Erstellt von christianwalker1
vor fast 9 Jahre
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What are shape memory alloys?
why do metals conduct electricity?
what can fullerenes be used for?
what are the bonds like in thermosetting?
what are the bonds like in thermo-softening?
what do catalysts do?
how does graphite conduct electricity?
what are the properties of graphite?
what are the properties of diamond?
what are the properties of covalent compounds?
why are covalent compounds liquid/gas at room temperature?
what are isotopes?
what does gas chromatography do?
what are the advantages of gas chromatography?
what is an alloy and why is it hard?
what happens during an endothermic reaction?
what happens during an exothermic reaction?
what does simple chromatography do?
what is the pH of acids and alkalis?
what happens at the positive and negative electrode in electrolysis?
what are the masses and charges of protons, neutrons and electrons?
what is a precipitate and how can it be removed?
what is the neutralisation equation?
how is an ionic compound formed?
what do catalysts do?
what are the bonds like in thermo-softening?
what are the bonds like in thermo-setting?
how does surface are effect a reaction?
how does pressure effect reaction?
how does increasing concentration effect reactions?
what does the mass spectrometer do?
how can the rate of reaction be increased?
how does temperature effect rate of reaction?
how does a metal atom become an ion?
how does a non- metal atom become an ion?
why are metal ions attracted to non-metal ions?