chem notes

Topics: Chemical reaction, Chemistry, Reaction rate Pages: 25 (1870 words) Published: February 5, 2014
DESIGN OF THE QUESTION PAPER
CHEMISTRY CLASS - XII
Time : Three Hours

Max. Marks : 70

The weightage of the distribution of marks over different dimensions of the question paper shall be as follows: A.

Weightage to content/subject units
Unit

Title

Marks

1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.

Solid state
Solutions
Electrochemistry
Chemical Kinetics
Surface Chemistry
General principles and process of Isolation of elements
p-Block Elements
d-and f-Block Elements
Coordination Compounds
Haloalkanes and Haloarenes
Alcohols, Phenols and Ethers
Aldehydes, Ketones and Carboxylic acids
Organic Compounds containing Nitrogen
Biomolecules
Polymers
Chemistry in Everyday life

4
5
5
5
4
3
8
5
3
4
4
6
4
4
3
3

Total
B.

70

Weightage to form of questions
S.No. Form of Questions
1.
2.
3.
4.

Long Anwer Type (LA)
Short Answer (SAI)
Short Answer (SAII)
Very Short Answer (VSA)
Total

Marks for each
question
5
3
2
1

No. of
questions
3
9
10
08

Total Marks

-

30

70

(1)

15
27
20
08

C.

Scheme of Options
1.
2.

D.

There will be no overall option.
Internal choices (either/or type) in five questions has been given in questions testing higher mental abilities in the following types of questions :(i) One in two marks questions. (ii) One in three marks questions.

(iii) All the three in five marks questions.

Guidelines for Units 10-13 of syllabus.
These units include questions on:
Nomenclature
Reasoning
Distinguishing between compounds
Name reactions
Reaction Mechanism
Word problems (conversions) covering
Properties and reactions of functional groups

: 2 marks
: 6 marks
: 2 marks
: 2 marks
: 2 marks
: 5 marks

E.

Numericals :
Weightage of 8 -10 marks in total has been assigned to numericals.

F.

Weightage to difficulty level of questions
S.No.
1.
2.
3.

Estimated difficulty level
Easy
Average
Difficult

Percentage
15
70
15

A weightage of 20% has been assigned to questions which test higher order thinking skills of students.

(2)

BLUE-PRINT I
Class XII
CHEMISTRY SAMPLE PAPER

S.NO.

UNIT

VSA
(1 Mark)

SA I
(2 Marks)

SAII
(3 Marks)

LA
(5 Marks)

TOTAL

1.

Soild State

-

4 (2)

-

-

4 (2)

2.

Solutions

-

2(1)

3(1)

-

5(2)

3.

Electrochemistry

-

2(1)

3 (1)

-

5(2)

4.

Chemical Kinetics

5 (1)

5(1)

5.

Surface Chemistry

-

4(2)

6.

General principles and processes

1(1)

3 (1)

-

-

3(1)

3(1)

(3)

of Isolation of Elements
7.

p -Block Elements

-

-

3 (1)

5 (1)

8 (2)

8.

d- and f-Block Elements

-

2(1)

3(1)

-

5(2)

9.

Coordination Compounds

1(1)

2 (1)

-

-

3(2)

10.

Haloalkanes and Haloarenes

-

4(2)

-

-

4(2)

11.

Alcohols, Phenols and Ethers

1 (1)

-

3 (1)

-

4 (2)

12.

Aldehydes, Ketones

1 (1)

-
Continue Reading

Please join StudyMode to read the full document

You May Also Find These Documents Helpful

  • Journal on Note Taking Essay
  • Essay about Taking Notes in College
  • Note taking Essay
  • Quotation and Research Notes Essay
  • Research Memo on How to Write Thank You Notes Essay
  • Essay on Mass Notes
  • Note Taking Methods Essay
  • Course Project ; Notes to the Financial Statement Essay

Become a StudyMode Member

Sign Up - It's Free
VICE S03E10 HDTV x264-BATV | Eps42 Pokmon - Season 20 (2017) | BlackBerry 10 OS Tweaks