CH 7 Chemical Formulas and Chemical Compounds

अब Quizwiz के साथ अपने होमवर्क और परीक्षाओं को एस करें!

ammonium phosphate

(NH₄)₃PO₄

1. Gain electrons 2. Negative charge 3. Usually nonmetals 4. Drop ending add "ide" suffix

Anions

CH₃O₂

Empirical formula for C₂H₆O₄

CH₂

Empirical formula for C₆H₁₂

HgCl₆

Empirical formula for Hg₂C₁₂

N₂O₅

Empirical formula for N₂O₅

iron (III) nitrate

Fe(NO₂)₃

iron (II) nitrate

Fe(NO₃)₂

(NH₄)₃PO₄

Formula for ammonium phosphate

CuCO₃

Formula for copper (II) carbonate

HNO₂

Formula for nitrous acid

NaOH

Formula for sodium hydroxide

Na₂SO₃

Formula for sodium sulfite

SnS₂

Formula for tin (IV) sulfide

tin (IV) oxide

Give the Stock system name for SnO₂

SnO

Give the formula for the other oxide of tin

True

True/False: Binary ionic compounds are composed of metals and nonmetals, typically from opposite sides of the periodic table

True

True/False: Covalently bonded binary molecular compounds are typically composed of nonmetals

nitrogen (IV) oxide

What is the Stock system name for NO₂?

Iron (II) oxide

What is the Stock system name for the compound FeO?

N₂O₃

What is the formula for dinitrogen trioxide?

H₂SO₃

What is the formula for sulfurous acid?

N₂O₅

What is the formula for the compound dinitrogen pentoxide?

Phosphoric acid

What is the name for the acid H₃PO₄?

As₂O₅

diarsenic pentoxide

nitrogen (V) oxide

dinitrogen pentoxide

O⁻²

oxide anion

S⁻²

sulfide anion

Al₂S₃

Aluminum sulfide

1. Lose electrons 2. Positive charge 3. Usually metals 4. Get to keep their names

Cations

CsCO₃

Cesium carbonate

(C) Changes the formula so that it no longer represents the compound it previously represented

Changing a subscript in a correctly written chemical formula: (A) changes the number of moles represented by the formula (B) changes the charges on the other ions in the compound (C) changes the formula so that it no longer represents the compound it previously represented (D) has no effect on the formula

cobalt (II) oxide

CoO

Binary compounds

Compounds composed of two elements

11 atoms

How many atoms are in Ca(HCO₃)₂?

45 atoms

How many atoms are in C₁₂H₂₂O₁₁?

10 atoms

How many atoms are in Fe(ClO₂)₃?

9 atoms

How many atoms are in Fe(ClO₃)₂?

13 atoms

How many atoms are represented by the formula Ca(HSO₄)₂?

21 atoms

How many atoms in total are present on one molecule of C₇H₅(NO₂)₃?

4 elements

How many elements make up C₇H₅(NO₂)₃?

6 oxygen

How many oxygen atoms are present in one molecule of C₇H₅(NO₂)₃?

Molecular compounds composed solely of carbon and hydrogen

Hydrocarbons

HI

Hydroiodic acid

(C) the charge of each Fe ion

In a Stock system name such as iron (III) sulfate, the Roman numeral tells us: (A) how many atoms of Fe are in one formula unit (B) how many sulfate ions can be attached to the iron atom (C) the charge of each Fe ion (D) the total positive charge of the formula unit

Mg⁺²

Magnesium cation

magnesium perchlorate

Mg(ClO₄)₂

Ions formed from a single atom

Monatomic ions

Naming system

Nomenclature

A polyatomic ion that contains oxygen

Oxyanion

Polyatomic ions that contain oxygen

Oxyanions

lead (II) chloride

PbCl₂

K⁺

Potassium cation

An ionic compound composed of a cation and the anion from an acid

Salt

System of naming chemical ions and elements

Stock system

CO

carbon monoxide

Cl⁻

chloride anion


संबंधित स्टडी सेट्स

Economic practice questions from quizzes for test #2

View Set

NCLEX Book questions Lung Cancer

View Set

PHY S100 Sandberg BYU Exam 3 Practice Questions

View Set

12-PROJECT PROCUREMENT MANAGEMENT

View Set

EMT Basic Chapter 28 Head and Spine Injuries, EMT Basic Chapter 27 Face and Neck Injuries

View Set