Chemistry Fall 2024 Semester Exam Practice Flashcardizz 3

Front

What is the charge of a magnesium ion?

Back

2+

Front

How do you represent a neutral atom of potassium in a dot diagram?

Back

The dot diagram for potassium shows 1 valence electron.

Front

What is the charge of a chlorine ion?

Back

1-

Front

What is the charge of an ion with 16 protons and 18 electrons?

Back

2-

Front

What is the name of the ion formed by a calcium atom?

Back

Calcium ion

Front

What is the atomic number of magnesium?

Back

12

Front

How many valence electrons does chlorine have?

Back

7

Front

What is the significance of the nuclide symbol?

Back

It indicates the number of protons and neutrons in an atom.

Front

What is the charge of an ion with 33 protons and 31 electrons?

Back

2+.

Front

What is the electron configuration of a neutral potassium atom?

Back

1s² 2s² 2p⁶ 3s¹.