Flashcards
Chemistry 1 Atoms, Elements and compounds Core GCSE
Flashcards do conjunto (11)
- 1—C1
- 2What does each of these substances have in common: CH4, HCl, MgO, Ne, 02, SO2They are all compounds
- 3What are the names and numbers of the particles in an atom of sodium (Atomic number 11, mass number 23)Electrons and Protons = 11
Neutrons = 12 - 4What determines the order of the elements in the periodic tableThe group numbers
- 5Explain why boron and aluminium are both in the same group on the periodic tableBecause they all have 3 electrons on there outer shell and are metals
- 6Name the type of bond in a metal and non metal bondIonic
- 7Name the type of bond in a bond containing two non metalsCovalent
- 8Explain what happens to the atoms when a sodium atom reacts with a chlorine atomPositive and Negative attract = chemically bond together
- 9Calcium carbonate decomposes when heated to produce calcium oxide and carbon dioxide. 20.0g of calcium carbonate produce 11.2 of calcium oxide. What mass of carbon dioxide would be produced. Explain How8.8g
Take away mass produced (11.2g)
from
Original Mass (20.0g) - 10—
- 11What does each of these substances have in common: Ca, H2, Ne, O2, SO2They are all elements
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- GCSE Chemistry FlashCards sobre Chemistry 1 Atoms, Elements and compounds Core GCSE, criado por Chloe Roberts em 21-04-2014.
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- Chloe Roberts
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