Chemistry Review
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| where on the periodic table would you find elements that are most similar? | same family/group
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| Where are the most reactive metals located on the periodic table? | alkali metals
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| Where are most reactive non metals located on the periodic table? | halogens/ group 17
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| List the elements that are liquid on the periodic table | mercury and bromine
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| Where are the transition metal found on the periodic table? | Group 3 -12
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| Elements that are shiny, solid, conducts electricity, has atomic mass of 108 | metal
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| Elements in the same vertical column on the periodic table have similar | chemical properties
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| Where are the noble gases found? | Group 18
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| The following is a glucose molecule: C6H12O6 How many atoms of each element? | 6 carbon 12 Hydrogen 6 oxygen
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| The following is a glucose molecule: C6H12O6 What are the elements in this compound? | carbon hydrogen oxygen
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| Lithium, sodium, potassium, rubidium, and cesium are all in same family. The means they have the similar ______________. | physical and chemical properties
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| What forms when molecules join together? | compound
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| What is formed when two hydrogen atoms and one oxygen atom react chemically to make water? | compound
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| The majority of the elements on the periodic table would be classified as ____________. | metals
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| Which is a homogeneous mixture: pizza, salad, chicken noodle soup, or salt water solution? | salt water solution
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| substance being dissovled | solute
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| substance that does the dissolving | solvent
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| Sodium (Na)and Chlorine (Cl) form sodium chloride (NaCl) which is also called | salt
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| Which elements belong to the same family as potassium (K) and sodium (Na? Fluorine (F), oxygen (O), or bromine (Br)? | Lithium (Li)
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| An unknown substance is malleable and ductile. Where would the sample most likely be found on the periodic table? | far left of the zig zag line
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| Where are most non-metals found on the periodic table? | far right of the zig zag line
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| Why are elements placed in the same column on the periodic table? | The have the same number of valence electrons on the outer energy shell.
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| Why are elements placed in the same period on the periodic table? | They have the same number of energy shell (rings).
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| How are elements arranged on the periodic table? | Increasing atomic number
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| In which group are most likely the highly reactive elements found? | Group 1 (alkali) and 17 (Halogens)
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| Which group on the periodic table contain elements with the most varied properties? | transitions
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| Which groups contains elements that are radioactive elements? | lanthanides and actinides
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| Elements that are man-made are called? | synthetic
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| 85 grams of Element A reacts with 175 grams of Element B to form how many grams of AB. | 260 grams of AB
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| What is the law of conservation of mass? | mass is not created or destroyed. It just changes forms.
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| What would be used in front of the elements to balance a chemical equation? | coefficients
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| What are the ingredients in a chemical equation? | reactants
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| These elements are semi-conductors and conduct electricity under certain conditions. | metalloids
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| Elements on the periodic table can be divided into three main groups called____________. | metals, metalloids, non-metals
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| The number above the symbol is called_________. | Atomic number
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| The number below the symbol is called_________. | Atomic mass
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| The atomic mass include all the _______ and _____ in the nucleus. | Protons, neutrons
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| Substances not chemically combined are called ________________. | Mixtures
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| Substances not chemically combined and can be easily separated are called_______________. | Heterogeneous mixtures
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| Sustances that are combine evenly are called __________. | Homogeneous mixtures
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| Pizza is an example of which kind of mixture? | Heterogeneous
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| Milk is an example of which kind of mixture? | Homogeneous (Solution)
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| If a student chemically combines 14g of hydrogen with 22g of oxygen, what will be the mass of the product? | 36grams
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| To make sure substances do not escape in a chemcial reaction,it must happen in a ___________ system. | closed
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| When gases are able to escape in a reaction, it have been completed in an ________ system. | open
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| How do you calculate the number of neutrons in an element? | Atomic mass- Atomic number= neutron
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| Elements with two electrons on the outer shell belong to _____________________. | Alkaline Earth Metals
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| Elements with their outer energy shell full belong to _________________________. | noble gases
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| How many atoms are represented in the formula CaCO3? | 5 atoms
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| When a substance in a closed system interact with one another, the total mass of the system _________________________. | remains the same
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| What does it mean when a symbol (Ca) has no subscript? | only one atom
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| How can you separate a water and sand mixture? | filtration
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| How can you separate saltwater? | distillation (evaporation)
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
scienceeagle
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