Bonds
How Many?
Which Ones?
Draw It
Science Smart
100
This type of bond is formed when valence electrons are shared by atoms.
What is a covalent bond?
100
This would be the number of atoms in H3PO4.
What is 8? (3-Hydrogen, 1-Phosphorus, and 4-Oxygen)
100
These would be the elements present in the compound NaBO3.
What are sodium, boron, and oxygen?
100
Draw the Lewis Dot Diagram for Gallium.
100
True or False-Helium has a full shell of valence electrons.
What is true? Because the first shell can only hold 2 electrons, Helium has a full shell of valence electrons.
200
This type of bond is formed when one or more electrons are transferred from one atom to another, creating ions with opposite charges.
What is an ionic bond?
200
This is the number of hydrogen atoms in H2PO4.
What is 2.
200
This is the number of valence electrons for the element Selenium.
What is 6?
200
Draw the Lewis Dot Diagram for Neon.
200
These are the most reactive groups on the Periodic Table.
What are Groups 1 and 17?
300
This is the positive ion that results from ionic bonding.
What is a cation?
300
This would be the total number of atoms in C2H6O?
What is 9?
300
This would be the correct formula for 2 Hydrogen atoms, 1 Sulfur atom, and 4 Oxygen atoms.
What is H2SO4?
300
This element would have the same Lewis Dot Diagram as Tin. Would it be lead, iodine, or antimony?
What is lead (Pb)?
*Elements in the same group (vertical column) have similar characteristics. This includes having the same number of valence electrons.
300
This element would have the electron configuration of 1s22s22p5.
What is fluorine?
400
This is the negative ion that results from ionic bonding.
What is an anion?
400
This is the number of hydrogen atoms in (NH4)2SO4.
What is 8?
400
This would be the formula for mercury chloride.
a. CuCl2
b. Hg2Cl2
c. MgCl2
What is B?
400
This would be the chemical formula for the compound formed by Lithium and Sulfur.
(Use a Lewis Dot Diagram to figure this out.)
What is Li2S?
400
This element would have the electron configuration of 1s22s22p63s1
What is sodium?
500
This would be the correct (balanced) chemical formula for the compound formed by Aluminum and Chlorine.
(Use a Lewis Dot Diagram to figure this out.)
What is AlCl3?
500
This would be the number of atoms for each element in (NH4)2SO4.
What are 2 Nitrogen atoms, 8 Hydrogen atoms, 1 Sulfur atom, and 4 Oxygen atoms?
500
This would be the most reactive element out of tin, copper, nitrogen and rubidium.
What is rubidium? Elements at the edges (Group 1 or Group 17) are most reactive.
500
This would be the chemical formula for the compound formed by Beryllium and Sulfur.
(Use a Lewis Dot Diagram to figure this out.)
What is BeS?
500
CHALLENGE: This would be the chemical formula for a compound formed with Gallium and Oxygen.
(Use a Lewis Dot Diagram to figure this out.)
What is Ga2O3?