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Subatomic Particles
Atomic Models
The Periodic Table
Show What You Know!
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100
What are the three subatomic particles and their charges?
What is protons (+), neutrons (0), electrons (-)
100
What is included in a Bohr model?
What is the number of neutrons, protons and electrons.
100
What are the three groups of the periodic table?
What is metals, metalloids, and non-metals.
100
Which of the following statements is true? a)Valence electrons are only found in the nucleus of the atom. b)The number of valence electrons in an element is equal to its atomic number. c)The number of valence electrons is found by counting over from the left side of an element’s period. d)The number of valence electrons is found by counting down from the top of an element’s group.
What is c) The number of valence electrons is found by counting over from the left side of an element’s period.
100
Which of the following is not a property of metallic elements? a) ductile b) malleable c) conduct electricity d) gas at room temperature
What is d) gas at room temperature
200
Which subatomic particles are located in the nucleus of the atom?
What is protons and neutrons
200
What is included in included in a Lewis Dot Structure?
What is the atomic symbol and the valence electrons.
200
What facts about each element can you find on the periodic table. (You must list all components to receive credit)
What is the atomic number, the element symbol and the atomic mass.
200
An unknown element has luster, conducts heat, and can be stretched into long, thin wires. Which of the following could be the correct identity of this element? a) Silicon (Si) b) Boron (B) c) Titanium (Ti) d) Oxygen (O)
What is c) Titanium (Ti)
200
Valence electrons help determine the chemical properties of elements. All elements in group 2 are known as alkaline earth metals and contain two valence electrons. Which of the following is not an alkaline earth metal? a) Beryllium (Be) b) Aluminum (Al) c) Calcium (Ca) d) Magnesium (Mg)
What is b) Aluminum (Al)
300
Where are electrons located in an atom?
What is the electron cloud
300
Which of the following elements has the greatest number of valence electrons? a) Beryllium (Be) b) Calcium (Ca) c) Aluminum (Al) d) Oxygen (O)
What is d) Oxygen (O)
300
What are the scientific names of the columns and rows on the periodic table? (You must identify which are horizontal and which are vertical in order to receive credit)
What is periods are horizontal and groups are vertical
300
Which of the following does not share characteristics of both metals and nonmetals? a) Zirconium (Zr) b) Tellurium (Te) c) Antimony (Sb) d) Germanium (Ge)
What is a) Zirconium (Zr)
300
Which pair of elements are the most similar? a) Lithium & Sodium b) Carbon & Nitrogen c) Oxygen & Helium d) Silicon & Sulfur
What is a) Lithium & Sodium
400
How many electrons can be held in the first three energy levels of the electron cloud? (list each step individually)
What is 1st - 2, 2nd - 8, 3rd - 18
400
Draw a Lewis Dot structure for Chlorine
What is (see slide)
400
Who created the periodic table we use today? a)Charles Darwin b)John Dalton c)Dmitri Mendeleev d)Albert Einstein
Who is c)Dmitri Mendeleev
400
An unknown element is a reddish-brown liquid at room temperature, is corrosive and toxic, and does not conduct electricity. As a scientist, you must identify this element. Which would be the best choice? a) Nickel (Ni) b) Copper (Cu) c) Bromine (Br) d) Chromium (Cr)
What is c) Bromine (Br)
400
Which element is correctly matched with the number of electrons contained in its highest energy level? a) Phosphorous; 15 b) Sulfur; 16 c) Helium; 2 d) Boron; 5
What is c) Helium; 2
500
What are the absolute smallest components of matter?
What are quarks!
500
Draw the Bohr Model for sodium
What is (see slide)
500
How many elements were on Dmitri Mendeleev's periodic table?
What is 56
500
Draw the Bohr model for Copper (Cu).
What is see slide
500
What are the five properties of metals? (Must include all five to receive credit)
What is 1) Solid at room temperature 2) Has luster 3) Malleable 4) Ductile 5) Conductor