Test Your Chemistry Kowledge! Practice Quiz

65 Questions | By Jwendeli | Updated: Mar 15, 2022 | Attempts: 540

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Test Your Chemistry Kowledge! Practice Quiz - Quiz

This quiz is absolutely perfect for those of us who are willing to test all we know about chemistry. The earth is full of chemicals, and they have their own individual properties too. Are you willing to see just how knowledgeable you are when it comes to this field? Take up this test and get to find out for sure.

Questions and Answers

1.

Everything is composed of ___ or ___
2.

Anything that takes up space or has mass
3.

Simplest type of matter with unique chemical properties. Compsed of atoms of one kind.
4.

Smallest particle of an element that has chemical characteristic of that element
5.

Atoms are made up of
6.

Weighing unit for measuring atoms ___ or ___
7.

Common elements of the body
8.

Common isoptopes:3H ____; ___ radioactive14C used for _____32P _____radioactive
9.

Since isotopes are radioactive they can be used experimentally or clinically to ___ and ___ things
10.

Electrons determine
11.

Outermost electron shell determines the ____ of the element
12.

Most atoms have what type of charge
13.

Examples of atoms that give up electrons
14.

Atom or compound with a positive charge
15.

Atom or compound with a negative charge
16.

Chemical structure consisting of atoms held together by chemical bonds
17.

Substance composed of two or more elements
18.

Sum of atomic weigths of component atoms
19.

Three type of bonds
20.

Electric bond, attraction between cation and anion
21.

Ionic compound whose cation is not H and its anion is not OH
22.

Are ionic bonds strong or weak bonds?
23.

Soluble salt that will conduct an electric current in a solution
24.

Bond where atoms share electrons
25.

Covalent bonds are ____ than ionic bonds
26.

Electrons are shared equally because nuclei attract the electrons equally (CO2)
27.

Electrons not shared equally because one nucleus attracts the electrons more than the other does. One side of molecule has a more negative charge and one has a more positive charge.
28.

Weak forces that affect shape and properties of compounds
29.

Formed when H+ is attracted to the negative side of a polar molecule
30.

Caused by electrons being unevenly distributed in neutral molecules
31.

Uniform mixture of two or more substances
32.

Medium in which molecules of a solute are disperse
33.

Molecules that are easily dissolved in solvent
34.

Molarity
35.

Thick solutions usually of proteins or other large molecules
36.

Large molecules that are not in solution but will eventually settle out
37.

_____ is the universal solvent. Makes up ___ of the body
38.

Mass in grams equal to the MW
39.

Percentage
40.

Measure of concentration of free hydrogen ions in solution
41.

As hydrogen ions ______, pH _____
42.

Blood pH
43.

Releases hydrogen ions into the solution; lowers pH
44.

Removes hydrogen ions from solution or adds OH; raises pH
45.

____ acids and bases ionize completely
46.

____ acids and bases do not completely ionize they act as buffers
47.

Substances that bind acid (H) and/or (OH) and prevent fluctuations in their free content
48.

PH < 7pH = 7pH > 7
49.

Maintains the pH of body fluids; removes or replaces hydrogen ions in a solution
50.

A + B --> AB

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Current Version
Mar 15, 2022

Quiz Edited by
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Sep 24, 2010

Quiz Created by
Jwendeli

Test Your Chemistry Kowledge! Practice Quiz

Everything is composed of ___ or ___

Anything that takes up space or has mass

Simplest type of matter with unique chemical properties. Compsed of atoms of one kind.

Smallest particle of an element that has chemical characteristic of that element

Atoms are made up of

Weighing unit for measuring atoms ___ or ___

Common elements of the body

Common isoptopes:3H ____; ___ radioactive14C used for _____32P _____radioactive

Since isotopes are radioactive they can be used experimentally or clinically to ___ and ___ things

Electrons determine

Outermost electron shell determines the ____ of the element

Most atoms have what type of charge

Examples of atoms that give up electrons

Atom or compound with a positive charge

Atom or compound with a negative charge

Chemical structure consisting of atoms held together by chemical bonds

Substance composed of two or more elements

Sum of atomic weigths of component atoms

Three type of bonds

Electric bond, attraction between cation and anion

Ionic compound whose cation is not H and its anion is not OH

Are ionic bonds strong or weak bonds?

Soluble salt that will conduct an electric current in a solution

Bond where atoms share electrons

Covalent bonds are ____ than ionic bonds

Electrons are shared equally because nuclei attract the electrons equally (CO2)

Electrons not shared equally because one nucleus attracts the electrons more than the other does. One side of molecule has a more negative charge and one has a more positive charge.

Weak forces that affect shape and properties of compounds

Formed when H+ is attracted to the negative side of a polar molecule

Caused by electrons being unevenly distributed in neutral molecules

Uniform mixture of two or more substances

Medium in which molecules of a solute are disperse

Molecules that are easily dissolved in solvent

Molarity

Thick solutions usually of proteins or other large molecules

Large molecules that are not in solution but will eventually settle out

_____ is the universal solvent. Makes up ___ of the body

Mass in grams equal to the MW

Percentage

Measure of concentration of free hydrogen ions in solution

As hydrogen ions ______, pH _____

Blood pH

Releases hydrogen ions into the solution; lowers pH

Removes hydrogen ions from solution or adds OH; raises pH

____ acids and bases ionize completely

____ acids and bases do not completely ionize they act as buffers

Substances that bind acid (H) and/or (OH) and prevent fluctuations in their free content

PH < 7pH = 7pH > 7

Maintains the pH of body fluids; removes or replaces hydrogen ions in a solution

A + B --> AB

Everything is composed of _ or _

Weighing unit for measuring atoms _ or _

Common isoptopes:3H __; _ radioactive14C used for _32P _radioactive

Since isotopes are radioactive they can be used experimentally or clinically to _ and _ things

___ is the universal solvent. Makes up _ of the body

As hydrogen ions __, pH _