Skeleton Equations to Word Equations
Authored by Chem Lord
Chemistry
9th - 12th Grade
NGSS covered
Used 130+ times
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9 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Choose the most correct sentence to describe the following reaction: Fe(s) + O2(g) --> Fe2O3(s)
An iron solution forms oxygen gas and solid iron oxide.
Solid iron and oxygen gas react to form solid iron(III) oxide.
Solid iron and oxygen make iron oxide.
Iron and dioxygen gas produce solid iron(II) oxide.
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Choose the most correct sentence to describe the following reaction: Al2O3(s) --heat--> Al(s) + O2(g)
Aluminum oxide thermally decomposes into aluminum and oxygen.
Aluminum reacts with dioxygen to make aluminum oxide.
Solid aluminum(II) oxygen make gas aluminum and oxygen.
Solid aluminum oxide produces solid aluminum metal and oxygen gas when heated.
Tags
NGSS.HS-PS3-4
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Choose the most correct sentence to describe the following reaction: NH3(g) + O2(g) --> NO(g) + H2O(g)
Ammonia and oxygen form nitrogen and water
Nitrogen trihydride and oxygen gases react to form nitrogen monoxide gas and water vapor.
Nitrogen hydride gas and dioxygen gas produce nitrogen oxide and water when mixed.
Nitrogen trihydride and oxygen react to make nitrogen oxide and dihydrogen monoxide.
4.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Choose four phases that could be used to fill in the blank: NH3(g) + O2(g) --> NO(g) + H2O(g) translates into "Nitrogen trihydride gas and oxygen gas ___________ nitrogen monoxide gas and water vapor."
react to make
are made from
yield
produces
gives
5.
OPEN ENDED QUESTION
2 mins • Ungraded
Fill in the blank with an appropriate word or phrase: N2O3(g) + H2O(l) --> HNO2(aq) translates into "Dinitrogen trihydride gas and water vapor ___________ aqueous hydrogen nitrite.
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6.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
Fill in the blank with an appropriate word or phrase: H2SO4(aq) + BaCl2(aq) --> BaSO4(s) + HCl(aq) translates into "Aqueous hydrogen sulfate (sulfuric acid) and aqueous barium chloride react to form solid ____________ and a hydrochloric acid (hydrogen chloride) solution."
7.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Choose 3 words or phrases that could be used to translate the (aq) symbol
water
aqueous
dissolved in water
liquid
solution
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