DPPs are provided in support to these video lectures. By VKP Sir Videos: 19 . Last Updated on March 20, 2019 By Mrs Shilpi Nagpal 19 Comments. Serial No. The study of atoms and its related traits lay the foundation for chemistry. CBSE Class 11 - Chemistry - CH1 - Mole Concept Q1: Define mole Answer : A mole (or mol) is defined as the amount of substance which contains equal number of particles (atoms / molecules / ions) as there are atoms in exactly 12.000g of carbon-12. NEET 2021 - Watch the live class on Mole Concept Class 11 Chemistry for NEET 2021 Preparation by Goprep NEET Expert Swati Ma'am. //var today = now.getFullYear()+"-"+(month)+"-"+(day); A mole of hydrogen atom means 6.022 × 1023  atoms of hydrogen whereas a mole of hydrogen molecule means 6.022 × 1023  molecules of hydrogen or 2 × 6.022 × 1023 atoms of hydrogen . 1. Physics for CBSE, IIT, AIPMT. s = checkTime(s); Thanks a lot. In the calculation of the size of the individual atoms and molecules assuming them to the spherical. In the calculation of actual mass of a single atom of an element or a single molecule of a substance. lock ... L-11 Chemical Bonding Digital Board Notes. 1 mole of Oxygen gas = 22.4 litres of oxygen at STP, one mole of carbon dioxide gas = 22.4 litres of carbon dioxide at STP. var todaystime = h + ":" + m + ":" + s The matter is very good and helpful. Mole Concept : Class XI, 11, Physical Chemistry video lectures. Physics Chemistry Mathematics Biology. Some Basic Concepts of Chemistry: 2: Questions, Tests and Video Lectures. Solved Examples. Medium of Instruction of this course is Hindi. document.write(''); Hello Jaya, This is just a demo lecture. Avogadro’s number may be defined as the number of atoms present in one gram atom of the element or the number of molecules present in one gram molecule of the substance. Therefore, the number of moles of iron in the pure sample weighing 558.45 grams is: = 10 moles. Solution: 1 mole of Ag atoms = 108 g = 6.022 x 10 23 atoms. ... CLASS 11. Play Store. 1 mole of carbon atoms = 6.022 ×1023 atoms of carbon. i = "0" + i; A mole is defined as that amount of substance which contains Avogadro’s number of atoms if the substance is atomic or Avogadro’s number of molecules if the substance is molecular.. 1 mole of carbon atoms = 6.022 ×10 23 atoms of carbon.. 1 mole of sodium atom = 6.022 ×10 23 atoms of sodium. 32000 75% OFF. I understood it very well, This is very help full now i really understand mole concept…thank you……, This is really helpful for me. Download Lecture Notes From Physicswallah App( Notes The number of moles of oxygen in 1L of air containing 21% oxygen by volume, under standard conditions, is (1) 0.0093 mole (2) 2.10 moles (3) 0.186 mole Online Test Series. thank you very much…, thank you for good presentation about mole concept, Your email address will not be published. Calculate the number of molecules in 11.2 liters of SO 2 gas at NTP. var todaystime = h + ":" + m + ":" + s 11th Class Video Lecture Schedule. s = checkTime(s); If you want to see full video you have to purchase it. Notes. 24X7 Doubt Solving. 1 M of a given element = 1 M of other elements 1 mole of a compound = 1 mole of other compounds 6. lock. All NCERT LECTURE in videos , text and pdf download CLASS 9 to 12, NCERT VIDEO LECTURES FOR CLASS 11 CHEMISTRY CHAPTER 1 Download The value generally used is 6.022 × 1023 . JEE: Mole Concept | Stoichiometry | JEE Live Sprint 2.0 | Unacademy JEE | Chemistry | Ashwani Tyagi. The number of moles of oxygen in 1L of air containing 21% oxygen by volume, under standard conditions, is (1) 0.0093 mole (2) 2.10 moles (3) 0.186 mole JEE Advanced Pattern Questions from chapter Mole Concept - Some Basic Concepts of Chemistry, Chemistry video lecture for JEE Main Class 11 students, prepare by the best experienced faculty. var m = now.getMinutes(); lock (L-11) Chemical Bonding - Daily Practice Problems. ... HD Video Lectures. Mole Concept . This video is highly rated by Class 11 … One can start from the basics and gradually expand his/her knowledge and understanding of the Mole Concept Chapter. Practice questions on Download NCERT Books, Video Lectures ASK DOUBTS Start Discusssion Free JEE Test Series, Get the most advanced study material and top your exams. var h = now.getHours(); document.write(''); For more information please call us on 0261-4890014 or 8287971571. The value was found to be 6.022137 × 1023. Get full understanding or ask any questions. Let us proceed! 1 mole of Oxygen atom =6.022 ×10 23 atoms … Mass of one atom of silver. MOLE CONCEPT Definition of mole: One mole is a collection of those many entities as there are number of atoms exactly in 12 gm of C - 12 isotope. #1 - Mole Concept (I) video from NEET syllabus Chemistry - Some Basic Concepts Of Chemistry For more information please call us on 0261-4890014 or 8287971571. Author of this website, Mrs Shilpi Nagpal is MSc (Hons, Chemistry) and BSc (Hons, Chemistry) from Delhi University, B.Ed (I. P. University) and has many years of experience in teaching. Posted on 12/17/2020 12/17/2020 by apho2018. Atomic mass is the concept related to a single atom, whereas molecular mass relates to a group of atoms. Suggested Videos Physics Chemistry Mathematics Biology. function checkTime(i) { NCERT Solutions. This is called Avogadro’s number or Avogadro’s constant (NA). Categories Chemical Bonding, Chemistry, Chemistry Class 11, VIDEO LECTURES 16 Comments. var now = new Date(); Complete Fun Video: Mole Concept Class 11 Video | EduRev chapter (including extra questions, long questions, short