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NSS CHEMISTRY PUBLIC ASSESSMENT
Dr. Li Tak ManManager- Assessment
DevelopmentHong Kong Examinations and
Assessment Authority
Papers
Sections PartsTopics
examinedQuestions Questions Sections Papers
Paper 1(2.5
hours)
Section A
(18%)
Part I Topics 1-8 24 M.C. 24 M.C.Section A
(12%)
One paper only(100 mins)
Part II Topics 1-12* 12 M.C.
Section B
(42%)
Part I Topics 1-8
structured questions
(47 marks)essay (9 marks)
structured questions
(47 marks)essay (9 marks) Section B
(28%)
Part II Topics 1-12*structured questions
(28 marks)
Paper 2(1 hour)
20%
Topics 13-15#
structured questions
20 marks per elective (40 marks)
SBA 20%
10% SBA
Total 100%
50% Total
Chemistry Combined Science (Chemistry Part)
NSS CHEMISTRY PUBLIC ASSESSMENT
* Emphasis would be put on Topics 9-12
# May include contents of Topics 1-12SBA
ChemistryPapers Sections Parts
Topics examined
Questions
Paper 1(2.5
hours)
Section A(18%)
Part I Topics 1-8 24 M.C.
Part II Topics 1-12* 12 M.C.
Section B(42%)
Part I Topics 1-8structured questions
(47 marks)essay (9 marks)
Part II Topics 1-12*structured questions
(28 marks)
Paper 2(1 hour)
20%
Topics 13-15#
structured questions20 marks per
elective (40 marks)
SBA 20%
Total 100%
* Emphasis would be put on Topics 9-12
# May include contents of Topics 1-12Public
Assessment
Combined Science (Chemistry Part)
Public Assessment
Questions Sections Papers
24 M.C.Section A
(12%)
One paper only(100 mins)
structured questions(47 marks)
essay(9 marks)
Section B (28%)
10% SBA
50% Total
NSS Chemistry School-based Assessment
SBA TASKS
Weight-ing
20% of Public Assessment
Mode Practical RelatedNon-practical
Related
Task type
Basic Chemical Analysis
ExperimentInvestigative
StudyAssignment
Task code
BCA EXPT IS ASSN
SBA Requirements
Basic Chemical Analysis
Task content(student’s work)
VVolumetric Analysis Worksheet
DDetection for cations or anions or both Worksheet
In-class time 80 mins 20 mins
Out-of-school time 0 mins 0 mins
Means of assessment(teacher’s work)
Mark worksheet Mark worksheet
Percentage in SBA 10% 10%
Authentication Hand in worksheets in class time
SBA
Experiment
Task content(student’s work)
•PPerform experiments suggested in the C & A Guide (other than VA & QA)•WWorksheet / simple report / detailed report on experiments performed; AND/OR Quiz on experimental procedures, data manipulation, results interpretation, safety measures, etc.
In-class time 80 mins
Out-of-school time 0 – 60 mins
Means of assessment(teacher’s work)
Mark worksheet / simple report / detailed report / quiz
Percentage in SBA 30%
Authentication
Hand in the followings in class time:•wWorksheet / simple report / raw data sheet (if detailed report to be finished at home) AND/OR•qQuiz
SBA
Investigative Study
Task content(student’s work)
Design Process Report
In-class time 20 hours
Out-of-school time 2 hours
Means of assessment(teacher’s work)
MMark proposalAAssess lab/process skillsMMark written/oral reports, etc.
Percentage in SBA 10% 10% 10%
AuthenticationAllow group work & reportingIIndividual students to be questioned by teacher in class time
SBA
Assignment
Task content(student’s work)
EExamples:DDesign a posterDDevelop a multimedia artifactWWrite a report after visiting industrial plantRRead materials and write a review
In-class time 1 hour
Out-of-school time 3 hours
Means of assessment(teacher’s work)
Mark assignments
Percentage in SBA 20%
Authentication
PPreparation performed at homeMMain part to be finished in class timeMMay ask students some related questions or even require them to make very short presentation, if needed
SBA
SBA requirements
Number of assessments on SBA tasks
BCA EXPT IS ASSN
S6
1 3 1 1S5
S4
(BCA, EXPT, IS and ASSN should spread out evenly across
S5 and S6)
SBA requirements
Number of Experiments(including BCA & EXPT, but excluding IS)
S6
11S5
S4 8
NSS Combined Science (Chemistry Part) School –based Assessment
SBA REQUIREMENTS
Number of assessments on SBA tasks
Number of Experiments(including VA & EXPT)
VA EXPT ASSN
% in SBA 30% 40% 30%
S6
1 2 1 7S5
S4 4
(VA, EXPT and ASSN should spread out evenly across S5 and S6)