Use the periodic table to explore the ionic radii of elements from Period 3 and Group 17. Consider the elements bromine and chlorine; which element has a larger ionic radius?

chlorine

bromine

Which of these conditions most likely produces an unstable isotope?

Which of the following is a conclusion that resulted from ernest rutherford’s scattering experiment? (will mark brainliest) a. the nucleus is negatively charged b. the atom is a dense solid and is indivisible c. the mass is conserved when atoms react chemically d. the nucleus is very small and the atom is mostly empty space

How many moles of kci are produced from 2.50 moles k