True or false: Arsenic is a metalloid
to what energy level orbital does Berkelium add its 97th electron?
Write the chemical symbols of two elements that are probably brittle, dull, solid (at room temperature), and poor conductors of heat and electricity
Magnesium and Sodium are in the same _________ on the periodic table
An atom has 26 protons, 30 neutrons, and 25 electrons. What element is it? What is the mass number and the atomic number?
What is the electron configuration for Boron?
What element is this? 1s2 2s2 dp6 3s2 3p3
what is your favorite electron configuration?
What element is this? [Rn]7s2 5f4
How many electrons do all of the elements in the boron group have in their outside p orbital?
Classify carbon as a metal, non-metal, or metalloid
Name the group that Beryllium belongs to and state whether it is a good conductor or insulator of electricity
True or false: selenium is most likely ductile and malleable
Name as many descriptions about the location of Osmium on the periodic table as possible, using vocabulary such as period, group, metalloid, atomic #, electron configuration, etc. (name at least 4 for points)
What is the two most abundant elements in the earth's crust, and what are the two most abundant elements in the earth's atmosphere?
With a picture, describe the difference between a period and a group on the periodic table
Name three elements that are gases at room temperature (298 K)
When playing Periodic table bingo in science class should you be phlegmatic when you win?
Atom A has 17 protons and 18 neutrons. Atom B has 35 protons and 45 neutrons. State the name and mass# for each isotope.
What element has 53 protons, 70 neutrons, and 54 electrons?
Steel is a mixture of two elements (iron and carbon), also called an ____
Which of the following elements would you expect to be the best conductor of electricity: phosphorus, germanium, or gallium?
What are the unique bands of visible colors given off when electrons move down in energy levels, a "finger print" unique to each element
Draw a simple picture showing how the light in an element's spectrum is given off
An atom has a mass number of 31 and 16 neutrons in its nucleus. What element is it, and what is its noble gas electron configuration in a neutral state?
True
5f
P S Se I C
period
Element: Iron Mass#: 56 Atomic #:26
1s2 2s2 2p1
phosphorus
answers may vary
Uranium
1
non-metal
Alkaline earth metal -- good conductor of electricity
false
In the iron group, d-block, 6th period, a transition metal, atomic #76, [Xe]6s2 4f14 5d6 , metal
Crust: Oxygen and silicon atmosphere: Nitrogen and Oxygen
see picture
Noble gases + N, O, F, Cl, H
No
A = Chlorine - 35 B= Bromine-80
iodine
alloy
Gallium
spectral lines
see picture
Phosphorus [Ne]3s2 3p3
