Periodic Table
What is the atomic number of zinc?
30
What is the mass number of Copper-63?
63
How many valence electrons does calcium have?
2
What charge does an electron have?
Negative
Similar properties
Similar number of valence electrons
What is the chemical symbol for copper?
Cu
How many protons does Calcium-40 have?
20
How many valence electrons does chlorine have?
7
Where in an atom is the neutron located?
Which group on the periodic table has the noble gasses?
Group 18
What element has the chemical symbol W?
Tungsten
How many neutrons does Carbon-13 have?
7
What is a valence electron?
electrons with highest energy and on the outside of the element
Name the three particles that make up an atom.
Proton, neutron, electron
Define a period and a group.
Period: row of the periodic table
Group: column of the periodic table
Name the atomic mass of potassium.
39.098
How many neutrons does Silver-109 have?
62
Draw the Lewis structure for oxygen
See board
How many protons does sodium have?
11
What is the mass of a proton?
1 amu
Give the chemical symbol, atomic number, and atomic mass of iron.
Fe
26
55.847
Name the mass number, protons, and neutrons for Nitrogen-15
Mass number: 15
Protons: 7
Neutrons: 8
How many valence electrons does helium have?
2
How many electrons does the element lead have?
82
Define an isotope.
atoms with same number of protons but different number of neutrons