Question

Give 3 rules for wrting chemical formula

Answer 1

1. write the correct symbols of the elements and radicals

2. Above each symbol, write the correct valence or oxidation numbers.

3. To obtain the proper subscript, criss-cross the valence or oxidation

number,and drop the algebraic sign.

Hope u got it

All the best

Answer 2

Hey mate I am giving in easy Language
1: It should always be written in small letters ( if it is against the name of the scientist it should start with capital letter ex. Newton)
2: It should always be written in singular form
3: Write the symbols of the elementsand their o3idation numbersdisre'ardin' the char'e.a. !n binary ionic compounds,write the cation 4rst before
theanion.3. 
plz mark as brainliest