Chemistry Semester Exam II Review (B)

Acids and Bases

100

sour, litmus paper red, gives off hydrogen gas when reacts with metals, electrolytes

What are characteristics of an acid?

200

bitter, chalky, slippery, litmus paper blue, electrolyte

What are characteristics of a base?

300

Acids that are electron pair acceptors and bases are electron pair donors.

What are Lewis acids and bases?

400

Cids that release H+ ions in aqueous solutions and bases contain OH- ions and release them in aqeous solutions

What are Arrhenius acids?

500

Acids that are H+ donors and will form conjugate bases and Bases that are H+ acceptors and will form conjugate acids

What are Bronsted-Lowry acids and bases?

More Solutions

100

 amount of solute dissolved in a certain amount of solution

What is concentration?

200

Substance that has intermediate sized particles that do not settle out

What is a colloid?

300

Large particles that settle upon standing and are easy to separate

What is a suspension?

400

where liquids dissolve in each other in all proportions

What is miscible?

500

Water beading

What is an example of surface tension?

More Acids and Bases

100

7

What is the pH of pure water, neutral

200

scale that indicates acidity or basicity of a solution

What is pH scale?

300

Acid+Base---> salt + H₂O

7

What is the neutralization reaction? What is the pH of a strong acid and a strong base?

400

HCl, HBr

What is an example of a monoprotic acid?

500

pH > 7

pH<7

What is the pH of a base?

What is the pH of an acid?

Nuclear Chemistry

100

Atoms with unstable nuclei that change into different atoms

What are radioactive atoms?

200

substance that causes cancer without destroying the cells or DNA

What is a mutagen?

300

changing one element into another by a nuclear reaction 

What is transmutation?

400

man-made 

What are elements with atomic numbers greater than 92 on the periodic table?

500

Carbon -14

What is the element that can date organic materials less than about 60,000 years?

Little of Everything

100

when a substance can act as an acid or a base

What is amphoteric?

200

Weak acids that exist as dyes and change colors in to indicate if a substance is an acids or a base

What are indicators?

300

Substances the have a slightly positive and negative end due to unequal sharing of electrons in a covalent bond

What are polar substances?

400

Bond between two non metals where they share electrons

What is a covalent bond?

500

Ionic bond

What is a bond between a metal and nonmetal where electrons are transferred?