Why are metals grouped together

Chemistry

1 answer:

Monica [59]4 years ago

5 0

Because their atoms have the same number of electrons in the highest occupied energy level

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3 years ago

What is the atomic mass of a carbon isotope that has 6 protons and 7 neutrons?

DedPeter [7]

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Explanation:

Remember that whilst the atomic number represents the number of protons in an atom, the mass number represents the summation of protons and neutrons particles in the atomic nuclei. Therefore, in this case, the carbon will have a mass number of;

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3 years ago

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3 years ago

How many moles are in 17.2g k2s

Natalija [7]

Answer: 0.156 mol

Explanation:

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