formulae and chemical equations Flashcards
1
Q
what is an ionic bond between
A
metal and non metal
2
Q
what is a covalent bond between
A
non metal and non metal
3
Q
give an example of an ionic bond
A
NaCl
4
Q
give an example of a covalent bond
A
CO2
5
Q
do page 7 of the booklet
A
🫶
6
Q
do ionic formulae page 13
A
7
Q
do ionic formulae page 14
A
8
Q
how do you work out molecular mass
A
add all the masses of all of the atoms in the formula
9
Q
how do you work out the percentage mass of an element in a compound
A
100 × mass of element you want to know the percentage mass of / total mass
10
Q
do page 23
A
11
Q
do page 26
A
12
Q
do page 27
A
