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Periodic Classification of Elements — Science STD 10 — Question

Tamilnadu BoardEnglish MediumSTD 10SciencePeriodic Classification of Elements1 Mark
MCQ
Assertion (A): Duralumin is used in making aircraft, tools and pressure cookers.
Reason (R): Duralumin is an alloy that is light, strong, resistant to corrosion.
  • ✓
    Both (A) and (R) are correct
  • B
    Both (A) and (R) are not correct
  • C
    (A) is correct but (R) is wrong
  • D
    (A) is wrong but (R) is correct.
✓

Answer

Correct option: A.
Both (A) and (R) are correct
(a) Both (A) and (R) are correct

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