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Science Final Exams Chemistry
Terms in this set (20)
Where are protons, neutrons, and electrons found?
protons and neutrons are found in the nucleus, while electrons are found outside the nucelus
An atom with an atomic number of 8 and an atomic mass of 12 has how many protons?
An atom with 7 protons and 9 neutrons has an atomic mass of?
How many electrons can the second ring hold?
Neutrons have (more or less) mass (AMU) than protons?
large number in front of a compound
small number after a symbol in the lower, right corner
same kind and number of atoms on both sides of an equation
does not obey the Law of Conservation of Matter
Law of Conservation of Matter
states that matter can not be created or destroyed
All matter is composed of
What are the most common elements found in organic compounds?
Put the following in order from smallest to largest:
matter, atoms, compounds, elements, chemistry
atoms, elements, compounds, matter, chemistry
All matter is made up of particle in constant motion. When a substance is heated, the particles move faster and when substance the substance cools the particles move slower. What theory is this part of?
The Kinetic Theory of Matter
Is water organic or inorganic?
Is sugar organic or inorganic?
Is salt organic or inorganic?
Is cutting glass a physical or chemical change?
Is liquid water or ice a physical or chemical change?
magnesium combining with oxygen to form a new substance....physical or chemical?
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