periodic table Crossword Puzzles
Periodic table 2013-12-08
Across
- / Rb
- / another name for sodium chloride
- / The centre of an atom
- / The kind of bonding between two non-metals
- / the most reactive group one metal
- / the chemical symbol for chlorine
Down
- / the least reactive group one metal
- / what do atoms do in covalent bonding
- / what makes up the outer shell of an atom
- / the chemical symbol for gold
- / the kind of bonding between a metal and a non metal
11 Clues: / Rb • / The centre of an atom • / the chemical symbol for gold • / another name for sodium chloride • / the chemical symbol for chlorine • / the most reactive group one metal • / the least reactive group one metal • / what do atoms do in covalent bonding • / what makes up the outer shell of an atom • / The kind of bonding between two non-metals • ...
Periodic Table 2015-03-06
Across
- / ...deficiency affects about two billion people in the developing world and is associated with many diseases
- / It is the ninth most abundant element in the universe
- / It has zero neutrons
- / The element forms about 77% of Earth's atmosphere
- / It is found in salt
Down
- / It is the least dense solid element
- / Most reactive non-metal
- / One of its allotropes is diamond
- / Rarest element in the world
- / In its purest form, it is a bright, slightly reddish yellow, dense, soft, malleable and ductile metal
- / It is necessary to sustain most terrestrial life as it is used in respiration
11 Clues: / It is found in salt • / It has zero neutrons • / Most reactive non-metal • / Rarest element in the world • / One of its allotropes is diamond • / It is the least dense solid element • / The element forms about 77% of Earth's atmosphere • / It is the ninth most abundant element in the universe • ...
Periodic table 2022-04-24
11 Clues: A neutral gas • Radioactive elements • A monovalent nonmetal • A highly reactive metal • A metalloid in Period 3 • Gives a brick red flame • Noble gas with a duplet • Supporter of combustion • Valency of Group 18 elements • Electrons in the outermost orbit • Metal with variable valency 1 and 2
Periodic table 2024-04-05
Across
- the neutral charge in a nucleus
- positive charge in the nucleus
- the elctrons that determain the reactivity of an element
- Natural materials that do not produce heat or electricity and are structurally fragile
- an elements intermediate in properties between the typical metals and nonmetals
Down
- he basic building block of chemistry
- the negative charge in the nucleus
- a column in the periodic table of the chemical elements
- a horizontal row in which all the elements in that row
- items that can't be easily broken into smaller pieces
- lustrous elements that are good conductors of heat and electricity
11 Clues: positive charge in the nucleus • the neutral charge in a nucleus • the negative charge in the nucleus • he basic building block of chemistry • items that can't be easily broken into smaller pieces • a horizontal row in which all the elements in that row • a column in the periodic table of the chemical elements • the elctrons that determain the reactivity of an element • ...
Atomic cafe 2024-01-06
Across
- Who made the periodic table
- table something that holds all of the elements
- are the most of the periodic tables elements
Down
- are the same as the atomic number as the atomic number
- Something that is on top of the periodic table
- the least amount of this on the periodic table
- Something that reacts with something else
7 Clues: Who made the periodic table • Something that reacts with something else • are the most of the periodic tables elements • Something that is on top of the periodic table • the least amount of this on the periodic table • table something that holds all of the elements • are the same as the atomic number as the atomic number
Atomic cafe 2024-01-06
Across
- Who made the periodic table
- table something that holds all of the elements
- are the most of the periodic tables elements
Down
- are the same as the atomic number as the atomic number
- Something that is on top of the periodic table
- the least amount of this on the periodic table
- Something that reacts with something else
7 Clues: Who made the periodic table • Something that reacts with something else • are the most of the periodic tables elements • Something that is on top of the periodic table • the least amount of this on the periodic table • table something that holds all of the elements • are the same as the atomic number as the atomic number
midterm review 2021-03-08
10 Clues: charged atoms • semi-conductors • poor conductors • soild at room temp. • columns in periodic table • prefix with a subscript of 5 • prefix with a subscript of 4 • first period in periodic table • attration bewteen neutral bonds • one of the seven diatomic elements
chapter 4 2023-02-14
Across
- almost 80% of elements hav few valence electrons
- metals two or more valence electrons
- electrons electrons in the outermost energy level in a neutral atom
- hav seven valence electrons highly reactively
- groups metals nonmetals nonmetals metalloids
- both columns and rows on the periodic table relate to the relate the structure of the atom
- characteristics of metals and nonmetals
Down
- metals one valence electrons highly reactive
- table chemical elements arranged in a way that displays their periodic properties
- gases eight valence electrons and unreactive
- earth metals hav two valence electrons
- law elements vary in a periodic way with their atomic numbers
- transition metals two valence electrons and are rare
- four or more valence electrons don't exhibit characteristics of metals
- set of elements similar structures
15 Clues: set of elements similar structures • metals two or more valence electrons • earth metals hav two valence electrons • characteristics of metals and nonmetals • metals one valence electrons highly reactive • gases eight valence electrons and unreactive • groups metals nonmetals nonmetals metalloids • hav seven valence electrons highly reactively • ...
