Chapters 1 &2 Chem test
Gold
Au
What is a period?
A row on the periodic table
What is the atomic symbol for silver?
Ag
Carbon
C
Give the symbol for two halogens.
F, Br
Iron
Fe
How many electrons do the following have?
Gold__79__ Iron__26___ Copper_29__ Uranium_92__
Potassium
K
What is the last element in period 4?
Kr
Cu, Ag, and Au are all in what group
#11
What period is He in
1
What group is sulfer in
16
What group is Iodine
17
What group is Ca in
2
What is the atomic mass of mercury?
200
What period is Ge in
4
What period is I in
5
What period is Rb in
5
What is the atomic mass of copper?
64
What group is Fe in
8
What is the Atomic mass of:
Calcium _40_ Iron __56____ Uranium ___238___ Copper ___64___
How many protons do the following have?
Calcium__20_ Gold___79___ Copper__29__ Iron___26_
What is the atomic number of:
Calcium__20__ Uranium__92___ Iron ___20____ Gold __79____
The element that has the atomic number 17 is?
Chlorine
Chlorine
Cl
List the symbols for two transition metals.
Cr, Co
Copper
Cu
Define a family
Groups on the table are sometimes called families.
Which has more protons, sulfur or iodine?
Iodine
Magneisum
Mg
Name two noble gases
Ne, Ar
Ni is the symbol for what element?
Nickel
Does hydrogen have more electrons than Uranium?
No
Strontium
Sr
What is the symbol for element with atomic number 74?
W
Does mercury have more protons and electrons than tin?
Yes
Does potassium have more electrons than neon?
Yes
Is mercury a heavier element than tin?
Yes