Chemical Word Equations
Authored by Carrie Johns
Science
9th Grade
NGSS covered
Used 16+ times
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25 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Magnesium can be burned in oxygen to produce solid magnesium oxide.
Mg + O2→ MgO
Mg+ O→ MgO
Mg + CO2 → MgO + C
Mg + O2→ Mg2O2
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-2
NGSS.MS-PS1-4
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Sodium reacts with chlorine gas to produce sodium chloride.
NaCl→ Cl + Na
Na+ CO2 → NaCO2
Na + Cl2→ NaCl
Na + Cl → NaCl
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-2
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Iron reacts with solid sulfur to produce iron(II) sulfide powder.
Fe + S → Fe2S
Fe + S → FeS
Fe2 + S→ Fe2S2
Fe + S2 → Fe2S
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-2
NGSS.MS-PS1-1
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
When lead reacts with oxygen, a yellow lead(II) oxide powder is produced.
Pb + O2 → PbO
Pb + O2→ PbO2
Pb2 + O2→ Pb2O
Pb + O → PbO
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-2
NGSS.MS-PS1-1
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
When hydrogen reacts with sulfur, a smelly gas, dihydrogen monosulfide, is produced.
H2 + S → HS
H2 + S → H2S
H + S→ HS
H + S→ H2S
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-2
NGSS.MS-PS1-1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Magnesium metal reacts with oxygen to form magnesium oxide. The correct equation is
Mg2 + O2 --> MgO
Mg + O2 --> MgO
Mg2 + O2 --> Mg2O2
Mg2 + O2 --> MgO
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-2
NGSS.MS-PS1-1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hydrogen gas and nitrogen monoxide gas forms water and nitrogen gas.
H2 + NO --> H2O + N2
H + NO --> H2O + N
H2 + N2O3 --> H2O + N2
H + NO --> H2O + N2
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-2
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