There are lots of different substances but only just over a hundred elements. An element is a substance that is made up of only one kind of atom. The atoms in a particular element are the same as each ...

Students learn to describe and explain the process of forming a solution. Solutions: A Special Type of Mixture: Students learn to describe and explain the process of forming a solution using the terms ...

Chemistry: Elements, Compounds, and Mixtures (2nd Edition) (1983) is a 20-minute educational film from the *Chemistry Series* by Coronet Instructional Films, distributed by Simon and Schuster.

Provides solutions for NCERT in-text and exercise questions for Class 10 Science Chapter 4. Covers topics like electron dot structures, isomers, and properties of carbon. Explains homologous series, ...

Everything we can see and touch, and quite a lot that we can’t as well, is made of tiny particles called atoms. Some substances, like particles of this iron, contain only one kind of atom. Iron is an ...