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Phy Sci, Monday Exit Ticket, 2.18.19

Authored by Marissa Powell

Chemistry

7th - 12th Grade

NGSS covered

Used 2+ times

Phy Sci, Monday Exit Ticket, 2.18.19
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12 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

_P4+_O  _P2O3

3 P4+1 O→ 2 P2O3
1 P4+1 O→ 2 P2O3
1 P4+ 3 O→ 2 P2O3
1 P4+ 2 O→ 3 P2O3

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

_K + _Cl2 _KCl

2 K + 16 Cl2 → 8 KCl
2 K + 1 Cl2 → 2 KCl
3 K + 4 Cl2 → 3 KCl
1 K + 1 Cl2 →1 KCl

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What type of reaction occurs between an element and a compound?
Zn + 2HCl --> ZnCl2 + H2

Synthesis
Decomposition
Single Replacement
Double Replacement

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What kind of reaction is this:
2H2 + O2 --> 2H2O

Synthesis
Decomposition
Single Replacement
Double Replacement

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Which type of reaction takes place in the presence of oxygen and produces carbon dioxide and water?

double replacement 
decomposition 
combustion 
single replacement

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

In the reaction 2 K + Cl2 → 2 KCl, what are the reactants?

2 K

2 K and Cl2

Cl2

2 KCl

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

How many atoms in all are in a molecule of serotonin?

C10H12N2O

22
24
25
4

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