BioChem 2020-01-18
20 Clues: O • S • Ne • Xe • In • Au • Exit • Block • Water • Carbon • Protein • Neutral • Negative • Positive • A challenge • Peanutbutter • S-shaped curve • J-Shaped curve • 6.02x10 to the 23 • Big number on the periodic table
BioChem 2020-01-18
20 Clues: S • O • Au • In • Ne • Xe • Exit • Water • Block • Carbon • Protein • Neutral • Negative • Positive • A challenge • Peanutbutter • J-Shaped curve • S-shaped curve • 6.02x10 to the 23 • Big number on the periodic table
History of the Periodic Table 2021-01-03
Across
- Found properties repeat on the 8th element when arranged by atomic weight
- Discovered noble gases
- Created the element symbol system; determined the weight of 43 elements when bonded to oxygen
- created a periodic table but didn't receive credit
Down
- Discovered triads
- Created the first periodic table & left gaps for undiscovered elements
- Determined more accurate atomic weights
- Added the Actinide Series to the Periodic Table
- Arranged the elements by atomic numbers
9 Clues: Discovered triads • Discovered noble gases • Determined more accurate atomic weights • Arranged the elements by atomic numbers • Added the Actinide Series to the Periodic Table • created a periodic table but didn't receive credit • Created the first periodic table & left gaps for undiscovered elements • ...
periodic table crossword 2024-11-22
Across
- who's table was published
- ductile
- semiconductor
- never found pure
- who developed the first unofficial periodic table
- iron is a
- most reactive nonmetals
- these metals are ductile
- low melting point
Down
- whose table had 28 elements
- most reactive metals
- silicon is a
- hydrogen is a
- have full valence electrons shells
- radioactive
- rare metals
16 Clues: ductile • iron is a • radioactive • rare metals • silicon is a • semiconductor • hydrogen is a • never found pure • low melting point • most reactive metals • most reactive nonmetals • these metals are ductile • who's table was published • whose table had 28 elements • have full valence electrons shells • who developed the first unofficial periodic table
Chemistry final crossword puzzle 2020-12-11
Across
- a subatomic particle with about the same mass of a proton but without a electrical charge
- a stable subatomic particle with a charge of a negative electricity
- the arrangement of electrons in the energy levels, sublevels and orbitals of atoms
- the energy required to remove an electron from an atom
- Level, main energy level or distance of an electron from the nucleus; (n); correspond to the rows 1-7 on the Periodic Table
- states that each electron occupies the lowest energy orbital available
- Proposed 1st periodic table where elements were arranged according to Atomic Mass
- electrons occupy equal energy orbitals to maximize the number of unpaired e-s
- regions within the energy levels; corresponds to the block grouping s,p,d,f on the Periodic Table
- 3 mutually perpendicular dumbbell shaped orbitals; second to fill from 2nd energy level on up, can hold max of 6 electrons
- their shapes are even more complex than s, p, or d orbitals; can hold a total of 14 electrons in 7 sub-shells; in the fourth and fifth energy levels
- revised periodic table and arranged elements according to Atomic Number
- 5 orbitals of cloverleaf shape; third to fill for any energy level; beginning in the third shell, can hold a total
Down
- the energy change occurring when an anion of the element in the gaseous phase loses an electron
- maximum of two electrons may occupy an atomic orbital, but only if they have opposite spins
- Is the smallest constituent unit of ordinary matter that has the properties of a chemical element
- the tendency for an atom to attract electrons to itself when it is chemically combined with another element
- spherical orbitals, first to fill for any energy level: can only hold 2 electrons
- an electron in the highest occupied energy level of an atom.
- a stable subatomic particle occurring in all atomic nuclei, with a positive electric charge.
