our analysis, 45+ out of 70 is easily scorable
- Overall, the level of the paper was medium
What students thought
- Paper was easy as compared to last year’s paper.
- It was trickier than previous year papers.
- More emphasis was given to Organic Chemistry questions