DIAS Chemistry

𝗖𝗵𝗲𝗺𝗶𝘀𝘁𝗿𝘆 𝗢𝗽𝘁𝗶𝗼𝗻𝗮𝗹 𝗙𝗼𝘂𝗻𝗱𝗮𝘁𝗶𝗼𝗻 𝗖𝗼𝘂𝗿𝘀𝗲 | 𝗨𝗣𝗦𝗖 𝟮𝟬𝟮𝟲–𝟮𝟳
𝗥𝗲𝗴𝗶𝘀𝘁𝗲𝗿 𝗡𝗼𝘄: https://www.diasindia.com/contact-us

Thinking of choosing Chemistry Optional for UPSC? Then the real question is — how well you understand it, not how much you memorise.

At DIAS – Delhi Institute for Administrative Services, we help you build clear concepts, strong fundamentals, and answer writing skills right from the beginning.

Learn Under the Guidance of 𝗗𝗿. 𝗥.𝗞. 𝗦𝗶𝗻𝗴𝗵 𝗦𝗶𝗿
M.Sc. (Delhi University) | Ph.D. (IIT Delhi)
✔️ 12+ years of teaching experience
✔️ Expert in simplifying complex Chemistry topics
✔️ Known for structured and exam-oriented teaching
✔️ Guided many successful UPSC aspirants

𝗖𝗵𝗲𝗺𝗶𝘀𝘁𝗿𝘆 𝗢𝗽𝘁𝗶𝗼𝗻𝗮𝗹 𝗣𝗿𝗼𝗴𝗿𝗮𝗺 𝗙𝗲𝗮𝘁𝘂𝗿𝗲𝘀
✅ 100+ Lectures & 200+ Hours of Teaching
✅ Complete Syllabus Coverage — Paper I & II
✅ 6-Phase Test System for Performance Tracking
✅ Strong Answer Writing Focus from Day One
✅ Concept Building from Basics to Advanced
✅ Continuous Mentorship & Doubt Support

📅 𝗡𝗲𝘄 𝗕𝗮𝘁𝗰𝗵 𝗦𝘁𝗮𝗿𝘁𝗶𝗻𝗴 𝗙𝗿𝗼𝗺: 𝟬𝟴 𝗝𝘂𝗻𝗲 𝟮𝟬𝟮𝟲

📍 Mode: Offline + Live Online
📌 Medium: English

DIAS – Delhi Institute for Administrative Services
18, Pusa Road, Karol Bagh, New Delhi – 110005

Call / WhatsApp: 9350934622
www.diasindia.com












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💖 Happy Mother’s Day 💖
A mother is often the first teacher, the first guide, and the strongest support system in every journey of life.

Behind every dream, every achievement, and every success story, there is usually a mother who quietly sacrifices, encourages, and stands beside us through every challenge.

For UPSC aspirants, this support becomes even more meaningful. From early morning studies to late-night revisions, from failures to successes — mothers continue to believe in us even when we doubt ourselves.
✨ Their patience teaches strength.
✨ Their sacrifices teach responsibility.
✨ Their unconditional love gives confidence to keep moving forward.

On this Mother’s Day, DIAS – Delhi Institute for Administrative Services salutes all mothers whose encouragement inspires future civil servants to work hard and serve the nation with dedication.

Wishing all mothers good health, happiness, love, and lifelong joy. Thank you for being the silent strength behind every success.

📍 DIAS – Delhi Institute for Administrative Services
18, Pusa Road, Karol Bagh, New Delhi – 110005

Call / WhatsApp: 9350934622
www.diasindia.com











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Chemistry Optional Foundation Course | UPSC 2026–27
Register Now: https://www.diasindia.com/contact-us

Thinking about choosing Chemistry Optional for UPSC? If your goal is to build a strong, scoring optional with clarity and confidence, this is the right place to start.

At DIAS – Delhi Institute for Administrative Services, we have designed the Chemistry Optional course in a way that removes confusion and builds a clear path towards 300+ marks in UPSC Mains.

Learn with Dr. R.K. Singh Sir
M.Sc. (Delhi University) | Ph.D. (IIT Delhi)
12+ years of teaching experience

Dr. R.K. Singh Sir is known for making complex Chemistry topics simple and exam-oriented. His teaching focuses on:
✔️ Clear concept building from basics
✔️ Structured coverage of syllabus
✔️ Practical answer writing approach
✔️ Continuous performance improvement

We follow a step-by-step structured approach so that students never feel lost during preparation.

