Alloys
Quiz by Aji Budiyanto
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10 questions
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- Q1alloy is a...Mixture of metals in any proportionPure metalMixture of metals in fixed proportionMixture of two non metals30s
- Q2Bronze is an alloy of..Copper and AluminiumCopper and ironCopper and NickelCopper and Tin30s
- Q3Brass is an alloy of...Copper and nickelCopper and AluminiumCopper and zincCopper and tin30s
- Q4The first alloy made by humans was...SteelBronzeBrassMild Steel30s
- Q5Which of these statements about alloys is correct?Most alloys are harder than the individual elements that they are made fromMost alloys have worse properties than the individual elements that they are made fromMost alloys are less useful than the individual elements that they are made fromMost alloys are softer than the individual elements that they are made from60s
- Q6How are the particles bonded together in metals?Attractive forces between positive and negative ionsCovalent bondsStrong force because of giant moleculeAttractive forces between atoms and delocalised electrons60s
- Q7How are the atoms arranged in a metal?in single atomIn threesIn layersIn pairs60s
- Q8Amalgam (dental filling) is made up of ...Mercury and SilverLead and TinCopper and TinGold and Silver60s
- Q9By adding chromium to stainless steel which of the following property is enhanced?Magnetic propertyElectrical characteristicsResistance to corrosionDuctility60s
- Q10Duralumin is an alloy of...Aluminium and CopperCopper and ZincGold and SilverLead and Tin60s