20 Clues: the energy required to remove an electron from an atom • an electron in the highest occupied energy level of an atom. • a stable subatomic particle with a charge of a negative electricity • states that each electron occupies the lowest energy orbital available • revised periodic table and arranged elements according to Atomic Number • ...
C2 The periodic table 2020-12-14
Across
- Elements in Group 1 of the periodic table
- A product formed when lithium reacts with water (7,9).
- Scientist who arranged the elements by atomic weight and chemical properties. He also left gaps for undiscovered elements.
- The elements found in Group 7 of the periodic table (6,6)
- The maximum number of electrons that can occupy the first electron shell
- I have five electrons in my outermost shell what group do I belong to?
- I have two electrons in my outermost shell what group do I belong to?
- Smallest unit of matter that has the characteristic properties of a chemical element
- I have two electron shells what period do I belong to?
- The centre of an atom
- I typically react by losing electrons, I'm usually a good conductor of heat and electricity, what am I?
- A column of elements in the periodic table which have similar chemical properties
- I have a mass number of 12 and an atomic number of 6, how many neutrons do I have?
- I have a mass number of 12 and an atomic number of 6, what element am I?
Down
- A product formed when sodium reacts with water (6,9).
- A flammable gas produced when an alkali metal reacts with water.
- Horizontal row of elements on the periodic table that have the same number of electrons shells.
- I'm in group 7 and period 3
- A particle, atom or molecule with a net electrical charge
- The maximum number of electrons that can occupy the second electron shell
- we have full outer electron shells, we are unreactive (5,5).
- The maximum number of electrons that can occupy the third electron shell
- I'm in group 1 and period 4
- I have three electron shells what period do I belong to?
- I have four electrons in my outermost shell what group do I belong to?
- A product formed when potassium reacts with water (6,9).
- I typically react by gaining electrons, I'm usually a poor conductor of heat and electricity(3,5).
27 Clues: The centre of an atom • I'm in group 7 and period 3 • I'm in group 1 and period 4 • Elements in Group 1 of the periodic table • A product formed when sodium reacts with water (6,9). • A product formed when lithium reacts with water (7,9). • I have two electron shells what period do I belong to? • I have three electron shells what period do I belong to? • ...
Q1 Chemistry Review 2024-05-20
Across
- A _________ is an element in Group 17 of the periodic table.
- A measure of the ability of an atom to attract electrons in a chemical bond.
- The central part of an atom that contains protons and neutrons.
- A vertical column of elements in the periodic table.
- A subatomic particle with a positive charge.
- A chemical bond formed by the sharing of electrons between atoms.
- A chemical bond formed by the electrostatic attraction between positive and negative ions.
- A group of atoms bonded together, representing the smallest fundamental unit of a chemical compound.
- _________ Number it the total number of protons and neutrons in the nucleus of an atom.
- The smallest unit of an element that retains the chemical properties of that element.
- An atom that has gained or lost one or more electrons and has a net charge.
- A subatomic particle with no charge.
- A subatomic particle with a negative charge.
- The ability of a substance to conduct electricity or heat.
Down
- Anything that has mass and takes up space.
- The electrons in a covalent bond are _________.
- _________ force of attraction or repulsion between charged particles.
- A pure substance that cannot be broken down into simpler substances by chemical means.
- Atoms of the same element that have different numbers of neutrons.
- _________ electrons are in the outermost energy level of an atom.
- The ability of a substance to dissolve in a solvent.
- The electrons in an ionic bond _________ from the metal to the nonmetal.
- An _________ metal is an element in Group 1 of the periodic table.
- A pure substance made up of two or more different elements chemically combined.
- _________ Number is the same as the number of protons in the nucleus of an atom.
- A horizontal row of elements in the periodic table.
- _________ Rule states atoms tend to gain, lose, or share electrons in order to have a full set of eight valence electrons.
27 Clues: A subatomic particle with no charge. • Anything that has mass and takes up space. • A subatomic particle with a positive charge. • A subatomic particle with a negative charge. • The electrons in a covalent bond are _________. • A horizontal row of elements in the periodic table. • The ability of a substance to dissolve in a solvent. • ...
Ashely’s Crossword 2022-04-02
Across
- a metallic chemical element that is easily formed into sheets and wires
- atom or group of atoms that bears a positive electric charge.
- A substance that has only 1 atom
- Elements can be found
- An atom is the smallest unit of ordinary matter that forms a chemical element.
- Zinc is a slightly brittle metal at room temperature
- Most reactive chemical element and group 17 in the periodic table
- the atomic number is 12
- A positive charge
- A column in the periodic table of the chemical elements
- the outermost shell of an atom containing the valence electron
- Carries a negative charge
- the third-most abundant gas in the Earth's atmosphere .
