Bonding Quiz

A negative ion has more protons than electrons

• False

• True

What is a covalent bond?

• A bond formed between oppositely charged ions

• A bond formed when two atoms share a pair of electrons

• A bond formed by delocalised electrons

What is the greatest number of covalent bonds that one carbon atom can form?

• 2

• 3

• 4

What type of elements will form covalent bonds?

• Metal atom and another metal atom

• Metal atom and non-metal atom

• Non-metal atom and another non-metal atom

Which of the following pairs of elements would join together with ionic bonding?

• Iron and sulfur

• Iron and chromium

• Hydrogen and sulfur

An atom that gains or loses an electron becomes

• an isotope

• a new element

• an ion

• a molecule

When an atom give away an electron it becomes

• negatively charged

• positively charged

• neurtal

Which type of bond occurs between non metals?

• covalent bonds

• ionic bonds

• metallic bonds

• all types of bonds

What is the charge of an aluminum ion that has 13 protons and 10 electrons?

• 3+

• 3 -

• no charge

Most elements bond to create compounds because

• their outer electron level is full

• they are unstable

• they are positively charged