A. zinc B. lead C. iron D. copper Correct Answer: Option C - iron
A. have high metallic lustre B. are not easily oxidized C. are easily oxidized D. are not easily reduced Correct…
A. blue flame B. brick-red flame C. violet flame D. golden-yellow flame Correct Answer: Option C - violet flame
A. CH4 and H2O B. CH4 and H2 C. CO2 and H2 D. CO and H2 Correct Answer: Option D…
A. wood charcoal B. animal charcoal C. carbon fibres D. carbon black Correct Answer: Option A - wood charcoal
A. carbon (IV) oxide B. carbon (II) oxide C. soda D. glucose Correct Answer: Option A - carbon (IV) oxide
A. CO2 B. SO3 C. CH4 D. H2 Correct Answer: Option D
A. chlorine B. hydrogen peroxide C. sulphur D. tetraoxosulphate (IV) acid Correct Answer: Option C - sulphur
A. isomerism B. amorphism C. allotropy D. isotopy Correct Answer: Option C - allotropy
A. gaseous and solid species B. liquid and solid species C. solid and dissolved species D. gaseous and dissolved species…