115503
Descripción
Fichas por ashley.amber, actualizado hace más de 1 año
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Creado por ashley.amber
hace más de 11 años
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| Pregunta | Respuesta |
| what is the reactivity series? | Potassium Sodium Calcium Magnesium Aluminium Zinc Iron Tin Lead Copper Silver Gold |
| potassium: a)when reacted in cold air b)when heated with air c)colour of oxide | a)reacts slowly to form a surface layer of metal oxide (tarnishes) b) burns to form oxide c) white |
| sodium: a)when reacted in cold air b)when heated with air c)colour of oxide | a) reacts slowly to form a surface layer of the metal oxide (tarnishes) b)burns to form metal oxide c) white |
| Calcium: a)when reacted in cold air b)when heated with air c)colour of oxide | a) reacts slowly to form a surface layer of metal oxide (tarnishes) b) burns to form the metal oxide c) white |
| Magnesium: a)when reacted in cold air b)when heated with air c)colour of oxide | a) reacts slowly to form a surface layer of the metal oxide (tarnishes) b) burns to form metal oxide c) white |
| Aluminium: a)when reacted in cold air b)when heated with air c)colour of oxide | a) tarnishes b) burns to form metal oxide c) white |
| zinc: a)when reacted in cold air b)when heated with air c)colour of oxide | a) tarnishes b)burns to form metal oxide c) white |
| iron: a)when reacted in cold air b)when heated with air c)colour of oxide | a) tarnishes b)burns to form oxide c)black/brown |
| tin: a)when reacted in cold air b)when heated with air c)colour of oxide | a)tarnishes b)forms oxide without burning c)black |
| Lead: a)when reacted in cold air b)when heated with air c)colour of oxide | a) tarnishes b)forms oxide without burning c)yellow |
| Copper: a)when reacted in cold air b)when heated with air c)colour of oxide | a)tarnishes b)forms oxide without burning c) black |
| silver: a)when reacted in cold air b)when heated with air c)colour of oxide | a) tarnishes b) doesnt react c) brown |
| gold: a)when reacted in cold air b)when heated with air c)colour of oxide | a) doesn't react b)doesn't react c)doesn't react |
| potassium: a) reaction when heated with cold water b)reaction when heated with steam c)reaction with dilute acid | a) explodes- forms H+ and alkaline potassium hydroxide b)the same c)explosive |
| sodium: a) reaction when heated with cold water b)reaction when heated with steam c)reaction with dilute acid | a) fizzes- forms H+ and dilute sodium hydroxide b) the same c) explosive |
| calcium: a) reaction when heated with cold water b)reaction when heated with steam c)reaction with dilute acid | a) bubbles- forms H+ and dilute alkaline calcium hydroxide b) the same c)reacts with dilute hydrochloric/sulfuric acids to form hydrogen+metal chloride |
| magnesium: a) reaction when heated with cold water b)reaction when heated with steam c)reaction with dilute acid | a) very slow reaction b)forms H+ and magnesium oxide c) reacts with dilute hydrochloric/sulfuric acids to form hydrogen and magnesium chloride/sulfate |
| Aluminium: a) reaction when heated with cold water b)reaction when heated with steam c)reaction with dilute acid | a) doesn't react b) gives H+ and aluminium oxide c) reacts with dilute hydrochloric and sulfuric acids to form aluminium chloride/sulfide |
| Zinc: a) reaction when heated with cold water b)reaction when heated with steam c)reaction with dilute acid | a) doesn't react b) forms H+ and zinc oxide c) reacts with dilute hydrochloric/sulfuric acids to form hydrogen and zinc chloride/sulfide |
| Iron: a) reaction when heated with cold water b)reaction when heated with steam c)reaction with dilute acid | a) doesn't react b) forms H+ and iron oxide c) reacts with Hydrochloric/sulfuric acid to form iron chloride/sulfide and hydrogen |
| Tin: a) reaction when heated with cold water b)reaction when heated with steam c)reaction with dilute acid | a) doesn't react b) doesn't react c) reacts with hydrochloric/sulfuric acids to form hydrogen and tin chloride/sulfide |
| lead: a) reaction when heated with cold water b)reaction when heated with steam c)reaction with dilute acid | a) doesn't react b) doesn't react c) may be oxidized by nitric acids |
| copper: a) reaction when heated with cold water b)reaction when heated with steam c)reaction with dilute acid | a) doesn't react b) doesn't react c) may be oxidised by nitric acid |
| silver: a) reaction when heated with cold water b)reaction when heated with steam c)reaction with dilute acid | a) doesn't react b) doesn't react c) may be oxidized by nitric acid |
| gold: a) reaction when heated with cold water b)reaction when heated with steam c)reaction with dilute acid | a) doesn't react b) doesn't react c) may be oxidized by nitric acid |
| where do carbon and hydrogen fit in the reactivity series? | carbon- above iron hydrogen- bellow iron |
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