2722152
Descripción
Fichas por Musicdudejoe, actualizado hace más de 1 año
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Creado por Musicdudejoe
hace más de 9 años
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| Pregunta | Respuesta |
| What is a compound? | A compound is a substance made up of more than one atom, chemically joined together. It has 2 or more elements. |
| What is the formula for water? | 2 x Hydrogen atoms, 1 x Oxygen atom = 3 atoms in total |
| What is an ion? | An ion is a charged particle/atom. Metals are positively charged (Loss of electrons) and non-metals are negatively charged (Gain of electrons). |
| What does a water molecule look like? | This is a water molecule, the 2 hydrogen atoms join on to the oxygen atom. |
| What is the scientific name and symbol (chemical formula) for table salt. | Sodium Chloride - NaCl |
| Does the formula for a compound ever have charges? | No, it does not. |
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