Flashcards
science revision
Flashcards do conjunto (5)
- 1The protons and neutrons are in the nucleus . The electrons are in shells around the it
- 2proton is the number on the bottom and the mass number is shown at the top. In this example the atomic number is 17 and the mass number is 35.
- 3exothermic is heat going out
- 4endothermic is heat going in
- 5Relative atomic massThe relative atomic mass of an element shows its mass compared with the mass of atoms of other elements. The relative atomic mass of carbon is 12, while the relative atomic mass of magnesium is 24. This means that each magnesium atom is twice the mass of a carbon atom
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- Year 10 Chemistry FlashCards sobre science revision, criado por jake kilburn em 02-02-2018.
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- jake kilburn
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