Periodic Table
What element is represented by the symbol "O" on the periodic table?
Oxygen
What goes over your eyes and protects them from flying sharp objects?
Goggles
Who invented the periodic table?
Dmitri Mendeleev
A substance that increases the rate of a chemical reaction without being consumed in the process?
catalyst
What is nuclear fission, and how does it differ from nuclear fusion?
Fission is the splitting of a heavy, unstable nucleus into two lighter nuclei, and fusion is the process where two light nuclei combine together releasing vast amounts of energy.
What element symbol has "Fe" on the periodic table?
Iron
Is it safe to mix chemicals together?
No
Who discovered electrons?
J.J. Thomson
The mass of an atom, usually expressed in atomic mass units (u) or grams?
atomic mass
How do nuclear weapons harness nuclear reactions for explosive energy?
What element symbol has "Ti" on the periodic table?
Titanium
What is the glassware you pour liquids into?
Beaker
When did the discovery of oxygen happen?
1774-1775
A measure of the acidity or basicity of a solution; pH values range from 0 to 14, with 7 being neutral?
pH
How are radioisotopes used in industrial processes and agriculture?
They control industrial processes and study environmental.
What element symbol has "Pt" on the periodic table?
Platinum
What should you do when a chemical spill occurs?
Notify a teacher or adult
What did Antoine Lavoisier do?
Made significant contributions to the field of chemistry during the late 18th century
An atom or molecule with a net electric charge due to the loss or gain of electrons?
ion
What is the difference between an alpha, beta, and gamma decay?
Alpha: helium nuclei, beta: electrons/positrons, gamma: electromagnetic radiation release from nuclei.
What element symbol has "Au" on the periodic table?
Gold
What is the tube that is wide at the top and narrow at the bottom?
A funnel
What was Dalton's Atomic Theory?
Elements are composed of indivisible atoms.
A substance that consists of only one type of atom, distinguished by its atomic number?
element
What are some common applications of radioisotopes in medicine?
Medical imaging, cancer treatment, and diagnostic procedures use radioisotopes effectively.