Questions tagged 'Ions'
17 questions
Which of the following ions are isoelectronic with Xe? Check all that apply1. Ba2+2.I-3.Rb+4.Te2+?
Which of the following ions are isoelectronic with xenon (Xe)? Please check all that apply: 1. Ba²⁺ 2. I⁻ 3. Rb⁺ 4. Te²⁻
Nov 14, 2024
Chemistry Help: Which of the following species has the greatest number of electrons?
Which of the following species has the greatest number of electrons? 1. Al⁺ 2. Si²⁺ 3. Na⁺ 4. Mg⁻ 5. Mg 6. Al²⁺ 7. Na⁻ 8. P³⁺ Could you please explain how you arrived at your answer? I have struggle...
Nov 14, 2024
an anion always what?
An anion is always: A. positively charged B. a group of two or more atoms with a positive charge C. a combination of a metal and a nonmetal D. capable of forming covalent bonds E. negatively charged
Ions are unequally distributed across the plasma membrane of all cells. this ion distribution creates an electrical potential difference
Ions are distributed unevenly across the plasma membrane of all cells, resulting in an electrical potential difference. What is the term used to describe this phenomenon? The correct answer is resting...
What is the total number of electrons in a mg2+ ion? a) 14 b) 24 c) 10 d) 12 would it be 10 or 12 and why?
What is the total number of electrons in an Mg²⁺ ion? The options are: a) 14 b) 24 c) 10 d) 12 Would the correct answer be 10 or 12, and why?
Place the ions in order of decreasing size. Te2-, I-, Cs+, Ba2+, La3+?
I would like to clarify the order of ion sizes for the following ions: Te²⁻, I⁻, Cs⁺, Ba²⁺, and La³⁺. I initially proposed the following order from largest to smallest: Te²⁻ > I⁻ > Cs⁺ > Ba²⁺...
Which valences have the greatest tendency to form ions?
Which valences are most likely to form ions? Specifically, what tendencies do the following valences exhibit: +1, -1, +2, -2, +3, -3, +4, and -4?