1. Select the false statement below. 3. Which one of the following ions has the

Question

1. Select thefalsestatement below.

3. Which one of the following ions has the same number of electrons and neutrons?

A. Calcium typically exists as Ca2+ionswhen combined with nonmetals in ionic compounds B. Calcium oxide can be expressed as Ca2O2or CaO, depending on the number of ions involved C. The neutrally charged42Caisotope contains 20 protons, 22 neutrons, and 20 electrons D. 42Cais an isotope of40Cabut both of these have nearly identical chemical behavior

**For #1 i think the answer is B but I think it could be A as well. **

2.60Ni2+has how many protons (p), neutrons (n), and electrons (e)?
A. 28p, 32n, 30e B. 28p, 32n, 26e C. 30p, 30n, 28e D. 32p, 28n, 26e E. 60p, 28n, 62e

**FOR #2 i think it might be C. **

3. Which one of the following ions has the same number of electrons and neutrons?

A. 14N3

Explanation / Answer

d c c b d

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