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Science Test

QuestionAnswer
All matter is made of these; shown on the periodic table Elements
Good conductors of heat and electricity Metals
Subatomic particle found in the nucleus of an atom; has a positive Protons
Subatomic particle found in the nucleus of an atom; has zero charge Neutrons
Subatomic particle located far from the nucleus; has a negative charge Electrons
Type of bonding that occurs when electrons of metal are transferred among a group of atoms. Metallic bond
Type of bonding that occurs when electrons are transferred from atoms of metals to atoms of non-metals Ionic bond
Atom that has a different number of electrons and protons Ion
Type of bonding that occurs when electrons are shared between atoms of non-metals or non-metals & metalloids Covalent bond
Most common compound on Earth Water
Two most abundant elements in the universe Hydrogen & helium
Two elements that are liquids at room temperature Bromine & Mercury
Two elements found in al organic compounds Carbon & hydrogen
Six noble gases Helium(He), Neon(Ne), Argon(Ar),Krypton(Kr), Xenon(Xe),And Radon(Rn)
Chemical formula of Oxygen O2
Chemical formula of hydrogen H2
Chemical formula of carbon monoxide Co
Chemical formula of carbon dioxide Co2
Chemical formula of water H2O
Chemical formula of hydrogen peroxide H2O2
Chemical formula of glucose C6H12O6
What does 2 mean in the formula H2O There are 2 hydrogen atoms
How is a molecules of an element different from a molecule of a compound A molecule element has two or more elements all are the same A molecule compound has two or more different elements
Metal or non-metal Calcium Metal
Metal or Non-metal Helium Non-metal
Metal or non-metal Hydrogen Non-metal
Metal or non-metal Sodium Metal
Metal or non-metal Tin Metal
Metal or non-metal Copper Metal
Metal or non-metal Neon Non-metal
Metal or non-metal Gold Metal
Metal or non-metal Oxygen Non-metal
Metal or non-metal Iron Metal
Metal or non-metal Chlorine Non-metal
Metal or non-metal Nitrogen Non-metal
What is the chemical formula for this structural formula O—C— Co2 carbon dioxide
Why is carbon dioxide an inorganic compound Because carbon dioxide does not have hydrogen
Created by: Purpleprincess