C. 4 F. In which group of elements of the modemperiodic table are halogen placed ?a. 17b. 6d. 2F Which of the atomic number representthe s-block elements ?a. 7, 15b. 3,12c. 6, 14d. 9, 17VI/hich of the following pairs is NOT

C. 4 F. In which group of elements of the modemperiodic table are ha

1.	C. 4 F. In which group of elements of the modemperiodic table are halogen placed ?a. 17b. 6d. 2F Which of the atomic number representthe s-block elements ?a. 7, 15b. 3,12c. 6, 14d. 9, 17VI/hich of the following pairs is NOT
Answer» 6d. 2ANS:-a . chlorine.b. carbonc. helium.a. 7, 15b. 3,12c. 6, 14D. 9, 17ans:-element. atomic numbera. NITROGEN. 14B. lithium. 7 c.carbon. 12d. FLUORINE. 18