GCSE Chem Unit-5

Question 1

What type of bond is formed when electrons are transferred from one atom to another?

Answer 1

Ionic bond

Question 2

In an ionic bond, what type of ions are attracted to each other?

Answer 2

Oppositely charged ions

Question 3

What type of bond is formed when atoms share electrons?

Answer 3

Covalent bond

Question 4

In a covalent bond, how many electrons are shared between two atoms in a single bond?

Answer 4

Two electrons

Question 5

Which type of bond is characterized by a ‘sea of electrons’ surrounding positively charged ions?

Answer 5

Metallic bond

Question 6

What property of metals allows them to conduct electricity in a metallic bond?

Answer 6

Delocalized electrons

Question 7

True or False: Ionic bonds are typically formed between metals and nonmetals.

Answer 7

True

Question 8

Fill in the blank: In a covalent bond, atoms are held together by the ________ of electrons.

Answer 8

Sharing

Question 9

Which type of bond is the strongest: ionic, covalent, or metallic?

Answer 9

Covalent bond

Question 10

What type of bond is present in a crystal lattice structure?

Answer 10

Ionic bond