Introduction: Where Do We See Metals and Non-Metals? Let’s start with a quick question. Have you ever wondered why the wires in your home are made of metal, but the
Introduction: What's Really Happening When Things Change? Have you ever noticed milk turning sour? Or an iron nail getting rusted? Or maybe a candle burning? All of these are chemical
Introduction: Why Carbon Is So Special Look around you—your clothes, your food, petrol in vehicles, even you yourself—are made of carbon compounds. But why is carbon such a big deal
Introduction Why does lemon juice taste sour, but soap feels slippery? Why do antacids help when you have acidity? These are all results of chemical substances around us known as
Introduction Why doesn’t common salt (NaCl) fall apart in your hand? Why is water (H₂O) made of two elements that behave completely differently on their own? The answer is chemical
Introduction What do water, air, gold, and salt all have in common? They’re made up of elements—the basic building blocks of matter. And all those elements are arranged in a
Introduction Why is ice hard, water flowy, and steam invisible? They’re all made of H₂O (water) but look and behave differently. That’s because they are in different states of matter—solid,
Introduction: What Are Atoms? Everything around us is made of matter—your water bottle, books, clothes, air, and even your own body! But what is matter made of? Atoms. Atoms are