Class 10th science notes
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Ko'proq ko'rsatish📈 Telegram kanali Class 10th science notes analitikasi
Class 10th science notes (@class_10_science_notes) Ingliz til segmentidagi kanali faol ishtirokchi. Hozirda hamjamiyat 27 448 obunachidan iborat bo'lib, Taʼlim toifasida 7 065-o'rinni va Hindiston mintaqasida 15 163-o'rinni egallagan.
📊 Auditoriya ko‘rsatkichlari va dinamika
невідомо sanasidan buyon loyiha tez o‘sib, 27 448 obunachiga ega bo‘ldi.
09 Iyul, 2026 dagi oxirgi ma’lumotlarga ko‘ra kanal barqaror faollikka ega. Oxirgi 30 kunda obunachilar soni -538 ga, so‘nggi 24 soatda esa -17 ga o‘zgardi va umumiy qamrov yuqori darajada qolmoqda.
- Tasdiqlash holati: Tasdiqlanmagan
- Jalb etish (ER): Auditoriya o‘rtacha 3.20% darajada jalb etiladi. Nashrdan keyingi dastlabki 24 soatda kontent odatda umumiy obunachilar sonining 0.91% ini tashkil etuvchi reaksiyalarni to‘playdi.
- Post qamrovi: Har bir post o‘rtacha 877 marta ko‘riladi; birinchi sutkada odatda 251 ta ko‘rish yig‘iladi.
- Reaksiyalar va o‘zaro ta’sir: Auditoriya faol: har bir postga o‘rtacha 1 ta reaksiya keladi.
- Tematik yo‘nalishlar: Kontent cbse, chapter, sample, syllabus, pattern kabi asosiy mavzularga jamlangan.
📝 Tavsif va kontent siyosati
Muallif resursni shaxsiy fikrni ifoda etish maydoni sifatida ta’riflaydi:
“Contact here at @PromoXtalk_bot for any business/ promotion related queries
Contact here @MaterialXrequest_bot for requesting any Study materials”
Yuqori yangilanish chastotasi (oxirgi ma’lumot 10 Iyul, 2026 da olingan) sababli kanal doimo dolzarb va katta qamrovli bo‘lib qoladi. Analitika auditoriya kontent bilan faol hamkorlik qilishini, uni Taʼlim toifasidagi muhim ta’sir nuqtasiga aylantirishini ko‘rsatadi.
🕦 Kal delete ho jaygaa
PYQ - 5 Marks
Answer 1- (i) When A magnesium ribbon is burnt in air 2Mg(s) + O2(g) → 2MgO(s): Combination Reaction (ii) When Limestone is heated CaCO3(s) → CaO(s) + CO2(g): Thermal Decomposition Reaction (iii) When Silver bromide is exposed to sunlight 2AgBr(s) → 2Ag(s) + Br2: Photolytic Decomposition Reaction (iv) When Electricity is passed through acidified water 2H2O(l) → 2H2(g) + O2(g): Electrolytic Decomposition reaction (v) When Ammonia and hydrogen chloride are mixed with each other. NH3(g) + HCl(g) → NH4Cl(s): Combination ReactionQuestion 2- Take 3 g of barium hydroxide in a test tube, now add about 2 g of ammonium chloride and mix the contents with the help of a glass rod. Now touch the test tube from outside. (i) What do you feel on touching the test tube? (ii) State the inference about the type of reaction occurred. (iii) Write the balanced chemical equation of the reaction involved.
PYQ - 3 Marks
Answer 2- (i) The test tube becomes cooler during the reaction because the reaction is endothermic (absorbs heat from surrounding). (ii) During the reaction, heat is absorbed. Hence, this reaction is an endothermic reaction. These reactions cause a cooling effect by lowering the temperature of their surroundings. (iii) The balanced chemical equation of the reaction involved is as follows: Ba(OH)2 + 2NH4Cl + Heat → BaCl2 + 2NH3 + 2H2O Question 3 - a. How is zygote formed? b. State the function of placenta in the mother’s body. c. At what interval the egg is formed in human female ovary? d. Name two STDs caused by bacterial infection. e. Why is prenatal sex determination prohibited?
PYQ - 5 Marks
Answer 3- a. Zygote is formed by the fusion of male and female gamete. b. Placenta is a special tissue through which the developing embryo/foetus gets nutrition from mother’s blood. It also transports wastes of the embryo into mother’s blood. c. Ovulation releases mature ovum from ‘ the ovary. It happens once during a menstrual cycle that is for roughly 28 days. d. STDs caused by bacterial infection are Gonorrhoea and Syphilis. e. Prenatal sex determination is misused and it may be the reason for female foeticide.📯 If more such questions needed than give reaction to this post ✈️📷📞
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