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CHEMISTRY CH12 Periodic Classification of Elements — Science STD 9 — Question

Tamilnadu BoardEnglish MediumSTD 9ScienceCHEMISTRY CH12 Periodic Classification of Elements1 Mark
MCQ
Assertion (A): Group 2 elements in the modem periodic table are called alkaline earth metals. Reason (R): The oxides of group 2 elements produce alkaline solutions when they are dissolved in water.
  • A
    A is right R is wrong
  • ✓
    R explains A
  • C
    R does not explain A
  • D
    R is right A is wrong
✓

Answer

Correct option: B.
R explains A
 R explains A

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