Anonymous
Anonymous asked in Education & ReferenceHomework Help · 9 years ago

Helium.....Iron (10 points)?

1.amount of protons,neutrons,and electrons in helium

2.amount of protons,neutrons,and electrons in Iron

3.(helium)discovered in and by...

4.(Iron)discovered in and by...

Update:

all help is greatly appreciated

2 Answers

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  • 9 years ago
    Favorite Answer

    Helium has 2 protons, 2 neutrons, and 2 electrons

    Iron has 26 protons, 30 neutrons, and 26 electrons

    Helium was discovered in 1895 by Sir William Ramsey

    Iron was discovered in about 4000 B.C by the Egyptians

  • Anonymous
    9 years ago

    http://www.ptable.com/

    Learnig to find your own answers will help you learn better and learn faster.

    Good Luck.

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