Chemistry Revision

How many electrons are allowed in each shell?

Two electrons in the inside shell and eight in the others that follow

Draw a Sodium Atom

Draw a Calcium atom

What does this number tell you?

What does this number tell you?

What number is used to draw an atom?

The lower values/digits

What is the mass and charge of a proton?

The mass of a proton is 1 and its charge is positive

What is the mass and charge of a neutron?

The mass of a neutron is 0 and its charge is negative

How many electrons are allowed in each shell?

Two electrons in the inside shell and eight in the others that follow

Draw a Sodium Atom

What is the mass and charge of an electron?

THe mass is 1 and the charge is positive

Draw a Calcium atom

What are the three types of bonding?

Covalent, metalic and ionic

Give an example of ionic bonding between litium and flurine

What does this number tell you?

What does this number tell you?

What number is used to draw an atom?

The lower values/digits

What is the mass and charge of a proton?

The mass of a proton is 1 and its charge is positive

What is the mass and charge of a neutron?

The mass of a neutron is 0 and its charge is negative

What is the mass and charge of an electron?

THe mass is 1 and the charge is positive

What are the three types of bonding?

Covalent, metalic and ionic

Give an example of ionic bonding between litium and flurine