Course Highlights
✅ 100+ lectures | 200+ hours of detailed teaching
✅ Complete syllabus coverage (Paper I & Paper II)
✅ Concept clarity built from basics
✅ Answer writing practice from early stage
✅ Section-wise class tests after every topic
✅ 6-phase test system for performance tracking
✅ 5 days a week structured classes
✅ Personal mentorship & doubt support

New Batch Starting From: 08 June 2026
Mode Available: Offline + Live Online
Medium: English Only

Who Should Join?
✔️ Beginners choosing Chemistry Optional
✔️ Aspirants preparing for UPSC 2026–27
✔️ Students from science background
✔️ Repeaters aiming to improve scores

Chemistry Optional is one of the most logical and scoring subjects in UPSC — but only when your concepts are clear and your preparation is structured.

With the right guidance, consistency, and answer writing practice, you can turn Chemistry into your strongest paper.

DIAS – Delhi Institute for Administrative Services
18, Pusa Road, Karol Bagh, New Delhi – 110005

Call / WhatsApp: 9350934622
www.diasindia.com






, , , UPSCAnswerWriting, ,




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Happy Labour Day | 1st May
At DIAS – Delhi Institute for Administrative Services, we take a moment to recognise and respect the true strength of our nation — the hardworking individuals who build, support, and shape our society every single day. From construction sites to classrooms, from offices to fields — every effort matters.

✨ Every Job Matters
✨ Every Hand Counts
✨ Every Worker Builds the Nation

Your dedication, discipline, and consistent effort are the same values that define success in the UPSC Civil Services journey as well. Just like nation-building requires commitment and patience, cracking UPSC also needs:

✔️ Daily hard work
✔️ Strong determination
✔️ Consistent effort over time

Today, we salute not just workers, but also every UPSC aspirant who is working silently towards their dream.

Because in the end —
Hard work always creates results.

📍 DIAS – Delhi Institute for Administrative Services
18, Pusa Road, Karol Bagh, New Delhi – 110005

📞 Call / WhatsApp: 9350934622
🌐 www.diasindia.com












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Chemistry Optional Foundation Course for UPSC 2026–27

Choosing the right optional subject is one of the most important decisions in your UPSC journey. Chemistry Optional is considered one of the most reliable and scoring subjects because:

✔️ Syllabus is fixed and well-defined
✔️ Concept-based subject (less ambiguity than GS)
✔️ Questions become predictable with practice
✔️ High scoring potential with the right guidance


But the real challenge most aspirants face is:
❌ Weak conceptual clarity
❌ Lack of proper guidance
❌ No structured preparation plan
❌ Difficulty in answer writing for Mains

👉 And this is exactly where most students lose marks.


How DIAS India Helps You Succeed
At DIAS – Delhi Institute for Administrative Services, the focus is very clear: Don’t memorise. Understand. Practice. Perform.

We don’t just complete the syllabus, we prepare you to write high-quality answers in UPSC Mains.

Chemistry Optional Foundation Course – Key Highlights
100+ lectures with 200+ hours of detailed teaching
Complete coverage of Chemistry Optional (Paper I & II)
Strong focus on concept clarity from basics
Regular answer writing practice from early stage
Section-wise tests after every topic
6-phase test system for performance tracking
5 days a week structured classes
1-on-1 mentorship and doubt support

Learn Under Expert Guidance of Dr. R.K. Singh Sir.
(M.Sc. Delhi University | Ph.D. IIT Delhi | 12+ Years Teaching Experience)
👉 Known for simplifying complex topics
👉 Focus on exam-oriented preparation
👉 Strong emphasis on answer writing for Mains
👉 Proven track record of guiding successful students


New Batch Starting From: 08 June 2026

Who Should Join?
✔️ Aspirants planning for UPSC 2026–27
✔️ Beginners choosing Chemistry Optional
✔️ Students struggling with concepts or answer writing
✔️ Repeaters who want better structure and improvement


In UPSC, your optional subject can decide your rank.
👉 Don’t just study — prepare with clarity and direction.
👉 Don’t just complete syllabus — prepare to score.


With the right guidance, structured preparation, and consistent practice,
Chemistry Optional can become your strongest scoring subject.


