17057605
Beschreibung
Karteikarten von Catherine Helen Claisse, aktualisiert more than 1 year ago
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Erstellt von Catherine Helen Claisse
vor mehr als 5 Jahre
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| Frage | Antworten |
| True or false? The PROPERTIES of a COMPOUND are always similar to those of the ELEMENTS that make it up. | False. COMPOUNDS often have totally different properties to the original ELEMENTS? |
| How many CARBON ATOMS are there in a MOLECULE of CALCIUM CARBONATE, CaCO₃ | There is one CARBON ATOM in a MOLECULE of CaCO₃. (plus one CALCIUM ATOM and three OXYGEN ATOMS). |
| Are REACTANTS found on the left-hand side or the right-hand side of a CHEMICAL EQUATION. | They are found on the left-hand side. |
| What is a COMPOUND? | A COMPOUND is a SUBSTANCE formed from 2 or more different ELEMENTS in FIXED PROPORTIONS, held together by CHEMICAL BONDS. |
| 2 ATOMS of ALUMINIUM (Al) will REACT with 3 ATOMS of OXYGEN (O) to FORM 1 MOLECULE of ALUMINIUM OXIDE. No other products are FORMED. What is the FORMULA of ALUMINIUM OXIDE? BaNa2 |
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