MCQ Class 10 Science Chapter 3 Metals and Non-Metals Advertisement MCQ’s For All Chapters – Science Class 10th 1. Which property of metals is responsible for their shining surface?DuctilityMalleabilityMetallic lustreSonorityQuestion 1 of 202. The most malleable metals are:Copper and AluminiumSilver and GoldZinc and LeadIron and TinQuestion 2 of 203. The property of metals to be drawn into thin wires is called: MalleabilityDuctilitySonorityLustreQuestion 3 of 204. Which metal is the most ductile?CopperSilverAluminiumGoldQuestion 4 of 205. School bells are made of metals because they are:HardSonorousLustrousDuctileQuestion 5 of 206. Which metal is liquid at room temperature?SodiumLeadMercuryAluminiumQuestion 6 of 207. Which alkali metals can be easily cut with a knife?Sodium and PotassiumZinc and CopperAluminium and IronLead and SilverQuestion 7 of 208. Which non-metal is lustrous?OxygenSulphurIodineCarbon (graphite)Question 8 of 209. The hardest natural substance known is:IronDiamondAluminium oxideGraphiteQuestion 9 of 2010. Which allotrope of carbon is a good conductor of electricity?DiamondCoalGraphiteCharcoalQuestion 10 of 2011. Gallium and caesium are metals with:Very high melting pointsVery low melting pointsVery high densitiesNo oxide formationQuestion 11 of 2012. Amphoteric oxides react with:Only acidsOnly basesBoth acids and basesNeither acids nor basesQuestion 12 of 2013. Which is the best conductor of heat among metals?CopperAluminiumLeadSilverQuestion 13 of 2014. Which metal is a poor conductor of heat?IronCopperLeadAluminiumQuestion 14 of 2015. Sodium and potassium are stored in kerosene oil because:They are softThey react vigorously with oxygen and moistureThey are heavyThey dissolve in keroseneQuestion 15 of 2016. Which metal does not burn on heating but its filings burn vigorously?CopperIronAluminiumZincQuestion 16 of 2017. The black coating formed on copper when heated in air is:Copper carbonateCopper sulphideCopper(II) oxideCopper hydroxideQuestion 17 of 2018. Aluminium develops a thin oxide layer which protects it from:RustingCorrosionFurther oxidationMoisture absorptionQuestion 18 of 2019. The process of thickening aluminium oxide layer by electrolysis is called:GalvanisationAlloyingAnodisingCalcinationQuestion 19 of 2020. Which metals react vigorously with cold water and catch fire?Zinc and AluminiumSodium and PotassiumIron and CopperCalcium and MagnesiumQuestion 20 of 20 Loading...
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