Covalent bonding is a common type of bonding, in which two or more atoms share up to three valence electrons. In nonpolar covalent bonds, the electronegativity difference between the bonded atoms is small, typically 0 to 0.3. Bonds within most organic compounds are described as covalent.
The Silent Generation refers to people who were born between 1925 and 1945. There are several theories as to where the label 'Silent Generation' originated. The children who grew up during this time worked very hard and kept quiet. It was commonly understood that children should be seen and not heard.
From Wikipedia, the free encyclopedia. The silent period, or preproduction, is a stage in second language acquisition where learners do not attempt to speak. Silent periods are more common in children than in adult learners, as there is often more pressure on adult learners to speak during the early stages of acquisition.