📍 DIAS – Delhi Institute for Administrative Services
18, Pusa Road, Karol Bagh, New Delhi – 110005

📞 Call / WhatsApp: 9350934622
🌐 www.diasindia.com








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🌾 Happy Vaisakhi from DIAS India 🌾

On this beautiful festival of harvest and new beginnings. May your life be filled with happiness, success, and abundance.

Vaisakhi reminds us that every result comes after patience, hard work, and consistency — just like your UPSC journey.

At DIAS, we believe that with the right guidance, disciplined effort, and clear direction, every aspirant can achieve their goal.

May this Vaisakhi bring you:
✨ New energy to keep going
✨ Confidence to believe in yourself
✨ Success in your UPSC journey

Celebrate today, and come back stronger tomorrow.
Your goal is closer than you think.

📍 DIAS – Delhi Institute for Administrative Services
18, Pusa Road, Karol Bagh, New Delhi – 110005

📞 9350934622
🌐 www.diasindia.com

Admissions Open for UPSC CSE 2026–27
𝐑𝐞𝐠𝐢𝐬𝐭𝐞𝐫 𝐲𝐨𝐮𝐫 𝐒𝐞𝐚𝐭 𝐍𝐨𝐰: https://www.diasindia.com/contact-us

Start your UPSC journey with the right guidance, structured preparation, and experienced faculty. DIAS – Delhi Institute for Administrative Services is now accepting admissions for UPSC 2026-27 batches across key subjects.

Courses Available
𝐏𝐡𝐲𝐬𝐢𝐜𝐬 𝐎𝐩𝐭𝐢𝐨𝐧𝐚𝐥
Under the guidance of D.P. Vajpayee Sir- Strong focus on concept clarity and problem-solving

𝐌𝐚𝐭𝐡𝐞𝐦𝐚𝐭𝐢𝐜𝐬 𝐎𝐩𝐭𝐢𝐨𝐧𝐚𝐥
By D.P. Vajpayee Sir & Shukla Sir- Structured approach with detailed coverage

𝐂𝐡𝐞𝐦𝐢𝐬𝐭𝐫𝐲 𝐎𝐩𝐭𝐢𝐨𝐧𝐚𝐥
By Dr. R. K. Singh Sir- Clear concepts with exam-oriented preparation

𝐆𝐒 𝐅𝐨𝐮𝐧𝐝𝐚𝐭𝐢𝐨𝐧 𝐂𝐨𝐮𝐫𝐬𝐞
👉 1000+ hours of comprehensive preparation
👉 8 modules covering complete UPSC syllabus
👉 Designed by top faculties

𝐖𝐡𝐲 𝐂𝐡𝐨𝐨𝐬𝐞 𝐃𝐈𝐀𝐒?
✔️ Experienced and reputed faculty
✔️ Concept-based teaching approach
✔️ Structured and disciplined preparation
✔️ Regular tests and answer writing practice
✔️ Proven track record in UPSC results

𝐖𝐡𝐨 𝐒𝐡𝐨𝐮𝐥𝐝 𝐉𝐨𝐢𝐧?
✔️ Beginners starting UPSC preparation
✔️ Aspirants planning for CSE 2026–27
✔️ Students looking for strong optional + GS foundation
✔️ Those who want guided and structured preparation

Your UPSC success depends on the right start.
Build your foundation with DIAS.

📍 DIAS – Delhi Institute for Administrative Services
18, Pusa Road, Karol Bagh, New Delhi – 110005

📞 Call / WhatsApp: 9350934622
🌐 www.diasindia.com










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𝐂𝐡𝐞𝐦𝐢𝐬𝐭𝐫𝐲 𝐎𝐩𝐭𝐢𝐨𝐧𝐚𝐥 𝐅𝐨𝐮𝐧𝐝𝐚𝐭𝐢𝐨𝐧 𝐂𝐨𝐮𝐫𝐬𝐞 | 𝐔𝐏𝐒𝐂 𝟐𝟎𝟐𝟔–𝟐𝟕
Master Chemistry Optional with clear concepts and structured preparation. Register your Seat: https://www.diasindia.com/contact-us

If you are planning to choose Chemistry Optional for UPSC, the most important step is to start with the right guidance, strong fundamentals, and consistent practice.

