1. (Biology) a relative capacity to unite or react or interact as with antigens or a biological substrate
2. (chemistry) a property of atoms or radicals; their combining power given in terms of the number of hydrogen atoms (or the equivalent)
Iodine has 7 valance electrons
1
8 valance electrons in valance shell means that atom is stable.
The valance shell is important in chemical reactions, as it is the valance electrons which are gained/lost during reactions. An atoms valance electron configuration is what largely determines its chemical reactivity.
2
You have a misconception about the meaning of the word valance. Elements have a valance, not compounds. Sugar has no valance.
No, he was a character in the movie The Man Who Shot Liberty Valance. Valance was played by Lee Marvin.
By looking at the group number you can tell how many valance electrons there are ex: Group 1= 1 valance electrons Group 2-12= 2 valance electrons Group 13= 3 valance electrons Group 14= 4 valance electrons Group 15= 5 valance electrons Group 16= 6 valance electrons Group 17= 7 valance electrons Group 18= 8 valance electrons
2 valance electrons
There are 27 valance electrons.
Iodine has 7 valance electrons
science mean having
Holly Valance was born on May 11, 1983.
Holly Valance was born on May 11, 1983.
1
Ricky Valance was born on 1939-04-10.
what does prism mean in science language