- The horizontal rows in the periodic table
- An alkaline earth metal
Down
- The atomic number is 19 and it’s an alkali metal
- a stable subatomic particle with a charge of negative electricity
- the number of protons in the nucleus of an atom, which is characteristic of a chemical element and determines its place in the periodic table.
- a subatomic particle of about the same mass as a proton but without an electric charge
- producing electricity.
- soft silvery-white metal
- an atomic orbital is a mathematical function describing the location and wave-like behavior of an electron in an atom.
- A substance characterised by high electrical and thermal conductivity
- The smallest particles of a substance that usually has more than 1 atom
- atom or molecule with a net electrical charge.
- a compound with particular chemical properties including turning litmus blue and neutralizing or effervescing with acids
- odourless reactive gas, the chemical element of atomic number 8
- a non-metal with semiconducting properties, used in making electronic circuits.
- occurs in minute quantities in Earth's atmosphere and trapped within the rocks of Earth's crust.
29 Clues: A positive charge • Elements can be found • producing electricity. • the atomic number is 12 • An alkaline earth metal • soft silvery-white metal • Carries a negative charge • A substance that has only 1 atom • The horizontal rows in the periodic table • atom or molecule with a net electrical charge. • The atomic number is 19 and it’s an alkali metal • ...
Chemistry Vocabulary 1 2025-07-27
Across
- ___ series: a series of metals ordered by their reactivity, from highest to lowest
- ___ state: the lowest energy level of an atom
- reaction where a more reactive metal removes a less reactive metal from its compound
- a substance formed naturally in the ground and from which metal can be obtained
- a horizontal row in the periodic table
- a vertical column in the periodic table
- the group 1 metals, which form an
- a charged version of an atom, formed from the loss or gain of electrons
- a strong bond between an anion and a cation, formed via electron donation
- a negatively charged ion formed from the gain of electrons
- houses the electrons that orbit the nucleus of an atom
- the electrons in the outer shell of an element
- elements in the periodic table that are situated close to the border between metals and non-metals; metalloids share properties and appearance characteristics with both metals and non-metals
- the group 17 elements (e.g. chlorine and iodine)
Down
- a positively charged ion formed from the loss of electrons
- the arrangement of an atom's electrons in the shells around the nucleus
- the block of metals in the periodic table containing the elements in groups 3 to 12 and in periods 4 to 7
- the attraction between oppositely charged particles
- group 18 elements (e.g. neon and krypton)
- the rule that states atoms tend to lose, gain or share valence electrons to achieve eight electrons in their outer shell
- a substance made up of only one type of atom
- a strong bond almost always between two non-metals that share electrons, forming a molecule
- the smallest subatomic particle in an atom arranged around the nucleus in shells
- ___ earth metals: the group 2 metals, which form an alkaline solution when they react with water
24 Clues: the group 1 metals, which form an • a horizontal row in the periodic table • a vertical column in the periodic table • group 18 elements (e.g. neon and krypton) • a substance made up of only one type of atom • ___ state: the lowest energy level of an atom • the electrons in the outer shell of an element • the group 17 elements (e.g. chlorine and iodine) • ...
Chemistry 2022-06-19
Across
- a mixture with only one visible phase.
- all particles are in constant mo....
- elements on the per..... table represents individual atoms.
- a mixture that has more than one visible phase.
- is a type of matter with lots of particle movement
- we call the electrons in the outer shell val..... electrons.
- contains more than one type of particle
- These elements may have metal and nonmetals properties.
- the number of groups of atoms in the periodic table.
- particles at...ct each other
- the charge of an atom before it turns into an ion.
- to make the charge of an atom neutral there must be the same amount of electrons and pr.....
- most elements on the periodic table are m.....
- an ele.... is a pure substance that cannot be broken down into simpler substances either physically or chemically.
- the core of an atom made of positively charged particles.
Down
- an exo....... reaction is a chemical reaction that releases energy in the form of heat, causing the temperature to
- is a type of matter with little particle movement
- the smallest piece of matter that is indivisible
- an endo....... reaction is a chemical reaction that absorbs energy, causing the temperature to decrease.
- All matter is made up of tiny pa....... separated by empty space
- quan........ property is a property that can be measured using a numeric value
- qual....... property is a property that does not have a numeric value
- orbits the nucleus of an atom.
