NECO Chemistry specimen 2023 for schools is out. The National Examination Council practical specimens for SSCE June/July candidates. Here is verified Free Chemistry apparatus and how to use them in preparing for your NECO exam. NECO Chemistry practical specimens will aid yo to have good NECO questions for free in this post. The National Examination Council is an examination body in Nigeria that conducts the Senior Secondary Certificate Examination and the General Certificate in Education in June/July and November/December respectively.
You will also understand how NECO Chemistry questions are set and how to answer them. The West African Examinations Council is an examination board saddled with with the responsibility to set, assess, monitor, mark, and conduct secondary schools exams for all West African countries.
Practical is involve in some NECO subjects such as physics, Chemistry, agricultural science, animal husbandry, computer and Chemistry. For student to have a pass mark in these subjects, the must show satisfactory ability in them.
in this article, we will be showing you the NECO Chemistry specimen. This will help you to know what is expected from you in the Chemistry practical examination.
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Please Note that the NECO 2023 Chemistry specimens and any other subject is provided by us for free. We understand that a lot of website charge of collect money from student to provide NECO practical specimen Answers to them. NECO specimen are provided for free. We will do same during Other Exam like NECO.
See also: NECO Timetable 2023
Required NECO Chemistry Specimens 2023
2023 NECO CHEMISTRY SPECIMENS
Each candidate should be provided with the following groups of specimens
1. Great care should be taken to ensure that the information given below does not reach the candidates either directly or indirectly before the examination.
2. In addition to the apparatus and reagents expected to be available in a Secondary school chemistry Laboratory, each candidate will require the following:
(a) One burette (50cm³)
(b) One Pipette (20cm³ or 25cm³)
However, all candidates in a centre must use pipettes of the same volume
(c) The usual apparatus for filtration
(d) The usual apparatus and reagent for qualitative work including:
(i) Dilute sodium hydroxide solution
(ii) Dilute ammonia solution
(ii) Dilute hydrochloric acid
(iv) Barium Chloride solution
(v) Distilled water
(vi) Red and blue litmus paper
(vi) Phenolphthalein
(vii) Methyl orange
(ix) One boiling tube
(x) Five test tubes
(xi) Source of heat
(xi) Wash bottle containing distilled water
(xii) Filtration apparatus
3. Each candidate should be supplied with the following:
where ‘n’ is the candidate’s serial number
(a) 150 cm³ of tetraoxosulphate (VI) solution in a corked flask or bottle labelled ‘An. These should all be the same containing 2.20cm³ of
concentrated tetraoxosulphate (Vi) acid per dm³ of solution.
(b) 150 cm3 of Na2C03 in a corked flask or bottle labelled ‘Bn’. These should all be the same containing 3.6 g of sodium trioxocarbonate (IV)
pellet per dm3 of solution.
(c) One spatula of Na2C03 in a corked
specimen bottle labelled ‘Cn’. Note ‘n’ is the candidate’s serial number.
In all cases, more materials may be given if required.
The actual concentration of A and B must be stated on the Teacher’s report from while the candidates should make use of the concentration stated in the question paper.
6. Please, do not substitute any substance or solution for those specified in these instructions
ARRANGEMENT AND SERIAL NUMBER OF CANDIDATES
7. Please for work by candidates in the
laboratory should number serially and the candidate allotted this place strictly in orderfor the examination number.
8. The number of every specimen supplied to each candidate should be continued through the sets, to ensure that no serial number is repeated.
9. If candidates are divided into sets, the serial number should be continued through the sets, ensure that no serial number is repeated
10. Ensure that the candidates record their serial numbers as well as their registration numbers on the front page of their answer booklets at the
beginning of the examination.
TEACHER’S REPORT
11. Ensure that a completed Teacher’s Report form is enclosed in each envelope of the script.
This report form is provided separately.
12. Carry out the titration required of the candidates in question one and record the titre values, which should be at least, one decimal place in the spaces provided for these in the Teacher Report Form. Verify the titre values before recording them.
13. All difficulties experienced by candidates should be reported, especially if the examiner would be unable to discover these from the Scripts.
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Tips for identifying and handling the Chemistry practical specimens
Chemistry Practical specimens is a very important aspect of the NECO Chemistry exams, it helps to assess students ability to handle chemicals and apparatus in the Chemistry laboratory. It is essential to be able to identify and handle practical specimens effectively to score well in these exams. Here are some tips for identifying and handling practical specimens in the NECO exams:
- Read the instructions carefully which will guide you on how to handle the specimens, such as the tools and equipment you will need and the steps to follow.
- Make sur you are able to identify the specimen before proceeding with the practical
- Use only the recommended specimens as wrong tools can lead to inaccurate results.
- Follow the correct procedure by NECO to help you get inaccurate results, which can result in low marks.
- Observe safety precautions by putting on protective gear, such as gloves and goggles, as well as handle the specimens carefully.
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