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!
In chemistry, an atom has a full shell if it has eight valence electrons. Atoms with full shells are stable and are essentially inert. They will not react with other atoms to form bonds. Iodine is one valence electron short of having a full shell and will readily form bonds with other atoms to fill the missing space.