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Created 3/29/16. Updates available online.

Balancing Chemical Equations

Balancing Chemical Equations Screenshot
  • Chemical Equations
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About

Topics

  • Chemical Equations

Description

How do you know if a chemical equation is balanced? What can you change to balance an equation? Play a game to test your ideas!

Sample Learning Goals

  • Balance a chemical equation.
  • Recognize that the number of atoms of each element is conserved in a chemical reaction.
  • Describe the difference between coefficients and subscripts in a chemical equation.
  • Translate from symbolic to molecular representations of matter.
Version 1.01

For Teachers

Teacher Tips

Download teacher tips PDF Overview of sim controls, model simplifications, and insights into student thinking ( PDF ).

Teacher-Submitted Activities

Title Gold Star Contribution Contribution by PhET Authors Level Type
Balancing Chemical Equations - Guided Inquiry Activity A gold star indicates high-quality, inquiry-based activities that follow the PhET design guidelines. This contribution was designed by PhET. Timothy Herzog, Yuen-ying Carpenter UG-Intro Guided
Balancing Chemical Equations - Clicker Questions A gold star indicates high-quality, inquiry-based activities that follow the PhET design guidelines. This contribution was designed by PhET. Yuen-ying Carpenter, Robert Parson, Trish Loeblein UG-Intro MC
Using PhET in High School Chemistry- all my activities in pdf A gold star indicates high-quality, inquiry-based activities that follow the PhET design guidelines. This contribution was designed by PhET. Trish Loeblein HS
UG-Intro		 Demo
CQs
Lab
HW
Concept Questions for Chemistry using PhET A gold star indicates high-quality, inquiry-based activities that follow the PhET design guidelines. This contribution was designed by PhET. Trish Loeblein MS
HS
UG-Intro		 CQs
Balancing Chemical Equations - Inquiry based Introduction A gold star indicates high-quality, inquiry-based activities that follow the PhET design guidelines. This contribution was designed by PhET. Trish Loeblein HS
UG-Intro		 CQs
Lab
HW
Balancing Equations A gold star indicates high-quality, inquiry-based activities that follow the PhET design guidelines. Stephanie Davis MS
HS		 Lab
Balancing Chemical Equations A gold star indicates high-quality, inquiry-based activities that follow the PhET design guidelines. Jackie Esler MS Lab
PhET Sims Aligned to the Chemistry Curriculum This contribution was designed by PhET. Julia Chamberlain HS
UG-Intro		 Other
How do PhET simulations fit in my middle school program? This contribution was designed by PhET. Sarah Borenstein MS Other
Alignment of PhET sims with NGSS This contribution was designed by PhET. Trish Loeblein HS Other
MS and HS TEK to Sim Alignment Elyse Zimmer HS
MS		 Other
Balancing Equations Game Sheet Valerie Chapple MS
HS		 Lab
Balancing Reactions PhET Lab Chris Bires HS Lab
Balancing Chemical Equations Kristin Michalski MS
HS		 Lab
Leerlingformulier Reactievergelijking kloppend maken Nikè Bon HS HW
화학반응식 완결하기 SIM 사용지침서 이화국(Wha Kuk Lee) UG-Intro
HS		 Other
Lab
Guía de consejos para docentes: balanceando ecuaciones químicas Adriana Chisco Other Other
Ecuaciones Químicas (Introducción) Olimpia Eunice Martinez UG-Intro HW
Lab
Rätta Kemiska Ekvationer - steg för steg Timothy Herzog, Yuen-ying Carpenter; translated by Sofia Borg HS
MS		 Lab

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Translations

Language Download or Run Tips
Arabic All العربية Run now موازنة المعادلات الكيميائية
Basque All Basque Run now Ekuazio Kimikoen Doiketa
Bosnian All Bosanski Run now IZJEDNAČAVANJE HEMIJSKIH JEDNAČINA
Chinese (Simplified) All 中文 (中国) Run now 配平化学方程式
Chinese (Traditional) All 中文 (台灣) Run now Balancing Chemical Equationn化學平衡方程式
Czech All čeština Run now Bilanční chemické rovnice
Danish All Dansk Run now Afstemning af kemiske ligninger
Dutch All Nederlands Run now Reactievergelijkingen kloppend maken
Estonian All Eesti Run now Keemiliste võrrandite tasakaalustamine
Finnish All suomi Run now Reaktioyhtälöiden tasapainottaminen
French All français Run now Equilibrer les équations chimiques
Galician All Gallegan Run now Axustando Ecuacións Químicas
Georgian All Georgian Run now სტექიომეტრია
German All Deutsch Run now Chemische Gleichungen ausgleichen
Greek All Ελληνικά Run now Εξισορροπώντας Χημικές Εξισώσεις
Hebrew All עברית Run now איזון משוואות כימיות
Hungarian All magyar Run now Kémiai egyenletek rendezése
Italian All italiano Run now Bilanciamento di reazioni chimiche
Japanese All 日本語 Run now 化学反応式
Kazakh All Kazakh Run now иінтіректік химиялық көбейту
Khmer All Khmer Run now សមីកាគីមីដែលមានតុល្យភាព
Korean All 한국어 Run now 화학반응식 완결하기
Latvian All Latviešu Run now Ķīmisko reakciju vienādošana
Macedonian All македонски Run now Изедначување на хемиски равенки
Marathi All मराठी Run now रासायनिक समिकरणे संतूलीत करणे
Persian All فارسی Run now موازنه ی معادله های شیمیایی
Polish All polski Run now Bilansowanie Równań Chemicznych
Portuguese (Brazil) All português (Brasil) Run now Balanceamento de Equações
Russian All русский Run now Равновесные хим. реакции
Serbian All Српски Run now Изједначавање хемијских једначина
Slovak All Slovenčina Run now Chemická rovnováha
Slovenian All Slovenščina Run now Urejanje kemijskih enačb
Spanish All español Run now Balanceando Ecuaciones Químicas
Spanish (Peru) All español (Perú) Run now Balanceando Ecuaciones Químicas
Swedish All svenska Run now Balansera kemiska formler
Thai All ไทย Run now การดุลสมการเคมี
Turkish All Türkçe Run now Kimyasal Reaksiyonları Denkleştirme
Turkmen All Turkmen Run now Himiki deňlemäni balansa getirmek
Vietnamese All Tiếng Việt Run now Cân bằng phương trình phản ứng hoá học

Software Requirements

Windows Macintosh Linux
Microsoft Windows
XP/Vista/7
Sun Java 1.5.0_15 or later
OS 10.5 or later
Sun Java 1.5.0_19 or later
Sun Java 1.5.0_15 or later

Credits

Design Team Third-party Libraries Thanks To
  • Kelly Lancaster (lead)
  • Chris Malley (developer)
  • Patricia Loeblein
  • Emily Moore
  • Robert Parson
  • Kathy Perkins
  • Piccolo2D
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