Electron configuration, light, and periodic table

These colors are produced by electrons releasing light as they

Which can hold the most electrons?

Elements in the same column, with the same ending on their electron configuration (like 3s¹ , 4s¹ and 5s¹) will

A particle with a charge is called

Elements give off light of a distinctive color when the

Why are Mr. Gillette's chemistry jokes so bad?

Which of the following is NOT a valid excited-state electron configuration for nitrogen?

Some helium atoms are different from other helium atoms.

Electrons emit light with distinctive color when the electrons absorb energy.

Which of these is a valid ground-state electron configuration for nitrogen?

What is the smallest piece of an element which is still that element?

What element is this?

The neutron was the first subatomic particle discovered

Calcium (Ca), below, will probably react like the element