Incorrect Chemical Formulas: Sometimes an equation is unbalanced because the chemical formulas of the reactants or products are incorrect. For example, writing H2O2 (hydrogen peroxide) instead of H2O ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

The processes like crystallisation, boiling, vaporisation, burning of colour, melting point, hardness etc, are called physical changes. These are reversible in nature. The processes like ...

Symbol equations are a quick way of representing chemical reactions. They show us what atoms are involved and how they are bonded together. Symbol equations always take the form, reactants → products.

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

9. Which of the following statements is true regarding a decomposition reaction? a) A single reactant breaks down into two or more products. b) Two or more reactants combine to form a single product.

Researchers at the University of Illinois Urbana-Champaign have developed a new theoretical framework that could dramatically ...

In his scientific bestseller, A Brief History of Time, Stephen Hawking remarked that every equation he included would halve sales of the book, so he put only one in it, Einstein's equation relating ...