Ch. 2 Flashcards
(18 cards)
1
Q
What are protons?
A
2
Q
What are neutrons?
A
3
Q
What are electrons?
A
4
Q
What is atomic number?
A
5
Q
How do you solve for protons?
A
6
Q
How do you solve for electrons?
A
7
Q
How do you solve for neutrons?
A
8
Q
What are groups in the periodic table of elements?
A
9
Q
What are periods in the periodic table of element?
A
10
Q
What are the seven groups of the periodic table?
A
11
Q
What are metals?
A
12
Q
What are nonmetals?
A
13
Q
What are metalloids?
A
14
Q
What are diatomic molecules?
A
15
Q
What are the diatomic molecules?
A
16
Q
How are cations and anions formed?
A
17
Q
What are polyatomic ions?
A
18
Q
What are the polyatomic ions? (Name 10)
A
NH4+, ammonium
OH-, hydroxide
CN-, cyanide
NO3-, nitrate,
NO2-, nitrite
C2H3O2-, acetate
CO32-, carbonate
HCO3-, bicarbonate
SO42- , sulfate
PO43- , phosphate