- the at.... number is the number of protons of an atom.
- the first element on the periodic table
- contains multiple elements bonded together but is still a pure substance.
- matter that contains only one type of particle is a p... substance
- is a type of matter with very high amount of particle movement
- is anything that takes up space and has mass.
29 Clues: particles at...ct each other • orbits the nucleus of an atom. • all particles are in constant mo.... • a mixture with only one visible phase. • contains more than one type of particle • the first element on the periodic table • is anything that takes up space and has mass. • most elements on the periodic table are m..... • a mixture that has more than one visible phase. • ...
Chemistry Vocabulary Crossword 2023-01-13
Across
- a formation when an atom loses or gains one or more electrons.
- less reactive than an Alkali Metal and are known to be earth metals.
- a metal that is less reactive and remain unchanged and are the earliest among metals.
- elements in Group 18 that never react with other elements.
- when an electron is added to the original atom.
- a series of radioactive elements ,90-103,that are separated from the rest of the periodic table.
- a column in the periodic table that is read top to bottom.
- when an electron is lost from the atom and there are more protons than electrons.
- a metal that is very reactive, to oxygen and water vapor, and belongs in Group 1.
- elements that conduct electricity and heat well and have a shiny appearance.
- a measure of atomic mass in an element.
Down
- a negatively charged particle.
- an uncharged particle.
- elements that have properties of both metals and nonmetals.
- the center of an atom.
- a positively charged particle.
- a row in the periodic table that is read left to right.
- elements in Group 17 that are very reactive nonmetals that easily form compounds called salts with many metals.
- when the identity of the atom changes due to the number of protons changing to create a new elements.
- a crowd of electrons moving around the nucleus.
- a series of metallic elements ,58-71,that are separated from the rest of the periodic table.
- an element with a dull surface and are poor conductors of electricity and heat, opposite of a metal.
- when atoms produce energy and particles from the nuclei to create new atoms of different elements.
- the number of protons in the nucleus of the element.
- atoms of the same element that have a different number of neutrons.
25 Clues: an uncharged particle. • the center of an atom. • a negatively charged particle. • a positively charged particle. • a measure of atomic mass in an element. • a crowd of electrons moving around the nucleus. • when an electron is added to the original atom. • the number of protons in the nucleus of the element. • a row in the periodic table that is read left to right. • ...
Periodic table crossword 2023-08-25
Across
- on right This is found where___
- tool Makes the periodic table invaluable___
- The man in 1969 who invented the periodic table___
- The atomic number___
- on left This is found where___
- The one to two letter symbol representing an element___
Down
- the s and p blocks are known as the___
- what seven rows are called___
- table Tells all of the elements___
- You can predict a lot about the chemical___
- each row corresponds to a different___
- Most elements are___
12 Clues: The atomic number___ • Most elements are___ • what seven rows are called___ • on left This is found where___ • on right This is found where___ • table Tells all of the elements___ • each row corresponds to a different___ • the s and p blocks are known as the___ • You can predict a lot about the chemical___ • tool Makes the periodic table invaluable___ • ...
Periodic table crossword 2023-08-25
Across
- on right This is found where___
- tool Makes the periodic table invaluable___
- The man in 1969 who invented the periodic table___
- The atomic number___
- on left This is found where___
- The one to two letter symbol representing an element___
Down
- the s and p blocks are known as the___
- what seven rows are called___
- table Tells all of the elements___
- You can predict a lot about the chemical___
- each row corresponds to a different___
- Most elements are___
12 Clues: The atomic number___ • Most elements are___ • what seven rows are called___ • on left This is found where___ • on right This is found where___ • table Tells all of the elements___ • each row corresponds to a different___ • the s and p blocks are known as the___ • You can predict a lot about the chemical___ • tool Makes the periodic table invaluable___ • ...
Periodic Table Crossword 2022-05-16
Across
- Inventor of the periodic table
- A substance with properties intermediate to metals and non metals
- The group of reactive non-metallic substances on the periodic table
- A substance with high electrical conductivity
Down
- An element that is not metal
- The way the elements are organized
- Wears a lot of sweaters
- uncombined atoms
- negatively charged particle
- negatively charged electrons
10 Clues: uncombined atoms • Wears a lot of sweaters • negatively charged particle • An element that is not metal • negatively charged electrons • Inventor of the periodic table • The way the elements are organized • A substance with high electrical conductivity • A substance with properties intermediate to metals and non metals • ...
