Elements and Compounds
This is the chemical formula for water
What is H₂O?
This type of reaction involves a substance combining with oxygen to produce heat and light (products are CO₂ and H₂O).
What is a combustion reaction?
This property describes a metal's ability to be hammered into thin sheets.
What is malleability?
These elements are found in Group 17 and are highly reactive nonmetals.
This is the number of items in 1 mole of any substance.
What is 6.022 x 10²³?
This element is a noble gas with the atomic number 10
What is Neon (Ne)
This law states that matter cannot be created or destroyed in a chemical reaction.
What is the Law of Conservation of Mass?
This is an example of a chemical change.
What is wood burning (rusting, metabolism, etc)?
This part of the periodic table can help you determine the number of electron shells in an element.
What is the period (row) number?
This is the molar mass of carbon dioxide (CO₂).
What is 44 g/mol?
This type of bond is formed when two atoms share electrons
What is a covalent bond
This is the product when sodium (Na) reacts with chlorine (Cl).
What is NaCl?
This is the charge of an electron.
What is negative?
These elements are located in the middle section (Groups 3–12) of the periodic table.
What are transition metals?
This is the primary reason for using safety goggles in a chemistry lab.
What is to protect your eyes from harmful chemicals?
This is the name of the compound with the formula CO₂
What is Carbon dioxide?
This type of reaction is represented by 2H₂ + O₂ → 2H₂O.
What is a synthesis reaction?
This happens to the molecules of a substance as it changes from a liquid to a gas.
What is they move farther apart?
This element has the largest atomic radius among Li, Na, K, and Rb.
What is Rb (Rubidium)?
This is the best action to take if you accidentally break a beaker in the lab.
What is tell the teacher and follow the cleanup instructions?
This is the atomic number of an element.
hat is the number of protons in the nucleus?
This type of reaction is represented by AgNO₃ + NaCl → AgCl + NaNO₃?
What is a double replacement reaction
This is a property of metals that allows them to conduct electricity.
What is conductivity?
This is the shorthand electron configuration for calcium (Ca).
What is [Ar] 4s²?
This is the amount of solute in moles needed to make a 1M solution with 5 liters of solvent.
What is 5 moles?