Quiz
Transition Metals QUIZ
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Perguntas do quiz (15)
1What are Transition metals ?
- AThey are strong metals.
- BThey are found in the central block of the periodic table. They are much less reactive than group
1 metals. Copper, iron and nickel are very useful transition metals. - CThey are strong metals
2Tick the two corrects facts on Transition metals.
- AThey have a high melting point.
- BThey are really reactive and more reactive then Aluminium.
- CThey have a high density
3Do they form colored compounds ?
- AVerdadeiro
- BFalso
4Tick the correct fact on Transition metals.
- ATransition metals don't form compounds.
- BWhen transition metals form compounds the transition metal ion form variable charges.
For example, in copper oxide. Cu0, the copper ions have 2+ Charge, while in copper oxide
Cu20 the copper ions have a 1+ charge
5What does the term 'Hydrated' mean ?
- AWhen someone gets dehydrated.
- BThe compound that contains water.
6Why is titanium expensive ?
- AIt is really strong
- BIts looks attractive
- CIt is difficult to extract titanium from its ore.
7What is the main ore of Titanium ? AND SYMBOL
- ABauxite, Ba02
- BRutile, Ti02
8What is the equation when Titanium Chloride reacts with Magnesium?
- ATitanium Chloride + Magnesium - Magnesium + Titanium Chlorine
- BTitanium + Magnesium - Titanium + Magnesium Chloride
9Tick the correct fact on the extraction of Titanium.
- AIt extraction is really simple
- BIt requires many steps and requires a lot of energy so its very expensive.
10Does titanium have a low density ?
- AVerdadeiro
- BFalso
11Titanium appears to be unreactive because _
- Aits surface reacts with a layer of titanium oxide, which prevents any further reaction taking place.
- Bits the low in the reactivity series
12Is copper un reactive with water ?
- AVerdadeiro
- BFalso
13Is Aluminium a transition metal ?
- AVerdadeiro
- BFalso
14WHAT ARE CARAT SCALE AND THE FINENESS SCALE USED FOR ?? ( QUIZ IS NEARLY DONE)!!!
- Ato measure how reactive a metal is.
- BThey are both used to show the MOUNTS OF PURE GOLD IN THE ALLOY. in both cases
the higher the number the greater the proportion of gold.
15(FINAL QUESTION)!!!!!!!!!!!!!!! in which process is iron used as a catalyst.
- AHaber process
- BBlast furnace
- CElectrolysis
Informações
- Descrição
- This is a quiz on Transition Metals. At the end of the quiz you will gain key facts on the overall hard topic Transition metals. :P
- Autor
- SHRIYA SHARMA
- Idioma
- English
- Visualizações
- 62
- Etiquetas
- Avaliação
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