Química

Question 1

Periodo 1

Answer 1

H, He

Question 2

Periodo 2

Answer 2

Li, Be, B, C, N, O, F, Ne

Question 3

Periodo 3

Answer 3

Na, Mg, Al, Si, P, S, Cl, Ar

Question 4

Periodo 4

Answer 4

K, Ca, Se, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, Ga, Ge, As, Se, Br, Kr

Question 5

Periodo 5

Answer 5

Rb, Sr, Y, Zr, Nb, Mo, Tc, Ru, Rh, Pd, Ag, Cd, In, Sn, Sb, Te, I, Xe

Question 6

Periodo 6

Answer 6

Cs, Ba, (La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb) Lu, Hf, Ta, W, Re, Os, Ir, Pt, Au, Hg, Tl, Pb, Bi, Po, At, Rn

Question 7

Periodo 7

Answer 7

Fr, Ra (