Atomic cafe 2024-01-06
Across
- Who made the periodic table
- table something that holds all of the elements
- are the most of the periodic tables elements
Down
- are the same as the atomic number as the atomic number
- Something that is on top of the periodic table
- the least amount of this on the periodic table
- Something that reacts with something else
7 Clues: Who made the periodic table • Something that reacts with something else • are the most of the periodic tables elements • Something that is on top of the periodic table • the least amount of this on the periodic table • table something that holds all of the elements • are the same as the atomic number as the atomic number
Atomic cafe 2024-01-06
Across
- Who made the periodic table
- table something that holds all of the elements
- are the most of the periodic tables elements
Down
- are the same as the atomic number as the atomic number
- Something that is on top of the periodic table
- the least amount of this on the periodic table
- Something that reacts with something else
7 Clues: Who made the periodic table • Something that reacts with something else • are the most of the periodic tables elements • Something that is on top of the periodic table • the least amount of this on the periodic table • table something that holds all of the elements • are the same as the atomic number as the atomic number
Atomic cafe 2024-01-06
Across
- Who made the periodic table
- table something that holds all of the elements
- are the most of the periodic tables elements
Down
- are the same as the atomic number as the atomic number
- Something that is on top of the periodic table
- the least amount of this on the periodic table
- Something that reacts with something else
7 Clues: Who made the periodic table • Something that reacts with something else • are the most of the periodic tables elements • Something that is on top of the periodic table • the least amount of this on the periodic table • table something that holds all of the elements • are the same as the atomic number as the atomic number
Atomic cafe 2024-01-06
Across
- Who made the periodic table
- table something that holds all of the elements
- are the most of the periodic tables elements
Down
- are the same as the atomic number as the atomic number
- Something that is on top of the periodic table
- the least amount of this on the periodic table
- Something that reacts with something else
7 Clues: Who made the periodic table • Something that reacts with something else • are the most of the periodic tables elements • Something that is on top of the periodic table • the least amount of this on the periodic table • table something that holds all of the elements • are the same as the atomic number as the atomic number
Atomic cafe 2024-01-06
Across
- Who made the periodic table
- table something that holds all of the elements
- are the most of the periodic tables elements
Down
- are the same as the atomic number as the atomic number
- Something that is on top of the periodic table
- the least amount of this on the periodic table
- Something that reacts with something else
7 Clues: Who made the periodic table • Something that reacts with something else • are the most of the periodic tables elements • Something that is on top of the periodic table • the least amount of this on the periodic table • table something that holds all of the elements • are the same as the atomic number as the atomic number
Elements and Trends of the Periodic Table 2024-02-13
Across
- What are elements called that are good conductors of heat and electricity, typically found on the left side of the periodic table?
- What term describes elements with properties in between metals and non-metals, often found along the zigzag line on the right side of the periodic table?
- What term is used to describe the vertical columns on the periodic table that classify elements with similar properties?
- Which group of soft, silvery, extremely reactive metals is found in group 1 of the periodic table?
- What name is given to the reactive group of metals found in group 2, including magnesium and calcium?
Down
- What are the horizontal rows on the periodic table called, indicating elements with the same number of electron shells?
- What are the unreactive gaseous elements called that are found in group 18, including helium and neon?
- What term describes elements that are poor conductors of heat and electricity, typically found on the right side of the periodic table?
- Which highly reactive nonmetallic elements are found in group 17, known for being very colorful and corrosive?
9 Clues: Which group of soft, silvery, extremely reactive metals is found in group 1 of the periodic table? • What name is given to the reactive group of metals found in group 2, including magnesium and calcium? • What are the unreactive gaseous elements called that are found in group 18, including helium and neon? • ...
Balancing chemical equations 2021-10-15
10 Clues: end result • things on periodic table • interaction of substances • points from blank to blank • chemicals that mix together • element with atomic number 6 • element with atomic number 8 • two mathematical expressions • quantitative measure of inertia • table contains groups in numbers 1-18
Chemistry Crossword 2016-09-19
Across
- an electrostatic bond between multiple atoms in a compound
- an element in group 1 of the periodic table
- a subatomic particle with far less mass than a proton
- the force holding atoms together
Down
- A mixture of 2 or more metals
- Atoms of an element with the same number of protons and neutrons
- the attractive force between multiple atoms in a compound
- an element in group 18 of the periodic table
- an element in group 17 of the periodic table
- the number of protons in an atoms nucleus
10 Clues: A mixture of 2 or more metals • the force holding atoms together • the number of protons in an atoms nucleus • an element in group 1 of the periodic table • an element in group 18 of the periodic table • an element in group 17 of the periodic table • a subatomic particle with far less mass than a proton • the attractive force between multiple atoms in a compound • ...