DIAS – Delhi Institute for Administrative Services is starting a new Chemistry Optional Foundation Course under the guidance of Dr. R.K. Singh Sir, known for his clear teaching approach and result-oriented mentorship.

New Batch 𝐒𝐭𝐚𝐫𝐭𝐢𝐧𝐠 𝐅𝐫𝐨𝐦: 𝟎𝟖 𝐉𝐮𝐧𝐞 𝟐𝟎𝟐𝟔

𝐖𝐡𝐲 𝐓𝐡𝐢𝐬 𝐂𝐡𝐞𝐦𝐢𝐬𝐭𝐫𝐲 𝐂𝐥𝐚𝐬𝐬𝐞𝐬?
Many aspirants struggle in the Chemistry Optional because:
• Concepts are not clear from the basics
• Preparation becomes unstructured
• Lack of answer writing practice

This course is designed to solve these issues with a step-by-step structured approach
𝐂𝐡𝐞𝐦𝐢𝐬𝐭𝐫𝐲 𝐎𝐩𝐭𝐢𝐨𝐧𝐚𝐥 𝐅𝐨𝐮𝐧𝐝𝐚𝐭𝐢𝐨𝐧 𝐂𝐨𝐮𝐫𝐬𝐞 𝐅𝐞𝐚𝐭𝐮𝐫𝐞𝐬
✅ 100+ lectures & 200+ hours compact coverage
✅ Complete syllabus coverage with clarity
✅ Section-wise class tests
✅ 5 days a week classes
✅ 6 phase test system for proper evaluation
✅ Strong focus on answer writing

Learn From Expert Chemistry Optional Faculty: Dr. R.K. Singh Sir
👉 Known for concept clarity and simple teaching
👉 Helps students build confidence in Chemistry Optional
👉 Focus on exam-oriented preparation

𝐖𝐡𝐨 𝐒𝐡𝐨𝐮𝐥𝐝 𝐉𝐨𝐢𝐧 𝐓𝐡𝐢𝐬 𝐂𝐨𝐮𝐫𝐬𝐞?
✔️ Beginners starting Chemistry Optional
✔️ Aspirants confused in concepts
✔️ Students aiming for high marks in UPSC 2026–27
✔️ Those who want structured and disciplined preparation

UPSC mein success random nahi hota — structured preparation se aata hai.
Start your journey with the right guidance.

📍 DIAS – Delhi Institute for Administrative Services
18, Pusa Road, Karol Bagh, New Delhi – 110005

📞 Call / WhatsApp: 9350934622
🌐 www.diasindia.com









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𝐇𝐚𝐩𝐩𝐲 𝐑𝐚𝐦 𝐍𝐚𝐯𝐚𝐦𝐢
On this auspicious occasion of Ram Navami, may your life be filled with positivity, strength, discipline, and divine blessings.

Lord Ram’s life teaches us the value of patience, consistency, and righteousness — the same qualities every UPSC aspirant needs in their journey.

Just like Lord Ram stayed focused on his path, your UPSC journey also needs:
✨ Clear direction
✨ Strong determination
✨ Consistent effort

Keep moving forward with faith and discipline. Your hard work will surely give results. May Lord Ram bless you with wisdom, courage, and success in your goals.

📍 DIAS – Delhi Institute for Administrative Services
18, Pusa Road, Karol Bagh, New Delhi – 110005

📞 Call / WhatsApp: 9350934622
🌐 www.diasindia.com

𝐇𝐚𝐩𝐩𝐲 𝐂𝐡𝐚𝐢𝐭𝐫𝐚 𝐍𝐚𝐯𝐫𝐚𝐭𝐫𝐢
May this auspicious festival bring peace, strength, and positivity into your life. Navratri is not just a festival, it is a reminder of 𝐝𝐢𝐬𝐜𝐢𝐩𝐥𝐢𝐧𝐞, 𝐜𝐨𝐧𝐬𝐢𝐬𝐭𝐞𝐧𝐜𝐲, 𝐚𝐧𝐝 𝐢𝐧𝐧𝐞𝐫 𝐬𝐭𝐫𝐞𝐧𝐠𝐭𝐡 — the same qualities needed to succeed in your UPSC journey.

As Maa Durga symbolizes power and determination, may you also stay focused on your goals and keep moving forward with confidence.

