Polyatomic Ions Grade: 11 - 12 Subject: Aquatic Science Date: 09/02/2013.

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Polyatomic Ions Grade: 11 - 12 Subject : Aquatic Science Date: 09/02/2013

Transcript of Polyatomic Ions Grade: 11 - 12 Subject: Aquatic Science Date: 09/02/2013.

Page 1: Polyatomic Ions Grade: 11 - 12 Subject: Aquatic Science Date: 09/02/2013.

Polyatomic Ions

Grade:11 - 12

Subject:Aquatic Science

Date:09/02/2013

Page 2: Polyatomic Ions Grade: 11 - 12 Subject: Aquatic Science Date: 09/02/2013.

1 Which of the following is the formula for nitrate:

A NO3

-

B NO2

-

C NH3

D NH4

+

Page 3: Polyatomic Ions Grade: 11 - 12 Subject: Aquatic Science Date: 09/02/2013.

2 Which of the following is the first chemical waste product formed by the break down of urea/dead organisms/left-over food?

A NH3

B NH4

C NH3

+

D NH4

+

Page 4: Polyatomic Ions Grade: 11 - 12 Subject: Aquatic Science Date: 09/02/2013.

3 Which of the following is the formula for carbonate:

A CO4

3-

B CO2

-

C CO2

D CO3

2-

Page 5: Polyatomic Ions Grade: 11 - 12 Subject: Aquatic Science Date: 09/02/2013.

4 Which of the following is the formula for phosphate:

A PO3

4-

B PO2

4-

C PO4

3-

D PO2

4+

Page 6: Polyatomic Ions Grade: 11 - 12 Subject: Aquatic Science Date: 09/02/2013.

5 The formula for ammonium is:

A NH3

B NH4

C NH3

+

D NH4

+

Page 7: Polyatomic Ions Grade: 11 - 12 Subject: Aquatic Science Date: 09/02/2013.

6 pH is a measurement of the concentration of ______ within a sample.

A hydroxide

B hydronium

C hydrogen chloride

D hydrubnium

Page 8: Polyatomic Ions Grade: 11 - 12 Subject: Aquatic Science Date: 09/02/2013.
Page 9: Polyatomic Ions Grade: 11 - 12 Subject: Aquatic Science Date: 09/02/2013.

7 OH‑ is called:

A Hydroxide

B Hydronium

C Hydrubnium

D Hydrofluorium

Page 10: Polyatomic Ions Grade: 11 - 12 Subject: Aquatic Science Date: 09/02/2013.

8 During the nitrogen cycle, which of the following is the correct order of TAN compounds

A NH3 --> NO3

- --> NO2

-

B NH4

+ --> NO3

- --> NO2

-

C NH3 --> NO2

- --> NO3

-

D NH4

+ --> NO2

- -->NO3

-

Page 11: Polyatomic Ions Grade: 11 - 12 Subject: Aquatic Science Date: 09/02/2013.

9 Which of the following is the formula for nitrite:

A NO3

-

B NO2

-

C NH3

D NH4

+

Page 12: Polyatomic Ions Grade: 11 - 12 Subject: Aquatic Science Date: 09/02/2013.

10 Which of the following is removed from an aquatic system by algae or water plants?

A NO3

-

B NO2

-

C NH3

D NH4

+

Page 13: Polyatomic Ions Grade: 11 - 12 Subject: Aquatic Science Date: 09/02/2013.

11 Which of the following is the formula for ammonia:

A NH3

+

B NH3

-

C NH3

D NH4

+