Dumas Science crossword burkholder 2017-09-15
Across
- the lightest alkali metal
- An electrically neutral subatomic particle in the nucleus of an atom
- This family on the periodic table consists of Fluorine and 4 other elements
- a chart that lists all of the elements in order of atomic number
- last name of the designer of the periodic table
Down
- Two atoms with different numbers of neutrons are called ______
- represents the number of protons
- negatively charged particles in an atom
- the number of protons doesn't change in a ____
- Hydrogen is a non _____ on the periodic table
10 Clues: the lightest alkali metal • represents the number of protons • negatively charged particles in an atom • Hydrogen is a non _____ on the periodic table • the number of protons doesn't change in a ____ • last name of the designer of the periodic table • Two atoms with different numbers of neutrons are called ______ • ...
Chemistry 2022-05-19
Across
- not evenly mixed together, you can still see the different pieces (ex. salad, or oil and water)
- Organizes elements (created by Mendeleev)
- 2 or more atoms of different elements bonded together.
Down
- vertical columns on the periodic table; elements are similar
- horizontal rows on the periodic table
- Electrons located in the outermost shell; helps figure out which elements can bond
- Cannot be broken down, located on the periodic table.
- Two or more compounds mixed together
- can bend
- Basic unit of an element. Found in everything, living and nonliving.
10 Clues: can bend • Two or more compounds mixed together • horizontal rows on the periodic table • Organizes elements (created by Mendeleev) • Cannot be broken down, located on the periodic table. • 2 or more atoms of different elements bonded together. • vertical columns on the periodic table; elements are similar • ...
elements 2019-09-25
Across
- another name for group
- a horizontal row of elements in the periodic table
- number the number of protons in the nucleus of an atom
- hundred eighteen elements The number of elements on the periodic table
- another name for period
- symbol for atomic mass unit
Down
- any atoms having the same number of protons but a different number of neutrons
- The smallest particle that has the properties of an element
- number the total number of protons and neutrons in the nucleus of an atom
- a vertical column of elements in the periodic table
10 Clues: another name for group • another name for period • symbol for atomic mass unit • a horizontal row of elements in the periodic table • a vertical column of elements in the periodic table • number the number of protons in the nucleus of an atom • The smallest particle that has the properties of an element • ...
chapter 9. Bethany Hicks 2019-09-10
Across
- has 2 protons, 2 neutrons, 2 electrons
- large and heavy like protons and is also located in the nucleus
- another name for columns
- another name for rows
- on the right side of the staircase on the periodic table
- a model with protons neutrons and electrons
Down
- found on the left side of the staircase on the periodic table
- first name of the designer of the periodic table of elements
- very light particals, have a negative charge, move around the nucleus
- much larger and heavier than electrons, have positive charge
10 Clues: another name for rows • another name for columns • has 2 protons, 2 neutrons, 2 electrons • a model with protons neutrons and electrons • on the right side of the staircase on the periodic table • first name of the designer of the periodic table of elements • much larger and heavier than electrons, have positive charge • ...
Chemistry 2023-01-30
Across
- The particles in an atom that have a neutral charge.
- The quantity of matter contained in an atom of an element.
- Tiny particles inside the centre of an atom.
- A negatively charged subatomic particle.
- Name of group 1 in the periodic table.
- Name of group 7 in the periodic table.
Down
- Atoms that have the same number of protons & electrons, but a different number of neutrons.
- Who created the periodic table?
- A substance that combines more than on metal.
- What is it called when a metal & non-metal gives an electron?
10 Clues: Who created the periodic table? • Name of group 1 in the periodic table. • Name of group 7 in the periodic table. • A negatively charged subatomic particle. • Tiny particles inside the centre of an atom. • A substance that combines more than on metal. • The particles in an atom that have a neutral charge. • The quantity of matter contained in an atom of an element. • ...
Chemistry Test Vocab 2022-01-05
Across
- 2 or more substances that are physically combined
- The sum of the number of protons and neutrons
- A neutral particle found in an atom
- A mixture that is universal throughout.
- Most stable family on the periodic table
- The maximum number of electrons that can be held in the second energy level
- A mixture that is not universal throughout (you can see the parts of it).
