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Graphite is a substance made of carbon atoms only, as is diamond. However, the two substances are very different. Why?
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What type of structure does the carbon in diamond form?
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In an ammonia molecule hydrogen and nitrogen atoms share electrons. What kind of bonding is this?
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Choose the correctly balanced chemical equation from the list.
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Choose the correctly balanced chemical equation from the list.
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Choose the correctly balanced chemical equation from the list.
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What is the electronic configuration for an O2- ion?
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Which of the following is NOT an electron configuration for an element in group 8 (also called group 0, Group 18 or the noble gases)?
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What is the electronic configuration for an Na+ ion?
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What is the relative formula mass of copper sulfate CuSO4?
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What is the relative formula mass of MgF2?
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Ammonium nitrate NH4NO3 is used as a fertiliser. What is the % mass of nitrogen in it?
We all know that Chemistry books can sometimes be very tiresome and we’re going to save you from them. We are your knights in shining armor, here to sweep you away from those sleep-inducing textbooks and show you a new...
Questions: 10 | Attempts: 100
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Sample QuestionWhat is the relative formula mass of copper sulfate CuSO4?
Questions: 9 | Attempts: 46
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Sample QuestionWhich of the following arrangement is true according to decreasing in melting point
The cradle of our knowledge in chemistry is the understanding of acids and bases. Given the different properties of these chemicals, the establishment of a balance between the two is applied in many dimensions. Specifically, in...
Questions: 10 | Attempts: 100
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Sample QuestionWhat part of the body fluids is concerned with acid-base balance?
Questions: 75 | Attempts: 5
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Sample Question1. Softener resin is regenerated by passing a sufficient volume and concentration of which through the resin bed?
Questions: 35 | Attempts: 5
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Sample Question1. Manganese greensand filters can be regenerated by using
Questions: 25 | Attempts: 7
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Sample Question1. Sedimentation depends on
Questions: 25 | Attempts: 7
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Sample Question1. How many steps are in the coagulation process?
Questions: 25 | Attempts: 7
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Sample QuestionWhich type of sample should always be collected for determining the presence of coliform bacteria?
Questions: 29 | Attempts: 45
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Sample QuestionConsider the following reaction: The reaction is known to be second order with k 0.80 L/mol s. If you start with a concentration of 0.086 molVL of NOBr, what will be its concentration after 22 seconds?
Questions: 30 | Attempts: 6
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Sample QuestionWhich index determines the calcium carbonate deposition property of water bycalculating the saturation pH, where a negative value indicates corrosive water and a positive value indicates depositing water?
Chemistry is branch of science that deals with the study of matter and changes that matter undergoes under different conditions. This branch is applied in industries operating on petroleum, pharmaceutical, breweries etc. This...
Questions: 10 | Attempts: 100
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Sample QuestionWhat is the symbol of the element named Iron?
IB Chemistry Exam Prep is a quiz to get students ready for university. The series of questions are diverse and generated to assess students both internally and externally. With the right depth of practical knowledge, this quiz is...
Questions: 10 | Attempts: 100
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Sample QuestionWhich of these bonding is the weakest?
Questions: 30 | Attempts: 13
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Sample QuestionCalculate the concentration of CO2 , P= 3*10-4 atm , if the K=3.4*10-2 M/atm.
Radioactivity, which might be surprising to you, is an integral and crucial part of chemistry which actually has gained high level of debates. How else do you think the mystery of bombs can be solved? Do you love bombs too? You...
Questions: 10 | Attempts: 100
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Sample QuestionWhat really does the neutron-to-proton ratio represent?
Making a molar solution; What is the molarity of a solution; Making dilutions.
Questions: 10 | Attempts: 45
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Sample QuestionHow do you prepare a .3 M solution of NaCl? The molar mass of NaCl is 22.99 + 35.45. Since a .3 M solution is required, multiply the molar mass by .3. Water is added to the 1 liter mark. REMEMBER: Molarity is Moles per Liter solution. The liter solution INCLUDES the water AND the salt -- salt has volume -- so it will be less than 1 Liter of water.
A review test that helps review topics:
atomic structures
the periodic table
chemical reaction
formation of Ionic compounds
chemical formula
acids and bases
endothermic and exothermic...
Questions: 21 | Attempts: 16
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Sample QuestionJason noticed that the periodic table had coloured sections. The seven elements between the metal and non-metal sections had their own colour. They represent a group called:
Questions: 15 | Attempts: 54
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Sample QuestionWhich of the following very high solubility in water
Chemistry is a broad science concerned with the nature, composition and decomposition of matter. This field is developed by certain men and women. This quiz will examine your knowledge of the early chemists who worked to produce...
Questions: 10 | Attempts: 100
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Sample QuestionThe law of conservation of mass was stated in 1789 by
Review basic chemistry concepts and balancing equations.
Questions: 15 | Attempts: 270
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Sample QuestionThe substances that enter a chemical reaction are called
Please answer this Chemistry (Separation of Matter) quiz. Find out your score at the end.
Questions: 6 | Attempts: 34
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Sample QuestionWhat is the most common/cheap method of separating simple matter?
Chemistry is a branch of science showing the interaction and relationship between two elements of compounds. Let’s find out what you know about chemistry with the short quiz.
Questions: 10 | Attempts: 10
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Sample QuestionWhat kind of science is chemistry?
Is this container being recycled? Our selections are based on what's most commonly found in blue boxes.
Questions: 7 | Attempts: 5
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Sample QuestionCan this Cooking oil bottle be recycled?
Questions: 7 | Attempts: 5
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Sample Questionعدد الالكترونات في مستوي الطاقة الرئيسي الثاني
Created By: Mr. Hwong™ of Arroyo High School, El Monte, CAFree Chemistry education to all students: hwongclassroom.comReport any errors to me: ...
Questions: 15 | Attempts: 12
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Sample QuestionCalculate the molar mass of Iodine
.PrakTiki Review Team 2017. Authors: Carl John Dal Lee, Tim Kristian Llanto, and Joshua Alain Aguas. Ad Majorem Dei Gloriam!
Questions: 68 | Attempts: 5
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Sample QuestionIs [your statement here] true or false?
Questions: 88 | Attempts: 14
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Sample QuestionCarbs are a source of energy for all of the following EXCEPT...
This quiz is a great way to review and master the most commonly used polyatomic ions.
Questions: 25 | Attempts: 12
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Sample QuestionWhat is the name of this polyatomic ion: NH4+
