Atoms
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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| What is an atom | The smallest part of matter
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| What is the mass number | The amount of protons and neutrons
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| What is the atomic number | Number of protons
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| The number of electrons is the same as | The number of protons
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| Shell one can have how many electrons | 2
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| Shell two can have how many electrons | 8
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| Shell three can have how many electrons | 18
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| What is the periodic table | An organised chart of all the known elements
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| What are groups | The vertical columns on the periodic table
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| What are periods | The horizontal rows on the periodic table
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| Where are the transition metals found | In the middle of the periodic table
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| Where are the halogens found | In group 17
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| What are the properties of halogens | brightly colored
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| Why are the elements in Group 18 called noble gases | Because they have a full outer shell and don't react
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| Where are the alkali metals found | Group one
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| What are the characteristics of alkali metals | They react strongly to water and form basic solutions
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| What are group two | the alkaline earth metals
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| what is found on the left hand side of the table | the metals
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| What are the 8 elements that are next to the zig zag line | They are metaloids
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| What are some features of metals | They are solid at room temperature
They are malleable.
They can be made into a wire.
They can be made shiny
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| What are some feature of non-metals | They are usually dull or glassy
Most are gases at room temperature
They melt at low temperatures
Most are poor conductors of heat and electricity
They are brittle
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| What features do metaloids have | They have features of both metals and non metals
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| What is an atom made up of | A nucleus with protons and neutrons and several shells with electrons on the shells
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| How many metaloids are there, name two | eight, boron and silicon
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| What is electron configuration? | A list of the number of electrons in each shell.
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| If the atomic number of Na is 11, what is the electron configuration | 2,8,1
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| What is an ion | A charges element or molecule
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| What is a cation | A positive ion
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| What is a anion | A negative ion
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| What are ionic compounds made up of | A metal and a non metal
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| What is matter made up of | atoms
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| What are the 3 particles that atoms are made from and the charge they have | Protons: Positive
Electrons: Negative
Neutrons: Neutral
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| What is in the periodic table | All of the known elements
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| Where are the noble gases found on the periodic table? | Group 8
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| Why are the group 8 elements special | Because they have a full outer shell and don't react
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| What are the group 8 elements called? | The noble gases
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| What is a molecule | A group of atoms bounded together
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| What is a compound | A mix of two different elements
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Created by:
eknox
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