Atomic Multiple Choice Test

The total number of electrons in carbon

This model for a sodium atom (Na) indicates that sodium contains –

On the periodic table, the elements in each column, or group, have -

Which atomic model did we use in class?

Oxygen, chlorine, and sulfur are all located on the same side of the Periodic Table of Elements because they are all

Which elements are categorized as metals on the Periodic Table of Elements?

. An element that is described as not shiny and a poor conductor of thermal energy is classified on the Periodic Table of Elements as a –

If an atom has 18 protons, 18 electrons, and an atomic mass of 39.9, what is the number of neutrons?

The reactivity of an element is determined by the –

Which of the following atoms is the most reactive metal?

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