Ion reacts with oxygen to form iron oxide (rust). witch best describes this statement

What is a metal replacement reaction

According to the valence shell electron pair repulsion (vsepr) theory, a molecule that has four electron groups around the central atom will exhibit what electron geometry? view available hint(s) according to the valence shell electron pair repulsion (vsepr) theory, a molecule that has four electron groups around the central atom will exhibit what electron geometry? trigonal bipyramidal tetrahedral square planar determination of electron geometry requires information on whether the electron groups are lone pairs or bonding groups.

Which of the following is in the lanthanide family? a) uranium b) promethium c) silver d) gold