Question

for the elements rb and br, please indicate whether the binary compound they form is likely to be ionic or covalent. also, enter the empirical formula and name of the compound. note: reference the periodic table of elements for additional information.

Explanation:

Step1: Identify element types

Rb is a metal (alkali - metal) and Br is a non - metal.

Step2: Determine bond type

When a metal and a non - metal react, they form an ionic bond. So the compound is ionic.

Step3: Find the empirical formula

Rb has a + 1 charge ($Rb^+$) and Br has a - 1 charge ($Br^-$). The empirical formula is RbBr.

Step4: Name the compound

The name of the compound is rubidium bromide.

Answer:

Ionic; RbBr; Rubidium bromide