First 10 Elements in Periodic Table Study Guide

1st element, having 1 proton, 1 electron, and 0.008 neutrons. Has 1.008 in Atomic Mass

• Hydrogen

• Helium

• Carbon

• Neon

2nd element, having 2 protons, 2 electrons, and 2.0026 neutrons. Atomic number is 4.0026

• Nitrogen

• Boron

• Helium

• Fluorine

3rd element, having 3 protons and electrons. It has 3.94 neutrons and has an atomic mass of 6.94

• fluorine

• beryllium

• carbon

• lithium

4th element and has 4 electrons and protons. 5.0122 neutrons and atomic mass of 9.0122

• beryllium

• fluorine

• oxygen

• helium

5th element and having 5 protons and electrons. Has 5.81 neutrons and atomic mass of 10.81

• neon

• beryllium

• hydrogen

• boron

6th element having 6 protons and electrons. 6.011 neutrons and atomic mass of 12.011

• oxygen

• carbon

• nitrogen

• sulfur

7th element with 7 protons and electrons. has 7.007 neutrons and has atomic mass of 14.007

• Neon

• Nitrogen

• helium

• hydrogen

Answer explanation

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8th element and has 8 protons and electrons. contains 7.999 neutrons and has atomic mass of 15.999

• sulfur

• boron

• oxygen

• hydrogen

9th element having 9 protons and electrons. Has 9.998 neutrons and has atomic mass of 18.998

• lithium

• beryllium

• fluorine

• nitrogen

10th element having 10 protons and electrons. Contains 10.180 neutrons and a atomic mass of 20.180

• lithium

• carbon

• neon

• sulfur