Question

Which element has six energy levels?

rubidium (Rb)

cesium (Cs)

potassium (K)

sodium (Na)

Answer 1

Caesium

Answer 2

http://www.chemicalelements.com/elements/cs.html

Answer 3

Anything in the fourth row of the periodic table which is potassium.

Answer 4

so its potassium

Answer 5

yup

Answer 6

no its not http://www.chemicalelements.com/elements/k.html

Answer 7

look at both pages next to the diagram

Answer 8

Its Cesium. Cesium is in the 6th period, meaning it has 6 energy levels (ie [Xe]6s1).