high-risk-not financially safe or secure; a bad investment; high risk investments; anything that promises to pay too much can't help being risky; speculative business enterprises. speculative, risky, bad. unsound-not sound financially; unsound banking practices.
Iodine has seven valence electrons. Valence electrons of an atom are located in the outermost shell of the atom and participate in bonding. If an... Become a Study.com member to unlock this answer!
The only stable isotope of iodine, 127I, has 74 neutrons. There are 36 other known isotopes of iodine, and an account of all these isotopes of iodine can be seen by using the link to the Wikipedia article on iodine's isotopes. The only stable isotope of iodine, 127I, has 74 neutrons.