TG 2nd Year Chemistry Answer Key 2026 Unofficial LIVE Updates: The Telangana State Board of Intermediate successfully conducted the 2nd year Chemistry exam today, March 13, 2026, from 9 AM to 12 PM across designated test centres. According to the recent updates from the exam centre, the question paper is divided into three sections: A, B, and C. Students had to attempt a mix of 2-mark, 4-mark, and 8-mark questions.
Our GMU correspondents have collected reviews and responses from the students and teachers regarding the difficulty level of the questions. Per reviews and responses from students, the Chemistry questions were moderate with a few challenging questions. However, the overall paper was manageable. Keep checking TG 2nd year Chemistry answer key 2026 unofficial LIVE updates for more information!
TG 2nd Year Chemistry Answer Key 2026 (Available)
Our GMU subject matter expert, Vishal, who is a popular tutor, have analyse the question and provides correct responses to help students learn about their performance. We have update unofficial keys below:
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Questions |
Answers |
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1) State Henry's Law |
At a constant temperature, the solubility of a gas in a liquid is directly proportional to the partial pressure of that gas above the liquid. |
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2) What is a primary battery? Give one example |
A primary battery is a type of battery in which the chemical reactions are irreversible, so it cannot be recharged after it is completely discharged. Eg: dry cell used in remote controls, flashlights, etc. |
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3) What is the role of cryolite in the metallurgy of aluminum? |
Cryolite acts as a solvent for alumina and reduces the melting temperature, making the extraction of aluminium more economical. |
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4) The nitrogen molecule is highly stable. Why? |
The nitrogen molecule (N₂) is highly stable because the two nitrogen atoms are connected by a strong triple covalent bond. |
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5) Why Zn2+ is diamagnetic whereas Mn2+ is paramagnetic? |
Zn²⁺ is diamagnetic, whereas Mn²⁺ is paramagnetic because of its electronic configuration. |
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6) What is the Ziegler-Natta catalyst? |
Ziegler–Natta catalyst is a mixture of transition metal compounds and organo-aluminium compounds used as a catalyst in the polymerization of alkenes to produce polymers. |
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7) What is PHBV? How is it useful to man? |
It is a biodegradable polymer (bioplastic) produced by certain microorganisms, such as bacteria.
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8) What are antacids? Give example |
Antacids are substances that neutralize excess acid in the stomach and help relieve problems like acidity, indigestion, and heartburn. Eg: Magnesium Hydroxide |
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9) What are artificial sweetening agents? Give one example |
Artificial sweetening agents are chemical substances that provide a sweet taste but have little or no caloric value. They are used as substitutes for sugar, especially by people with diabetes or those who want to reduce calorie intake. Eg: Saccharin |
TG 2nd Year Chemistry Exam 2026: Student Reviews and Paper Analysis
We will offer detailed insight into the student reactions and the level of difficulty of Chemistry questions. Students and parents can refer to TG 2nd Chemistry exam analysis 2026 below:
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Particulars |
Details |
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Overall Paper Difficulty Level |
Moderate |
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Student Reviews |
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Difficult Section |
8-mark long answer questions |
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Easy Section |
2 marks questions |
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Was the Paper Lengthy? |
Yes(mixed reactions) |
Students can refer to TG 2nd year Chemistry answer key 2026 to compare their response with the keys and analyse their performance. Stay informed with our LIVE blog!
Live Updates
We have collected TG 2nd year Chemistry paper reviews:
- Amrita from the Hyderabad test centre found the questions moderate.
- Vijay from the Nizamabad centre was a bit disappointed with the long-answer questions.
- Anaya said that the 2-mark questions required an in-depth understanding of concepts.
As reported by our GMU correspondent Ahir, the students are leaving the exam hall. Our correspondent will interact with the students to gather reviews on the paper difficulty level. Keep checking our LIVE blog!
With the ringing of final bell, students must stop writing and submit their answer scripts to the invigilators. No extra time will be given to the students.
Students should try completing writing their answers as only 30 minutes are left for the exam to conclude. Those who have taken extra sheets must attach them properly with main answer script.