Smaller Midterm Quiz Study Thing

Subatomic particles with a negative charge

• Electrons

• Neutrons

• Protons

• Quarks

How many protons and electrons does this element have?

• 35

• 18

• 17

• 52

What number indicates an electron?

• 1
• 2
• 3
• 4

How many atoms of Sodium (Na) are in 6NaCl?

• 1

• 12

• 3

• 6

AlN

• aluminum mononitride

• aluminum nitride

• aluminum nitrite

• aluminum nitrate

What reaction has the following general formula:

A + CD --> C + AD

• Combination

• Decomposition

• Single Replacement

• Double Replacement

• Combustion

Blue color: Chemical or Physical Property

• Chemical Property
• Physical Property

An ice cube is placed in a pan. The pan is placed over an open flame. Which change will MOST likely happen over time?

• The ice changes to a gas then a liquid
• The ice changes to a gas and then back to a solid
• The ice changes to a liquid then to a gas.
• The ice changes to a liquid and back to a solid. 

This picture shows liquid water changing into a ______.

• Solid

• Liquid

• Gas

• Purple Haze

Type of mixture that has the SAME COMPOSITION in every part.

• Homogenous
• Heterogeneous