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f-Block Elements – Inner Transition Elements | Lanthanide Series (4f-Block), Actinide Series (5f-Block) | Electronic Configuration, Characteristics

Modern Periodic Law and Modern Periodic Table (Groups, Periods, Blocks) | Class 11 CBSE Notes

Anand Classes Notes of f-Block elements, also called inner-transition elements, are located separately at the bottom of the periodic table. In these elements, the f-subshell of the inner-penultimate shell ((n-2)f shell) is progressively filled while the outermost shells have similar configurations. These elements show unique physical and chemical properties and are important for JEE, NEET, and CBSE Class 11 Chemistry.

Nomenclature of Elements with Atomic Numbers Greater than 100-Periodic Table Class 11 Notes

Modern Periodic Law and Modern Periodic Table (Groups, Periods, Blocks) | Class 11 CBSE Notes

Anand Classes Class 11 Notes of Elements with atomic numbers greater than 100 are synthetic, man-made superheavy elements that do not occur naturally and are produced in laboratories or nuclear reactors. Since their discovery often led to naming disputes, the International Union of Pure and Applied Chemistry (IUPAC) introduced a systematic nomenclature based on the digits of the atomic number. According to this system, each digit is replaced with a specific prefix and the name ends with “-ium”, ensuring unique temporary names and symbols until permanent names are officially assigned.

p-Block Elements (Groups 13 to 18) Classification, Electronic Configuration, Characteristics

Modern Periodic Law and Modern Periodic Table (Groups, Periods, Blocks) | Class 11 CBSE Notes

Anand Classes notes of p-Block elements in the modern periodic table consist of Groups 13 to 18, and they include some of the most important families such as the boron family, carbon family, nitrogen family, oxygen family (chalcogens), halogens, and noble gases. Their general electronic configuration is ns²np¹–⁶, which gives them a wide range of properties from highly reactive non-metals (like halogens) to completely inert noble gases. The p-Block contains a unique combination of metals, non-metals, and metalloids, and it plays a crucial role in Class 11 chemistry, JEE, and NEET exam preparation.

s-Block Elements | Group 1 and Group 2 Elements | Periodic Table Notes

Modern Periodic Law and Modern Periodic Table (Groups, Periods, Blocks) | Class 11 CBSE Notes

ANAND CLASSES notes of s-block elements of the periodic table include all elements whose last electron enters the s-orbital. These elements, which consist of alkali metals (Group 1) and alkaline earth metals (Group 2), are highly significant in inorganic chemistry because of their reactivity, periodic trends, and wide applications in daily life. This article is authored by Neeraj Anand and published by Anand Technical Publishers to provide clear and exam-oriented explanations for JEE and NEET students, following the NCERT Class 11 Chemistry syllabus.

Modern Periodic Law and Modern Periodic Table (Groups, Periods, Blocks) | Class 11 CBSE Notes

Modern Periodic Law and Modern Periodic Table (Groups, Periods, Blocks) | Class 11 CBSE Notes

Anand Classes presents a comprehensive explanation of the Modern Periodic Table, authored by Neeraj Anand and published by Anand Technical Publishers. This detailed guide is tailored for students preparing for JEE, NEET, and Class 11 CBSE Chemistry, covering the fundamental concepts of the Modern Periodic Law, the structure of the periodic table, and the classification of elements into periods, groups, and blocks. With a focus on clarity, exam relevance, and NCERT alignment, this article serves as an essential resource for mastering one of the most important topics in inorganic chemistry.