Four metal samples have the measured properties shown

CHEMISTRY · Single correct · GCSE · Chemistry · Bonding, Structure and the Properties of Matter · Bonding, Structure and the Properties of Matter

Problem

Four metal samples have the measured properties shown. Sample Hardness (Vickers) Electrical Conductivity (% IACS) Density (g cm

^{-3}

) P 50 97 8.96 Q 120 28 8.40 R 320 7 7.85 S 70 95 7.10 Which sample is most likely a copper–zinc substitutional alloy (brass)? (a) Sample P (b) Sample R (c) Sample Q (d) Sample S

Related theory

Alloys and amalgams

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