Periodic Table 1

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The periodic table is organized so chemists can easily see ____________.

On the periodic table, an element's atomic number is the number of ______________ in its nucleus.

Based on its location in the periodic table, which of the following is classified as a metal?

The atomic weight of an atom is the total number of__________

Vertical columns in the periodic table, which indicate an element's location within a period, are called

The order of the elements in the periodic table is based on the ____________.

Based on their locations on the periodic table, which pair of elements have the most similar characteristics?

The horizontal rows in the periodic table are arranged according to the number of electrons in the atom's outer shell. What are these rows called?