Inv. 4 and 5 Fast and Curious

Front

What is the modern description of electrons in atoms called?

Back

Quantum mechanical model

Front

As you move across the periodic table, what happens to the size of atoms?

Back

Atoms tend to get smaller because they have more protons.

Front

Where are non-metals located on the periodic table?

Back

Right side of periodic table

Front

What is an anion's charge?

Back

Negative

Front

Which principal energy level is closest to the nucleus and has the lowest energy?

Back

Principal energy level 1

Front

What is the charge of a cation?

Back

Positive

Front

What is the significance of the atomic number?

Back

It represents the number of protons in an atom and determines the element's identity.

Front

What is the difference between metals and non-metals in terms of conductivity?

Back

Metals are good conductors of electricity, while non-metals are generally insulators.

Front

What is the octet rule?

Back

Atoms tend to gain, lose, or share electrons to achieve a full outer shell of eight electrons.

Front

What is the role of valence electrons in chemical bonding?

Back

Valence electrons are involved in forming bonds between atoms.