What determines the order of placement of the elements on the modern Periodic Table?

1. atomic number

2. atomic mass

3. the number of neutrons, only

4. the number of neutrons and protons

Question

2 November, 01:33

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Answers (2)

Know the Answer?

Chase · Answer 1

The periodic table was and still is arranged in increasing atomic number, aka number of protons.

Answer: 1. atomic number

Miya · Answer 2

The order of placement of the elemnts on the modern Periodic Table is determinated by:

1) atomic number (Z=number of protons).

What determines the order of placement of the elements on the modern Periodic Table?1. atomic number2. atomic mass3. the number of neutrons, only4. the number of neutrons and protons