questions) can be found on EduRev, you can check out Class 11 lecture & lessons summary in the same course for Class 11 Syllabus. var now = new Date(); thank you very much, Thanx it is really helped me to understand mole concept of class 11, Thanks it is very good and helpful for me, It’s quite helpful for me so clear and easily digestible.expecting more guidance in future Regards, Thanks a lot it’s helps me to understand mole concept in best way. lock. If you are planning to proceed with this concept, then it is necessary to gain precise knowledge about molecular mass and mole concept. NCERT Solutions for Class 10 हिन्दी – क्षितिज – Chapter 3 – सवैया, कवित्त – देव, NCERT Solutions for Class 10 हिन्दी – क्षितिज – Chapter 2 – राम लक्ष्मण परशुराम संवाद, NCERT Solutions for Class 10 हिन्दी – क्षितिज – Chapter 1 – पद, Economics Chapter 5 Consumer Rights – Notes & Study Material, Economics Chapter 4 Globalisation and The Indian Economy – Notes & Study Material. One can starts from the basics and gradually expands his/her knowledge and understanding of the Mole Concept Chapter. Question 1: Calculate the mass of (i) an atom of silver (ii) a molecule of carbon dioxide. var month = ("0" + (now.getMonth() + 1)).slice(-2); It means the online student will not get all the lectures immediately instead it will be provided within 2 days of the actual classroom to online student Get Download Mole Concept Video lectures for Class 11th and 13th Students by Prince Singh (PS) Sir. Share. 1 mole of sodium atom = 6.022 ×1023 atoms of sodium, 1 mole of Oxygen atom =6.022 ×1023 atoms of oxygen, 1 mole of Oxygen molecule =6.022 ×1023  molecules of oxygen, 1 mole of water =6.022 ×1023  molecules of water. One mole of an element contains the same number of atoms as a mole of any other element. 17 Dec. To … } An atom of some element X weighs 6.644 × 10-23 g. Calculate the number of gram-atoms in 40 kg of it. 1 mole of atoms is also termed as 1 gm-atom, 1 mole of ions is termed as 1 gm-ion and 1 mole of molecule termed as 1 gm-molecule. Class 11 Video Lectures for CBSE, IIT, AIPMT, Commerce. } document.write(''); 1 mole of carbon dioxide molecule = 44 grams. Physics Chemistry रास्ते बदलो पर मंज़िल नहीं CBSE Class 11 Chemistry , CBSE Class 11 Physics CBSE Class 12 Chemistry , CBSE Class 12 Physics JEE NEET Study Material : Notes , Assignment Physics Notes , Physics Assignment , Physics Quiz , HC Verma Solution , NCERT Solution Chemistry… Read more Mole Concept: 2: Questions on Mole Concept ... Normality of Fixed solution: 11: Calculation of % Composition & % Purity Chapter's Weightage in NEET Exam. The number of moles of oxygen in 1L of air containing 21% oxygen by volume, under standard conditions, is (a) 0.0093 mole (b) 2.10 moles (c) 0.186 mole She has started this educational website with the mindset of spreading Free Education to everyone. document.write(''); GOC. Required fields are marked *, Avogadro’s number or Avogadro’s constant (N, A mole is a chemist unit of counting particles such as atom, molecules, ions, electrons, protons which represent a value of, A mole of oxygen molecule means 6.022 × 10, of atoms if the substance is atomic or Avogadro’s number of molecules. Thus, 6.022 x 10 23 molecules of CO 2 has mass = 44 g This is just a demo lecture. It would be wonderful if other definitions and formulas were also included. Class XI th By NV Sir No of Videos: 16 Favourite Watch Later. var today = day + "-" + month + "-" + now.getFullYear(); A mole is defined as that amount of substance which contains Avogadro’s number of atoms if the substance is atomic or Avogadro’s number of molecules if the substance is molecular. A.1: The molar mass of iron is 55.845 g/mol. Solved Examples on the Mole Concept. document.write(''); var h = now.getHours(); return i; Lecture videos are enriched with basics and advanced concepts. Chapterwise NCERT Solutions for Class 11 Chemistry NCERT Solutions for Class 11 Chemistry Chapter 1 – Some Basic Concepts of Chemistry . For more information please call us on 0261-4890014 or 8287971571. m = checkTime(m); One gram atom of any element contains the same number of atoms and one gram molecule of any substance contains the same number of molecules. Solution — Mass of 1 mole X atoms Chemical Bonding. 1 mole of NaCl =6.022 ×1023 formula units of NaCl = 6.022 ×1023 Na+ ion and 6.022 ×1023   Cl– ion. return i; Your email address will not be published. i = "0" + i; Live Session. It was really helpful for a better understanding of the concept. NCERT Solutions. A great video lecture conducted by experienced chemistry teacher on 11th class chemistry chapter 1 topic1.1 concept of mole. In case of gases, a mole is defined as that amount of the gas which has a volume of 22.4 litres at STP. whatsapp; Demo Video . In the calculation of the number of molecules present in a given volume of the gas under given conditions. //var today = now.getFullYear()+"-"+(month)+"-"+(day); Watch Ad Free Videos ( Completely FREE ) on Physicswallah App( Download the App from . Physics for CBSE, IIT, AIPMT. var day = ("0" + now.getDate()).slice(-2); Call 7240013130 for subscriptions & offers Lecture videos are enriched with basics and advanced concepts. Some solved example questions on the mole concept are provided in this subsection. Physics Chemistry Mathematics Biology Medium of Instruction of this course is Hindi. A mole is a chemist unit of counting particles such as atom, molecules, ions, electrons, protons which represent a value of 6.022 × 1023. 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