Given That the Molecular Mass of Bromine Is 79

Q27: An isotope represented as S-34:<br>A)is an isotope

Q28: How many protons and electrons are present

Q29: Ernest Rutherford proved the existence of electrons.

Q30: Group 8A elements are also called:<br>A)noble gases.<br>B)halogens.<br>C)alkaline

Q31: The atomic mass of a single carbon

Q33: Isotopes are atoms of the same element

Q34: Ions are formed when atoms:<br>A)gain or lose

Q35: Halogens form anions with a 1- charge.

Q36: What is the charge on the ion

Q37: Which of the following is NOT part