Topic 2 Regents Chemistry Review: Nomenclature & Formula Writing

studied byStudied by 0 people
5.0(1)
get a hint
hint

Chemical Symbols

1 / 26

encourage image

There's no tags or description

Looks like no one added any tags here yet for you.

27 Terms

1

Chemical Symbols

Unique one-, two-, or three-letter symbols for elements, with the first letter capitalized.

New cards
2

Empirical Formula

Simplest integer ratio in which atoms combine to form a compound.

New cards
3

Molecular Formula

Represents the actual ratio of atoms in a molecule, may be a multiple of the empirical formula.

New cards
4

Ions

Electrically charged atoms, positively charged ions attract negatively charged ions to form neutral compounds.

New cards
5

Coefficients

Numbers in front of a formula indicating the number of units of the formula, applying to the entire formula.

New cards
6

Analysis

The process of breaking down a substance or a mixture to determine its composition or properties.

New cards
7

Chemical Change

A process where one or more substances undergo a chemical reaction, resulting in the formation of new substances with different chemical compositions.

New cards
8

Coefficient

A number in a chemical equation representing the stoichiometric relationship between reactants and products.

New cards
9

Decomposition

A type of chemical reaction where a compound breaks down into simpler substances or elements.

New cards
10

Diatomic Molecule

A molecule composed of two atoms of the same or different elements chemically bonded together.

New cards
11

Double Replacement

A chemical reaction where ions in two compounds exchange places to form two new compounds.

New cards
12

Empirical Formula

The simplest whole-number ratio of atoms in a compound.

New cards
13

Endothermic

A reaction or process that absorbs heat from its surroundings.

New cards
14

Exothermic

A reaction or process that releases heat into its surroundings.

New cards
15

Formula

A symbolic representation of a compound showing the types and numbers of atoms present.

New cards
16

Molecular Formula

A chemical formula that indicates the actual number of each type of atom in a molecule of a compound.

New cards
17

Molecule

A group of two or more atoms held together by chemical bonds.

New cards
18

Physical Change

A change in which the substance's physical state or appearance changes without altering its chemical composition.

New cards
19

Polyatomic Ion

An ion composed of two or more atoms covalently bonded together and carrying a net electric charge.

New cards
20

Product

A substance formed in a chemical reaction.

New cards
21

Qualitative

Descriptive information about properties or characteristics without numerical measurements.

New cards
22

Quantitative

Information about quantities or amounts, usually involving numerical measurements.

New cards
23

Reactant

A substance consumed in a chemical reaction to produce products.

New cards
24

Single Replacement

A chemical reaction where one element replaces another in a compound.

New cards
25

Subscript

A small number written at the lower right of a chemical symbol indicating the number of atoms of that element in a molecule.

New cards
26

Symbol

An abbreviation or representation of an element used in chemical formulas.

New cards
27

Synthesis

A chemical reaction where two or more substances combine to form a more complex product.

New cards

Explore top notes

note Note
studied byStudied by 118 people
Updated ... ago
5.0 Stars(3)
note Note
studied byStudied by 7 people
Updated ... ago
5.0 Stars(1)
note Note
studied byStudied by 53257 people
Updated ... ago
4.9 Stars(282)
note Note
studied byStudied by 1633 people
Updated ... ago
4.6 Stars(12)
note Note
studied byStudied by 16 people
Updated ... ago
5.0 Stars(1)
note Note
studied byStudied by 4 people
Updated ... ago
5.0 Stars(1)
note Note
studied byStudied by 6 people
Updated ... ago
5.0 Stars(1)
note Note
studied byStudied by 6 people
Updated ... ago
5.0 Stars(1)

Explore top flashcards

flashcards Flashcard35 terms
studied byStudied by 8 people
Updated ... ago
5.0 Stars(1)
flashcards Flashcard69 terms
studied byStudied by 39 people
Updated ... ago
5.0 Stars(3)
flashcards Flashcard109 terms
studied byStudied by 3 people
Updated ... ago
5.0 Stars(1)
flashcards Flashcard133 terms
studied byStudied by 7 people
Updated ... ago
5.0 Stars(1)
flashcards Flashcard100 terms
studied byStudied by 11 people
Updated ... ago
5.0 Stars(1)
flashcards Flashcard35 terms
studied byStudied by 1 person
Updated ... ago
5.0 Stars(1)
flashcards Flashcard53 terms
studied byStudied by 34 people
Updated ... ago
5.0 Stars(4)
flashcards Flashcard20 terms
studied byStudied by 50 people
Updated ... ago
5.0 Stars(6)