✨ Stay dedicated
✨ Stay consistent
✨ Trust your preparation

May Goddess Durga bless you with 𝐰𝐢𝐬𝐝𝐨𝐦, 𝐬𝐮𝐜𝐜𝐞𝐬𝐬, 𝐚𝐧𝐝 𝐜𝐨𝐮𝐫𝐚𝐠𝐞 to achieve your dreams.

📍 DIAS – Delhi Institute for Administrative Services
18, Pusa Road, Karol Bagh, New Delhi – 110005

📞 011-40079000 | 9350934622
🌐 www.diasindia.com

Proud Moment for DIAS – Chemistry Optional Highest Marks in CSE 2025
Heartiest congratulations to our student 𝐀𝐛𝐡𝐢𝐠𝐲𝐚𝐧 𝐊𝐡𝐚𝐮𝐧𝐝 𝐟𝐫𝐨𝐦 𝐆𝐮𝐰𝐚𝐡𝐚𝐭𝐢, 𝐀𝐬𝐬𝐚𝐦 for making us proud by securing 𝐭𝐡𝐞 𝐡𝐢𝐠𝐡𝐞𝐬𝐭 𝐦𝐚𝐫𝐤𝐬 𝐢𝐧 𝐂𝐡𝐞𝐦𝐢𝐬𝐭𝐫𝐲 𝐎𝐩𝐭𝐢𝐨𝐧𝐚𝐥 – 𝟐𝟗𝟕 𝐦𝐚𝐫𝐤𝐬 in the Civil Services Examination 2025 (AIR 187).

Abhigyan is a B.Tech in Biotechnology from IIT Guwahati and is probably the highest rank holder this year from Guwahati. A true son of Assam whose achievement has brought pride to the entire state.

The Hon’ble Chief Minister of Assam has often encouraged more students from the state to join the Civil Services, and achievements like this bring that dream closer to reality. 𝐃𝐈𝐀𝐒 𝐈𝐧𝐝𝐢𝐚 𝐢𝐬 𝐜𝐨𝐦𝐦𝐢𝐭𝐭𝐞𝐝 𝐭𝐨 𝐬𝐮𝐩𝐩𝐨𝐫𝐭𝐢𝐧𝐠 𝐚𝐬𝐩𝐢𝐫𝐚𝐧𝐭𝐬 𝐟𝐫𝐨𝐦 𝐚𝐜𝐫𝐨𝐬𝐬 𝐭𝐡𝐞 𝐜𝐨𝐮𝐧𝐭𝐫𝐲 𝐢𝐧 𝐚𝐜𝐡𝐢𝐞𝐯𝐢𝐧𝐠 𝐭𝐡𝐚𝐭 𝐠𝐨𝐚𝐥.

This remarkable performance shows what 𝐜𝐥𝐞𝐚𝐫 𝐜𝐨𝐧𝐜𝐞𝐩𝐭𝐬, 𝐝𝐢𝐬𝐜𝐢𝐩𝐥𝐢𝐧𝐞𝐝 𝐩𝐫𝐞𝐩𝐚𝐫𝐚𝐭𝐢𝐨𝐧, 𝐚𝐧𝐝 𝐜𝐨𝐧𝐬𝐢𝐬𝐭𝐞𝐧𝐭 𝐚𝐧𝐬𝐰𝐞𝐫 𝐰𝐫𝐢𝐭𝐢𝐧𝐠 𝐩𝐫𝐚𝐜𝐭𝐢𝐜𝐞 can achieve in the UPSC examination.

At DIAS – Delhi Institute for Administrative Services, Chemistry Optional preparation focuses on strong fundamentals, structured learning, and exam-oriented guidance.

Special congratulations are also due to Dr. Ranjan Singh Parmar, Head of Chemistry at DIAS, for consistently guiding students to excellent results year after year.

Congratulations Abhigyan Khaund on this outstanding achievement. Your success will inspire many future UPSC aspirants.

New Chemistry Optional 𝐁𝐚𝐭𝐜𝐡𝐞𝐬 𝐒𝐭𝐚𝐫𝐭𝐢𝐧𝐠 𝐅𝐫𝐨𝐦: 𝟎𝟖 𝐉𝐮𝐧𝐞 𝟐𝟎𝟐𝟔

📍 DIAS – Delhi Institute for Administrative Services
18, Pusa Road, Karol Bagh, New Delhi – 110005

📞 011-40079000 | 9350934622
🌐 www.diasindia.com









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