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Class 9 | TN State Board Science Key Concepts Atomic Structure: Periodic Table: Atomic Number (Z): Atomic Mass (Atomic Weight): Valence Electrons: Chemical Bonding: Periodic Trends: Noble Gases: Alkali Metals: Halogens: Transition Metals: Metals vs. Nonmetals: Metalloids: Fill in the Blank Questions Answer the following fill in the blank questions. Key Verify your answers.
Bullet Notes D-Block Elements (Transition Metals): F-Block Elements (Lanthanides and Actinides): Terms and Definitions D-Block Elements: F-Block Elements (Lanthanides and Actinides): Lanthanide Contraction The term “lanthanide contraction” refers to a phenomenon observed in the periodic table, specifically in the lanthanide series of elements. The lanthanide series includes the 15 elements from cerium (Ce, atomic number…
Podcast Series Kaviya – The Creative Artist Dharshini, The Challenger
Happy Teachers Day! My Humble Salutations to all our Teachers! You may ask me who my teachers are. L to R: Dr Sarvapalli Radhakrishnan, Sri. R. Ethirajan ( My Beloved Father), Dr R. Anbalagan (My Brother in law who is the eldest of our family who supported me to study MSc), Dr E. G. Rajan…
By Dr E. Ramanathan A students’ wish list can vary widely depending on their age, interests, and needs. Here are some common items that students might include on their wish list. For those looking to add a humorous touch, consider checking out the best gag gifts that can bring laughter to any occasion. 1. School…
by Dr E. Ramanathan A parents’ wish list includes a variety of hopes and desires related to their children. It can be classifed as the wish list about their well-being, their family life, and their own personal needs and aspirations. Let us keep in mind that every parent’s wish list may be unique, yet I…
According to Chanakya’s Arthashastra, governments or organisations should collect taxes or fees like a honeybee collects honey from flowers. The idea is that governments should collect taxes in the same way that a honeybee collects just the right amount of honey from a flower so that both the government and taxpayers can survive. The taxes should be…
பிசிராந்தையார் தமிழ் பாடல் ’காய் நெல் அறுத்துக் கவளம் கொளினே,மா நிறைவு இல்லதும், பல் நாட்கு ஆகும்;நூறுசெறு ஆயினும், தமித்துப்புக்கு உணினே,வாய்புகுவதனினும் கால்பெரிது கெடுக்கும்;அறிவுடை வேந்தன் நெறி அறிந்து கொளினே,கோடி யாத்து, நாடுபெரிது நந்தும்;மெல்லியன் கிழவன் ஆகி, வைகலும்வரிசை அறியாக் கல்லென் சுற்றமொடு,பரிவுதப எடுக்கும் பிண்டம் நச்சின்,யானை புக்க புலம் போல,தானும் உண்ணான், உலகமும் கெடுமே!’’திணை: பாடாண்துறை: செவியறிவுறு. மக்கள் அரசு, வரியைஎப்படி முடிவு செய்ய வேண்டும்? நன்கு விளைந்த நெல்லை அறுத்துக்கவளமாக யானைக்குக் கொடுத்தால்ஒரு மாவிற்கும்…
Reading from printed documents offers several benefits compared to reading from digital books, and these advantages can vary depending on individual preferences and circumstances. Avoid reading from smart phones and protect your precious eyes! Use our Saitechinfo Printing Services.
மொபைல் ஃபோனை நேர்மறையாக பயன்படுத்துவது Using a mobile phone positively can greatly benefit students by enhancing their productivity, communication skills, and overall well-being. Here are some tips for students on how to use their mobile phones in a positive way: By using your mobile phone in a positive and purposeful way, you can enhance your academic…
Old students of Saitech Informatics and Surya Academy are invited to attend the Saitechies Alumni Meet 2023 on 19th August 2023 at 6:30 pm. It was well organised by Pavani, Dharshini, Sainath and Harini. The alumni meet was started with Tamizh thai Vaazhthu. Pavani welcomed the alumni, current students and parents. Dr E. Ramanathan sir…
Author: Dale Carnegie A Book Review by Dr E. Ramanathan “How to Win Friends and Influence People” is a classic self-help book written by Dale Carnegie, first published in 1936. The book offers timeless advice on building positive relationships and improving social interactions. I would recommend this book to the following persons. Here are the…