Do these steps on the front of the worksheet Draw the parts of a Hydrogen atom on your worksheet template. Do these steps on the front of the worksheet NAME: _ H ,_ Hydrogen Atomic Number: 1 Atomic Mass: 1.0079 = number of protons = 1 rounded off 1 -1 0 calculate the neutrons by subtracting the protons protons: _____ neutrons: _____ electrons: _____ 1 1 the number of electrons is the same as protons for a neutral atom. Draw one electron in the first orbital x Draw zero neutrons in the nucleus Draw one proton in the nucleus

2 2 2 Draw 2 neutrons in the nucleus Draw 2 protons in the nucleus NAME: _ He ,_ Helium Atomic Number: 2 Atomic Mass: 4.003 = number of protons = 4 rounded off 4 -2 2 calculate the neutrons by subtracting the protons protons: _____ neutrons: _____ electrons: _____ 2 2 2 the number of electrons is the same as protons for a neutral atom. x Draw 2 neutrons in the nucleus Draw 2 protons in the nucleus Draw 2 electrons in the first orbital x

3 4 3 Draw 1 electrons in the second orbital NAME: _ Li ,_ Lithium Atomic Number: 3 Atomic Mass: 6.941 = number of protons = 7 rounded off 7 -3 4 calculate the neutrons by subtracting the protons protons: _____ neutrons: _____ electrons: _____ 3 4 3 the number of electrons is the same as protons for a neutral atom. Draw 1 electrons in the second orbital x x Draw 4 neutrons in the nucleus Draw 3 protons in the nucleus Draw 2 electrons in the first orbital x

4 5 4 Draw 2 electrons in the second orbital NAME: _ BE, Beryllium Atomic Number: 4 Atomic Mass: 9.012 = number of protons = 9 rounded off 9 -4 5 calculate the neutrons by subtracting the protons protons: _____ neutrons: _____ electrons: _____ 4 5 4 the number of electrons is the same as protons for a neutral atom. Draw 2 electrons in the second orbital x x Draw 5 neutrons in the nucleus Draw 4 protons in the nucleus Draw 2 electrons in the first orbital x x

5 6 5 Draw 3 electrons in the second orbital NAME: _ B, Boron Atomic Number: 5 Atomic Mass: 10.81 = number of protons = 11 rounded off 11 -5 6 calculate the neutrons by subtracting the protons protons: _____ neutrons: _____ electrons: _____ 5 6 5 the number of electrons is the same as protons for a neutral atom. Draw 3 electrons in the second orbital x x Draw 6 neutrons in the nucleus Draw 5 protons in the nucleus x Draw 2 electrons in the first orbital x x

6 6 6 Draw 4 electrons in the second orbital NAME: _ C, Carbon Atomic Number: 6 Atomic Mass: 12.01 = number of protons = 12 rounded off 12 -6 6 calculate the neutrons by subtracting the protons protons: _____ neutrons: _____ electrons: _____ 6 6 6 the number of electrons is the same as protons for a neutral atom. Draw 4 electrons in the second orbital x x Draw 6 neutrons in the nucleus Draw 6 protons in the nucleus x x Draw 2 electrons in the first orbital x x

7 7 7 Draw 5 electrons in the second orbital NAME: _ N, Nitrogen Atomic Number: 7 Atomic Mass: 14.01 = number of protons = 14 rounded off 14 -7 7 calculate the neutrons by subtracting the protons protons: _____ neutrons: _____ electrons: _____ 7 7 7 the number of electrons is the same as protons for a neutral atom. Draw 5 electrons in the second orbital x x x Draw 7 neutrons in the nucleus x Draw 7 protons in the nucleus x Draw 2 electrons in the first orbital x x

8 8 8 Draw 6 electrons in the second orbital NAME: _ O, Oxygen Atomic Number: 8 Atomic Mass: 16.00 = number of protons = 16 rounded off 16 -8 8 calculate the neutrons by subtracting the protons protons: _____ neutrons: _____ electrons: _____ 8 8 8 the number of electrons is the same as protons for a neutral atom. Draw 6 electrons in the second orbital l l l Draw 8 neutrons in the nucleus Draw 8 protons in the nucleus l l Draw 2 electrons in the first orbital l l l

9 10 9 Draw 7 electrons in the second orbital NAME: _ F, Fluorine Atomic Number: 9 Atomic Mass: 19 = number of protons = 19 rounded off 19 -9 10 calculate the neutrons by subtracting the protons protons: _____ neutrons: _____ electrons: _____ 9 10 9 the number of electrons is the same as protons for a neutral atom. Draw 7 electrons in the second orbital l l l Draw 10 neutrons in the nucleus Draw 9 protons in the nucleus l l l Draw 2 electrons in the first orbital l l l

10 10 10 Draw 8 electrons in the second orbital NAME: _ Ne, Neon Atomic Number: 10 Atomic Mass: 20.18 = number of protons = 20 rounded off 20 -10 10 calculate the neutrons by subtracting the protons protons: _____ neutrons: _____ electrons: _____ 10 10 10 the number of electrons is the same as protons for a neutral atom. Draw 8 electrons in the second orbital l l l Draw 10 neutrons in the nucleus l Draw 10 protons in the nucleus l l l Draw 2 electrons in the first orbital l l l

11 12 11 Draw 8 electrons in the second orbital NAME: _ Na, Sodium Atomic Number: 11 Atomic Mass: 23 = number of protons = 23 rounded off 23 -11 12 calculate the neutrons by subtracting the protons protons: _____ neutrons: _____ electrons: _____ 11 12 11 the number of electrons is the same as protons for a neutral atom. Draw 8 electrons in the second orbital l l l Draw 12 neutrons in the nucleus l Draw 11 protons in the nucleus l l l Draw 2 electrons in the first orbital l l l Draw 1 electron in the third orbital l

12 12 12 Draw 8 electrons in the second orbital NAME: _ Mg, Magnesium Atomic Number: 12 Atomic Mass: 24.31 = number of protons = 24 rounded off 24 -12 12 calculate the neutrons by subtracting the protons protons: _____ neutrons: _____ electrons: _____ 12 12 12 the number of electrons is the same as protons for a neutral atom. l Draw 8 electrons in the second orbital l l l Draw 12 neutrons in the nucleus l Draw 12 protons in the nucleus l l l Draw 2 electrons in the first orbital l l l Draw 2 electrons in the third orbital l

13 14 13 Draw 8 electrons in the second orbital NAME: _ Al, Aluminum Atomic Number: 13 Atomic Mass: 26.98 = number of protons = 27 rounded off 27 -13 14 calculate the neutrons by subtracting the protons protons: _____ neutrons: _____ electrons: _____ 13 14 13 the number of electrons is the same as protons for a neutral atom. l Draw 8 electrons in the second orbital l l l Draw 14 neutrons in the nucleus l Draw 13 protons in the nucleus l l l Draw 2 electrons in the first orbital l l l l Draw 3 electrons in the third orbital l