More from 7th... and Mrs. Oakman

Polyatomic Ions

100

Symbol for ammonium

NH₄⁺

200

Symbol for acetate

C₂H₃O₂^-

300

Symbol for carbonate

CO₃^-2

400

Symbol for hydroxide

OH^-

500

Symbol for nitrate

NO₃^-

Types of Ions

100

Define monatomic cations

consist of a single atom with a positive charge

200

Define monatomic anion

single atoms with a negative charge

300

Define polyatomic ions

when the ion contains more than one element

400

Lithium is an example of a(n)

monatomic cation

500

Fluorine is an example of a(n)

monatomic anion

Graphing and Analyzing Data

100

The variable that is controlled by the experimenter is called what?

Independent variable

200

What summarizes information being represented by ANY graph?

The title

300

The variable that changes in response to the independent variable is the

dependent variable

400

Which variable (dependent or independent) is found on the X-axis of a graph?

independent

500

What extra piece of information should be found in the axis labels of a graph?

units of measurement

Abnormalities

100

This element is grouped with metals, but it is not one.

Hydrogen

200

This element is grouped near metalloids, but is not one.

Aluminum

300

This group of elements is non-reactive.

Noble gases

400

True or False:  All transition metal ions have a charge of +2

False

500

True or False:  Transition metals can have either a positive or negative charge.

False

Room 328

100

What is the room number of "Frog Valley?" (Mrs. Oakman's room)

328

200

True or False:  You should always bring your leftovers from lunch to finish in Chemistry class.

FALSE!!!

300

True or False:  There is an eyewash in Mrs. Oakman's room.

True--by her sink

400

True or False:  There are gas jets at each of the lab tables in Mrs. Oakman's room

True

500

True or False:  Long ago, before the renovation of the science wing, Mrs. Oakman's current room was the Chemistry Lab.

False--Mrs. Kreis's room was!