Free Show 10 Questions 10 Marks 7 Mins Latest RRB Group D Updates Last updated on Nov 2, 2022 The RRB Group D Results are expected to be out soon! The Railway Recruitment Board released the RRB Group D Answer Key on 14th October 2022. The candidates will be able to raise objections from 15th to 19th October 2022. The exam was conducted from 17th August to 11th October 2022. The RRB (Railway Recruitment Board) is conducting the RRB Group D exam to recruit various posts of Track Maintainer, Helper/Assistant in various technical departments like Electrical, Mechanical, S&T, etc. The selection process for these posts includes 4 phases- Computer Based Test Physical Efficiency Test, Document Verification, and Medical Test. Let's discuss the concepts related to Chemistry and Structure of Atom. Explore more from General Science here. Learn now!
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सबसे बड़ा परमाणु आकार किसका है?लिथियम (Li) तत्व में सबसे बड़ा परमाणु है।
परमाणु और अणु में कौन बड़ा है?परमाणुओं के संयोजन से अणु का निर्माण होता है ,अतः हम कह सकते हैं कि परमाणु और अणु में अणु का आकार परमाणु की अपेक्षाकृत बड़ा होता है।
सबसे छोटा तत्व कौन सा है?सबसे छोटा तत्व हाइड्रोजन है. इसका परमाणु संख्या एक है. इसके नाभिक में एक हि प्रोटोन और एक ही इलेक्ट्रान है.
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