Ineed with the question 42 and answering the chart and it’s very hard and i’m struggling with it and if you need to see the picture big then click on it and it will be big

Which best describes why nh4+ can form an ionic bond with ci-?

Which is a chemical property of iron? a. it forms iron oxide (rust) when exposed to moisture and air. b. it is a gray–black metal that is hard to the touch. c. it has a melting point of 2795°f (1536°c). d. it is a good conductor of heat

According to periodic trend, which of the following most likely has the highest ionization energy? kr be ni sc