Periodic table and Chemical Bonds

An example of a metal is

• hydrogen

• sodium

• helium

• Neon

A bond formed between two chlorine atoms is ionic.

• True

• False

A metal is said to be ....................................... as it can lose an electron/ electrons to become a cation.

A sodium ion has ............................ proton.

Which of the following are alkali metals? You can choose more than one answers.

• Hydrogen

• Potassium

• Magnesium

• Sodium

In a polar covalent bond, the electrons are shared equally between atoms.

• True
• False

What bonds are formed?

• All are covalent bonds

• One dative bond and three polar covalent bonds

• One dative bond and three non-polar covalent bonds.

• Dative bonds.

As you go down the group, the atomic size of the element

Why are atoms neutral in charge?

Non-metallic atoms have the ability to attract electrons towards themselves. This trait is called