The word that correlates with a material's shine or dullness is...?
Luster
A shiny, hard, malleable, ductile, good conductor is most likely what kind of element?
A Metal
What kind of elements are on the right side of the periodic table?
non-metals
What is the name of the element with the atomic symbol (Pb)?
Lead
Is Hydrogen Peroxide (H2O2 or H-O=O-H) considered a compound or an Element?
Compound
Substances that easily break or crumble under pressure are considered...?
Brittle
A dull, brittle, sometimes gaseous, poor conductor is most likely what kind of element?
A non-metal
What kind of elements are arranged in a staircase fashion on the Periodic Table?
Metalloids
What is the atomic symbol for the element with the lowest atomic mass?
H
Is (Ba) an element or a compound?
Element
A substances ability to be stretched into a thin wire is called...?
Ductility
Elements that are semiconductors, with properties of both metals and non-metals, are called...?
Metalloids
What are elements on the left side of the periodic table (besides Hydrogen) called?
Metals
What is the atomic number of Manganese?
25
How many individual atoms are in ammonia (NH3)?
4
A substance containing two or more kinds of atoms is called...?
A Compound
Selenium (Se) is what kind of element?
a non-metal
Elements on the Periodic Table are arranged by what number?
Atomic Number
What is the atomic mass of the element with the atomic number (75)?
186.21
Is table salt (NaCl or Na---Cl) considered an element or a compound?
Compound
A pure substance containing only 1 type of atom and that cannot be broken down further is called....?
An Element
Silicon (Si) is what kind of element?
a metalloid
What famous scientist is credited with creating the Periodic Table?
Mendeleev
What is the element name of the metalloid with the atomic symbol (Sb)?
Antimony
How many different elements are in baking soda (NaHCO3)?
4