Description
Description
NIOS Chemistry 313 Solved Handwritten PDF file in English 2024
This applies to the March/April and October/November 2024 exams.
You can get Nios Chemistry 313 TMA Solution with Project Work of the 6th Question for the 12th from us. Here you can get high-quality Nios Solved Tutor Mark Assignment (TMA), which helps you get maximum marks. Experienced and high-quality teachers have prepared the answers to all its questions.
NIOS Chemistry 313 Solved Handwritten PDF file in English 2024
Note–
This is a digital product (e-PDF). It is not refundable or changeable. Please read all the details carefully before buying. It is only for nios students. We do not allow resale.
नोट- किसी और handwriting में TMA pdf चाहिए तो हमें सम्पर्क करे।
WhatsApp No- 8375900279
Hindi Medium के लिए नीचे दी गयी Link पर click करे।
Key Features:
➛ This Nios Tutor Mark Assignment (TMA) is valid only for the 2023-24 academic session.
➛ NIOS TMA will be available in e-PDF format with the best answer.
➛ Assignments are prepared by experienced Nios expert teachers.
➛ All answers to this subject are available in English medium.
➛ We guide you to prepare a high-quality assignment file as per your requirements.
➛ All assignments are handwritten and in printable format.
➛ After payment, you will get it on the dashboard, email, or WhatsApp. So that you can download it immediately.
➛ All answers are well-handwritten
➛ Special attention has been given to all the points of the question.
➛ Prepared as per the latest syllabus of nios and the given word limit.
➛ Accurate answers have been written without any mistakes.
➛ nios guidelines have been kept in special attention.
➛ All 6 questions were solved.
➛ Project work questions were solved with proper format.
➛ You can make the front page as per your choice or else you can contact us.
➛ There is no need to write, because this is a handwritten e-PDF, so you can submit it directly by putting the front page.
➛ You will get the PDF of the question on your dashboard. By downloading from it, you can only upload the questions on the Nios portal.
NIOS Chemistry 313 TMA Questions
Chemistry
(313)
Tutor Marked Assignment
1. Answer any one of the following questions in about 40-60 words.
a) Identify the group and valency of the element having atomic number 119. Predict the outer electronic configuration and write its general formula.
b) The value of electron gain enthalpy of chlorine (Cl) is more negative than that of fluorine (F). Explain the reason for this.
2. Answer any one of the following questions in about 40-60 words.
a) Explain how metallic and ionic substances differ in the conduction of electricity.
b) What is a unit cell? How many atoms are there in an FCC single cell?
3. Answer any one of the following questions in about 40-60 words.
a) The enthalpy for the conversion of liquid water into vapour at 373 K is 48.8 UJ mol-1. Calculate the entropy change for this process.
b) Name two factors which promote spontaneous reactions.
4. Answer any one of the following questions in about 100-150 words.
a) Define water pollution. List any three man-made sources of water pollution.
b) At a certain temperature a liquid is in equilibrium with its vapour in a sealed container. The volume of the container suddenly increases. Answer the following-
I. What is the initial effect of the change on vapour pressure?
II. How do the rates of evaporation and condensation change initially?
5. Answer any one of the following questions in about 100-150 words.
a) Write the name of any one metal which can be refined by the absorption process.
b) Describe the electrolytic refining process of copper metal with a labelled diagram. Which metals get deposited in the anode path?
OR
Why is the reduction of chromium oxide (Cr2O3) and manganese oxide (Mn3O4) done by aluminium metal powder instead of carbon? Write the name of this process and write the equation related to the reduction of the above metal oxides.
6. Prepare any one of the two projects given below in about 500 words.
a) You went to visit a hospital in your town. There you found some people suffering from high fever and some had minor injuries. Whereas you too are a patient of high acidity and cold. The doctors gave different medicines to all the patients. I. What are the names of antipyretic medicines? (One medicine)
II. Write the name of an antiseptic medicine.
III. Write the names of two antacid medicines.
IV. Write the name of an antihistamine.
V. Quinine is a very popular medicine. How is it used in fever?
VI. What kind of damage does the use of phenol of more than 1% concentration cause to the body?
b) Visit the nearby treatment process of Sewage and collect the following knowledge/information.
(i) How many stages are there of treatment of wastewater?
(ii) What is coagulation?
(iii) What is substance?
(iv) What is softening?
(v) Which is used as a disinfectant to kill bacteria?
(vi) How chlorine produces toxic and potentially active carcinogens
नोट- पीडीएफ खरीदने के बाद आपको इन सभी सवालों के जवाब मिल जाएंगे। NIOS TMA SOLVED HANDWRITTEN PDF खरीदने के लिए अभी (ऊपर नीले बटन) पर क्लिक करें।
NIOS Chemistry 313 Solved Handwritten PDF file in English 2024
Most important facts related to TMA:
➛ It is based on the latest session 2023-24 of nios.
➛ The last date to submit this assignment is 31st January 2024 (for the March-April exam). (The submission date is also extended by the board as per the time)
➛ The last date to submit this assignment is 31st July 2024 (for the October-November exam).
➛ NIOS students should submit the assignment file (handwritten e-PDF) on their dashboard portal.
➛ The weightage mark of this assignment is 20% theory. The marks obtained in it increase your chances of getting a high percentage.
➛ All assignments are prepared by our well-trained and experienced professional teachers.
➛ The solutions are clear, and there are no errors in them, all the answers to the question are accurate, most reliable, factual, and written more than the word limit which can get maximum marks.
➛ You can also read the assignments on your smartphone as per your need.
➛ All assignments are available in e-PDF format handwritten which is easily submittable.
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How to create an NIOS assignment file:
➦ For practical files, use one side-lined page of page size A4.
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➦ Do not write rough.
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