C1-Atoms, Molecules and compounds Flashcards
1
Q
When two atoms join together what do they make?
A
molecule or compounds
2
Q
Do atoms have a positive or a negative nucleus and do they have orbiting electrons?
A
positive and yes
3
Q
are the electrons positively charged or negatively charged?
A
negitivly
4
Q
What is involved in making the bonds in atoms?
A
electrons
5
Q
when an atom looses an electron is it positively charged or negatively?
A
positively
6
Q
what happens when a positive ion and a negative ion meet? and what is it called?
A
they will join together, ionic bond
7
Q
what is a covalent bond?
A
when atoms in a covalent bond share a pair of electrons
8
Q
what is a displayed formula?
A
it shows the atoms and the covalent bonds in a molecule as a picture