Chemical Word Equations

Chemical Word Equations

9th Grade - University

7 Qs

quiz-placeholder

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Chemical Word Equations

Chemical Word Equations

Assessment

Quiz

Chemistry

9th Grade - University

Hard

NGSS
HS-PS1-2, HS-PS1-7, HS-PS1-4

+1

Standards-aligned

Created by

Shanna Aten

Used 85+ times

FREE Resource

7 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When a CHEMICAL reaction occurs, what is made?
No new substance is made.
A new substance is made with new atoms formed
A new substance is made, with existing atoms rearranged
All substances remain the same, but physical state may change.

Tags

NGSS.HS-PS1-7

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image
What does this word equation represent: Iron + oxygen → Iron oxide
A physical change in iron (nothing new gets made)
A chemical reactino between iron and oxygen, where rust (iron oxide) is produced
A chemical reaction between iron and rust, where oxygen is produced
A physical change between iron and oxygen that forms a red color

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image
Magnesium can be burned in air to produce solid magnesium oxide.
2Mg(s) + O2(g)→ 2MgO(s)
Mg(s) + O(g) → MgO(s)
2Mg(s) + CO2(g) → 2MgO(s) + C(s)
2Mg(s) + O2(g) → Mg2O2(s)

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-4

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image
Sodium reacts with chlorine to produce sodium chloride.
NaCl(s) → Cl(g) + Na(s)
Na(s) + CO2(g) → NaCO2(s)
2Na(s) + Cl2(g) → 2NaCl(s)
Na(s) + Cl(g) → NaCl

Tags

NGSS.HS-PS1-2

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image
Iron reacts with sulfur to produce iron(II) sulfide powder.
2Fe(s) + S(s) → Fe2S(s)
Fe(s) + S(s) → FeS(s)
Fe(s) + S(g) → FeS(s)
4Fe(s) + S2(g) → 2Fe2S

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-7

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image
When lead reacts with oxygen, a yellow lead(II) oxide powder is produced.
2Pb(s) + O2(g) → 2PbO(s)
Pb(s) + O2(g) → PbO2(aq)
4Pb(s) + O2(g) → 2Pb2O(g)
Pb(s) + O(g) → PbO(s)

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-4

NGSS.HS-PS1-7

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image
When hydrogen reacts with sulfur, a smelly gas is produced:
H2(g) + 2S(s) → 2HS
H2(g) + S(s) → H2S(g)
H(g) + S(s) → HS(g)
2H(g) + S(s) → H2S(g)

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2