Easy Notes & Concepts for Competitive Exams
Oh, young aspirants! Today, we’re going to tackle two important terms you’ll often hear in your competitive exam preparations: Calcination and Roasting. Don’t worry, even though they sound a bit complex, we’ll break them down into super-easy, bite-sized pieces, just like your favorite snacks! Think of this as a fun detective mission where we uncover … Read more
Welcome to a comprehensive set of General Science MCQs focusing on alloys, a vital aspect of metallurgy. Alloys play a crucial role in various industries and are frequently tested in competitive exams such as SSC, CGL, RRB NTPC, Railways, UPSC, and state-level exams. This Chemistry MCQ series on alloys aims to sharpen your understanding and … Read more
Symbol Na Atomic Number 11 Atomic Mass 22.990 Discovered by Sodium was discovered by Humphry Davy Physical Properties of Sodium Chemical Properties of Sodium Group 1 Melting point 97.794°C, 208.029°F, 370.944 K Period 3 Boiling point 882.940°C, 1621.292°F, 1156.090 K Block s Density (g cm−3) 0.97 Atomic number 11 Relative atomic mass 22.990 State … Read more
Basic Overview of Iron Iron Symbol Fe Iron Atomic Number 26 Iron Atomic Mass 55.85 g.mol -1 Discovered by The Ancients Chemical Properties Of Iron Group 8 Melting point 1536 °C Period 4 Boiling point 2861 °C Block d Density (g cm−3) 7.8 g.cm-3 at 20°C Atomic number 26 Relative atomic mass 55.845 State at 20°C … Read more