Summative Flashcard 11/20

Front

How many valence electrons does an oxygen atom have?

Back

6

Front

Is this a correct dot diagram for oxygen (O)?

Back

False

Front

What is the electron configuration for Carbon?

Back

1s2 2s2 2p2

Front

What does a Lewis dot structure represent?

Back

The arrangement of valence electrons in a molecule.

Front

Which of the following compounds is an ionic compound? Sodium chloride (NaCl), Carbon dioxide (CO2), Glucose (C6H12O6), Water (H2O)

Back

Sodium chloride (NaCl)

Front

What are valence electrons?

Back

Electrons in the outermost shell of an atom that are involved in chemical bonding.

Front

What is the significance of Lewis dot structures?

Back

They visually represent the valence electrons and help predict how atoms will bond.

Front

What type of bond is formed between sodium and chlorine in sodium chloride?

Back

Ionic bond.

Front

What is the difference between ionic and covalent compounds?

Back

Ionic compounds transfer electrons, while covalent compounds share electrons.

Front

What is the molecular formula for water?

Back

H2O