Will award ! fill in the chart below (table below) by writing formulas for the compounds that might form between the ions in the columns and rows. some of these compounds don’t exist but you can still write formulas for them p. s.(i tried) | |na+| |ca2+| |fe3+| |nh^+4| |sn^4+| no^− so2^− cl^− s2^− po3^− oh− cr2o2^− co2^−