A compound sentence is two sentences joined by and, or, but, yet or so.
Examples:
The boys swam and the girls played tennis.
It may rain or it may snow.
I'm out sick today, but I'll be back tomorrow.
fat compuond
element
NaCl KCl
mixture
is lipstick a compuond word ?
No it is a compound.
two or more elements chemically combined togethere in a set ratio
No, gold is element, atom number 79: symbol Au
CuO is a compound. It is not a mixture.
One compound word would be upstairs.
it loses two electrons when forming a compuond.
An empirical formula is a brutto formula; a molecular formula explain the structure of a molecule.