Week 16 - Flashcard chemistry

Front

What are valence electrons?

Back

Valence electrons are the electrons in the outermost shell of an atom that are involved in forming bonds with other atoms.

Front

How many valence electrons does an element with 5 valence electrons have?

Back

5

Front

What is the maximum number of electrons that can occupy a single orbital?

Back

2

Front

What is an orbital in chemistry?

Back

An orbital is a region in an atom where there is a high probability of finding electrons.

Front

How many sublevels are present in the fourth principal energy level?

Back

4

Front

What are the names of the sublevels in the fourth principal energy level?

Back

s, p, d, f.

Front

What shape does the 's' sublevel have?

Back

Spherical.

Front

What shape does the 'p' sublevel have?

Back

Dumbbell-shaped.

Front

What does the principal energy level of an atom indicate?

Back

The average distance of an electron from the nucleus.

Front

What is the principal quantum number?

Back

It indicates the main energy level occupied by an electron.