Elements
This element contains 6 protons.
What is carbon?
This Russian scientist developed the Periodic Table of the Elements.
Who is Dmitri Mendeleev?
(True/False)
Physical changes occur when existing bonds break and new bonds form.
False; chemical change
(Nonsense)
Cats are made of copper and tellurium. Why?
Because they are Cu Te.
This element contains 3 protons and 3 electrons.
What is lithium?
In 1920, this scientist discovered proton.
Who is Ernest Rutherford?
This is a hydrocarbon that contains a C-C double bond.
What is an alkene?
This chemical agent was used to poison Alexei Navalny, a Russian politician.
What is novichok?
Atomic bombs are made of this element.
What is uranium?
(x3)
These are the three rules for filling orbitals. You have to name all three of them.
What are the aufbau principle, the Pauli exclusion principle, and Hund's Rule?
Jeniffer Doudna and Emmanuelle Charpentier won the Nobel Prize in Chemistry this year for their pioneering work on this.
What is CRISPR-Cas9?
(True/False)
Tennessine is the heaviest known element in the Periodic Table of the Elements.
False; Oganesson
This scientist discovered that there are 6.022*10^23 elementary particles (molecules, atoms, compounds, etc.) per mole of a substance.
Who is Amedeo Avogadro?
This rule says that atoms tend to gain, lose, or share electrons until they are surrounded by 8 valence electrons.
What is the Octet Rule?
In February 2017, Kim Jong-nam, the half brother of North Korean leader Kim Jong-un, was assassinated by this nerve agent (two letters).
What is VX?
(x1.5) Code Breaker, Multiple choice
(ln(e)) * ((Dy-In)-P)2+(Fm/2)+N=( )
Use the atomic numbers of these elements' symbols in the Periodic Table to calculate. Which element should fill the blank? (You are allowed to use a calculator.)
1. Lv; 2. Fr; 3. La; 4. Gd; 5. Cannot be determined
Answer: 3. La
He was the first scientist to have an radioactive element named after him while he was still alive.
Who is Glenn Seaborg?
This state of matter is composed of atoms that have lost many of their electrons.
What is plasma?
(x2) Problem solving, balancing equation
(a) PCl5 + (b) H2O --> (c) H3PO4 + (d) HCl
Which number goes into a, b, c, and d? You may use the Periodic Table of the Elements.
a:1; b:1; c:5; d:4