Use the periodic table to identify the name or atomic number for each element below. (Give the name, not the chemical symbol, for each element.) hafnium: atomic number : atomic number 15 : atomic number 45 osmium: atomic number magnesium: atomic number

Question

Riya Mcguire

6 December, 12:47

+2

Answers (2)

Know the Answer?

Georgia Donaldson · Answer 1

Hafnium: Atomic number 72.

Phosphorous: Atomic number 15.

Rhodium: Atomic number 45.

Osmium: Atomic number 76.

Magnesium: Atomic number 12.

Ricardo Campos · Answer 2

hafnium atomic number 72

phosphorus atomic number 15

rhodium atomic number 45

osmium atomic number 76

magnesium atomic number 12