Bonding Review 24-25

Front

What is the maximum number of atoms carbon can combine with at once?

Back

4

Front

How does barium combine with other elements?

Back

By losing two electrons.

Front

What is the correct electron dot diagram for nitrogen?

Back

(3)

Front

Which element consists of positive ions immersed in a 'sea' of mobile electrons?

Back

Calcium.

Front

What molecular geometry does NH3 have?

Back

Pyramidal.

Front

What is a covalent bond?

Back

A bond formed by the sharing of electrons between atoms.

Front

Define ionic bond.

Back

A bond formed through the transfer of electrons from one atom to another, resulting in oppositely charged ions.

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 difference between polar and nonpolar covalent bonds?

Back

Polar covalent bonds have unequal sharing of electrons, while nonpolar covalent bonds have equal sharing.

Front

What is the significance of electronegativity in bonding?

Back

Electronegativity determines how strongly an atom attracts electrons in a bond.