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AITS & Test SerieshardNUMERICAL

Question

See image

Chemistry diagram for: See image

Answer: 6

💡 Solution & Explanation

Cinnabar → HgS, Wolframite →FeWO4, Solder → 50% Pb and 50% Sn, Sindoor → Pb3O4, Pattinson’s process-desilverisation of lead, Bronze does not contain Lead, Calcium plumbate → CaPbO2

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