George Grant

Periodic Properties of the Elements: Trends in the Periodic Table

Description: The properties of the elements exhibit trends and these trends can be predicted with the help of the periodic table. They can also be explained and understood by analyzing the electron configurations of the elements. This is because, elements tend to gain or lose valence electrons to achieve the stable octet formation. The properties of the elements exhibit trends and these... (posted by George 6 years 115 days ago.)

How does oil & dirt get washed away with soap?

We use soap each day in our lives in the form of detergents, shampoo, shower crème, hand soap or bar soap. We are so used to using soap that we rarely stop and wonder how this wonderful compound manages to help us clean ourselves day after day. Have you ever thought about what would happen if there were no soap? How else can we rid the dirt off our bodies or our clothes? Most of the time, dirt comes in... (posted by George 6 years 216 days ago.)