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AP Chemistry Chapter 2

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Section 1

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anion

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Chemistry Science

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Mar 1, 2020

Cards (39)

Section 1

(39 cards)

anion

Front

negatively charged ion

Back

noble gases

Front

the elements in group 8a of the periodic table

Back

oxyanions

Front

anions that contain an atom of a given element and different numbers of oxygen atoms

Back

proton

Front

a stable particle with positive charge equal to the negative charge of an electron

Back

chemical bond

Front

The force that holds atoms together

Back

group (family)

Front

a vertical column of elements in the periodic table

Back

law of definite proportion

Front

a given compound always contains exactly the same proportion of elements by mass

Back

nuclear atom

Front

an atom having a dense center of positive charge (the nucleus) with electrons moving around the outside

Back

polyatomic ion

Front

an ion made of two or more atoms

Back

law of multiple proportion

Front

when two elements form a series of compounds, the ratios of the masses of the second element that combine with 1 gram of the first element can always be reduced to small whole number ratios

Back

atomic number

Front

number of protons

Back

Avogadro's hypothesis

Front

at the same temperature and pressure, equal volumes of different gases contain the same number of particles

Back

electron

Front

negatively charged particle

Back

mass number

Front

the total number of protons and neutrons in the nucleus of an atom

Back

chemical formula

Front

a representation of a substance using symbols for its constituent elements

Back

period

Front

a horizontal row of elements in the periodic table

Back

ion

Front

atom that has a positive or negative charge

Back

metal

Front

a class of elements characterized by physical properties that include shininess, malleability, ductility, and conductivity

Back

covalent bond

Front

bond formed by the sharing of electrons between atoms

Back

binary compounds

Front

compounds composed of 2 elements

Back

cation

Front

positively charged ion

Back

alkali metals

Front

group 1A elements

Back

isotopes

Front

atoms with the same number of protons but different numbers of neutrons

Back

ionic bond

Front

the attraction between oppositely charged ions

Back

periodic table

Front

a tabular arrangement of the chemical elements according to atomic number as based on the periodic law

Back

neutron

Front

a subatomic particle that has no charge and that is found in the nucleus of an atom

Back

law of conservation of mass

Front

the law that states that mass cannot be created or destroyed in ordinary chemical and physical changes

Back

acid

Front

any compound that forms H+ ions in solution

Back

nucleus

Front

the positively charged dense center of an atom

Back

molecule

Front

a group of atoms held together by covalent bonds

Back

binary covalent compounds

Front

compounds formed between two nonmetals; they do not contain ions

Back

halogens

Front

a nonmetal in group 7A of the periodic table

Back

non-metal

Front

elements that are dull in appearance, poor conductor of heat and electricity

Back

radioactivity

Front

the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay

Back

alkaline earth metals

Front

Any metal in group 2A of the periodic table

Back

binary ionic compounds

Front

contain a positive ion (cation) always written first in the formula and a negative ion (anion)

Back

ionic solid (salt)

Front

A solid consisting of oppositely charged ions.

Back

structural formula

Front

represents the covalent bonds by dashes and shows the arrangement of covalently bonded atoms

Back

cathode-ray tube

Front

evacuated glass tube in which a stream of electrons emitted by a cathode strikes a fluorescent material, causing it to glow

Back