Chemicals Names And Formulas

Question 0

What is an ionic compound consisting of only two elements?

Answer 0

Binary ionic compound

Question 1

What is a stable ion formed from a single atom?

Answer 1

Monatomic ion

Question 2

What is a unit formed when two elements bond with a covalent bond?

Answer 2

Molecular compound

Question 3

What unit is formed when ions bond with an ionic bond?

Answer 3

Formula unit

Question 4

What are two nonmetallic atoms joined by a covalent bond?

Answer 4

Binary molecular compound

Question 5

What is the electron configuration of a stable atom?

Answer 5

Noble gas

Question 6

A system of nomenclature used today for ions and compounds is what?

Answer 6

Stock

Question 7

Method used to determine an empirical formula.

Answer 7

Crossover

Question 8

What is the only polyatomic ion with a positive charge?

Answer 8

Ammonium

Question 9

Suffix for oxyanion with greater number of oxygen atoms.

Answer 9

-ate

Question 10

Suffix for oxyanion with lesser number of oxygen atoms

Answer 10

-ite

Question 11

Suffix for monatomic anion or more electronegative atom

Answer 11

-ide

Question 12

Polyatomic anion that contains oxygen is…

Answer 12

Oxyanion

Question 13

A numerical value that indicates the number of electrons an atom or ion might contribute or receive in a chemical reaction.

Answer 13

Oxidation number

Question 14

A stable ion composed of two or more different atoms that function as a group.

Answer 14

Polyatomic ion

Question 15

When a cation has more than one positive charge, the charge is indicated with a _________ in parentheses directly after the name of the cation.

Answer 15

Roman numeral

Question 16

When naming __________ compounds, the name of the cation is written first; when naming ____________ compounds, the name of the element with the lower electronegativity is written first.

Answer 16

Binary ionic; binary molecular

Question 17

If the older nomenclature is used to name a binary molecular compound, a _________ is attached to the names of one or both elements in the compound.

Answer 17

Prefix

Question 18

The second name of a binary molecular compound named under the older nomenclature consists of the root of the element name, a __________ if more than one compound may be formed, and the suffix __________.

Answer 18

Prefix; -ide