Respuesta :
Answer: Molybdenum is a Group 6 chemical element with the symbol Mo and atomic number 42.
Explanation:
Answer:
for group 6 The main group consists of oxygen, sulphur, selenium, tellurium, and polonium.
and for group 5 The period 5 transition metals are yttrium (Y), zirconium (Zr), niobium (Nb), molybdenum (Mo), technetium (Tc), ruthenium (Ru), rhodium (Rh), palladium (Pd), silver (Ag), and cadmium (Cd).
Explanation: