Corrosion and Cations

What is the state when electrons move to a higher energy level upon absorption of energy?

• active

• inactive

• excited

• ground

What particles in the heated compounds are responsible for the production of the colored light?

• proton

• neutron

• electron

• proton and neutron

A proton has what type of charge?

• Negative

• Neutral

• Positive

• Static

A Neutron has what type of charge?

• Positive

• Neutral (No Charge)

• Negative

• electric

An Electron has what type of charge?

• Positive

• Neutral

• Negative

• Electric

In the picture, Which of these represents electrons?

• A

• B

• C

• D

How do electrons become excited?

• Emitting light/energy

• Absorbing light/energy

• Going down an orbital/energy level

• Going up an orbital/energy level

What is the color of the light that sodium compounds give off?

• Green

• Red

• Violet

• Yellow-orange

What compound gives off bright red color when heated over a flame?

• Lithium

• Calcium

• Strontium

• Potassium

What is the color of the light that potassium compounds give off?

• Yellow-orange

• Lavender (Violet)

• Pinkish red

• Green