Qualify me!
Quiz by Salustina Ordoveza
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36 questions
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- Q1Which of the following physical properties is NOTtypical of metals?SonorousMaleableElectrical ConductorLow melting point30s
- Q2Which of these is NOT an alloy?copperbronzebrasssteel30s
- Q3The electrode connected to the positive terminal of a battery is __________.electrolyteelectrodeanodecathode30s
- Q4Reduction occurs at theelectrodebatteryanodecathode30s
- Q5What is the gas produced at the anode during the electrolysis of dilute hydrochloric acid?chlorinewaterhydrogenoxygen30s
- Q6What happens at the positive electrode?Negative non-metal ions are attractedPositive non-metal ions are attractedNegative metal ions are attractedPositive metal ions are attracted30s
- Q7What is the name given to the solution that is being electrolysed?Mineral solutionElectrolyteElectric solutionSalt solution30s
- Q8What is the name of a positively charged ion?protonpositroncationanion30s
- Q9What state must the ionic compound be in to be electrolysed?solid or aqueous onlysolid onlymolten or aqueous onlyaqueous only30s
- Q10In an aqueous solution of copper chloride, which ions are attracted to the negative electrode?Cu2+ and Cl- and H+ and OH-Cu2+Cl- and OH-Cu2+ and H+30s
- Q11Reactions that absorb energy are called-mesothermicactivationendothermicexothermic30s
- Q12Reactions that release energy are called-exothermicmesothermicactivationendothermic30s
- Q13The required energy to make a reaction start-activation energyinitiation enrgystarting energykey energy30s
- Q14This chart shows what type of reaction?exothermicmesothermiccombustionendothermic30s
- Q15This chart shows what type of reaction?endothermichothermicmesothermicexothermic30s