- Most elements on the periodic table can be classified as
- A positively charged atom
- Protons have a _____ charge
- Atomic number 5
- Type of bond where 2 or more non-metals share electrons
- State of matter in which particles have the most energy
- 2 or more different elements that are chemically combined
- Group of metals on the periodic table that have 2 valence electrons
Down
- Anything that has mass and takes up space
- Protons and _____ are found in the nucleus of an atom.
- An atom with an electrical charge
- Negatively charged particle that orbits the nucleus, found in certain energy levels.
- In the compound H2O there are how many hydrogens?
- Group of electrons that are responsible for chemical bonding
- A negatively charged atom
- The part of an atom that tells you how many protons an element contains.
- Group 17 is called the ________ family. This group has elements with 7 valence electrons
- Number of valence electrons lithium has
- Element that has 6 protons and 6 neutrons.
- The rows on a periodic table are called?
- Type of chemical bond where a metal and a non-metal bond
- State of matter in which molecules have a definite volume but not a definite shape.
- Solids are said to have a definite shape and definite _______.
- Simplest pure substance that cannot be broken down into anything smaller
31 Clues: Atomic number 5 • A negatively charged atom • A positively charged atom • Protons have a _____ charge • An atom with an electrical charge • A neutral particle found in an atom • A mixture that is universal throughout. • Number of valence electrons lithium has • Most stable family on the periodic table • The rows on a periodic table are called? • ...
SCIENCE VOCABULARY 2014-11-09
Across
- A substance that conducts electricity at high temperatures, but not at low temperatures.
- A state of matter that has no definite shape, but has a definite volume.
- Ability of metals and alloys to be rolled or hammered into thin sheets.
- Group of elements that may be solids, liquids, or gases at room temperature and tend to be poor conductors of heat at electricity, and NOT malleable, ductile, or lustrous; most are gases.
- Property of metals and alloys that describe having a shiny appearance or reflective light.
- Measurement of the mass of an object divided by it's volume.
- Elements in Groups 3-12 of the Periodic Table; occur in nature in uncombined elements and include the iron triad and coinage metals.
- Completely nonreactive of nonmetals in Group 18; all are gases at room temperature.
- Any characteristic of material, such as size or shape, that you can observer or attempt to observe without changing the identity of the material.
- Element that typically is a hard, shiny solid, is malleable, and is a good conductor of heat and electricity.
Down
- Maximum amount of a solute that can be dissolved into an amount of solvent at a given temperature.
- Elements that have properties of both metals and nonmetals on the Periodic Table that separate metals from nonmetals along a zigzag line; they are semiconductors.
- The amount of matter in an object
- Any characteristic of a substance, such as flammability, that indicates whether it can undergo a certain chemical change.
- Any metal in Group 2A of the Periodic Table
- The amount of space occupied by an object
- Silvery solids with low densities and low melting points, Found in Group 1
- A form of matter that has a definite shape and volume.
- A form of matter that takes both the shape and volume of it's container.
- Ability of metals or alloys to be pulled into wires.
- Highly reactive nonmetals found in Groups 17 of the Periodic Table.
21 Clues: The amount of matter in an object • The amount of space occupied by an object • Any metal in Group 2A of the Periodic Table • Ability of metals or alloys to be pulled into wires. • A form of matter that has a definite shape and volume. • Measurement of the mass of an object divided by it's volume. • Highly reactive nonmetals found in Groups 17 of the Periodic Table. • ...
Unit 1 Vocabulary 2024-08-29
Across
- a bond formed between nonmetals by sharing electrons
- a mixture of metals
- the substance created during a chemical reaction
- the elements found on the left side of the periodic table
- a bond formed between a metal and nonmetal through transfer of valence electrons
- a substance that is dissolved into a liquid
- the levels that electrons are categorized into
- the name for group 1 metals with 1 valence electron
- the elements of group 17 that react with group 1 metals
- the shiny quality of a material
- a material that poorly allows for electrons to move through it
- the columns of the periodic table where each element has the same valence electron count
- a substance that can dissolve another substance
- a material that allows for the flow of electrons
- unreactive
- the outer most energy level
- a property that determines how easily something breaks
Down
- the ability to be flattened out into sheets
- the elements found on the right side of the periodic table
- the ability to be made into wire
- the name of group 2 metals with 2 valence electrons
- elements of group 18 which have 8 valence electrons
- the ratio of mass per unit of volume
- a substance added to a chemical reaction
- the rows of the periodic table to distinguish the energy level of valence electrons
- a positive subatomic particle
- a liquid that has substance dissolved in to it
- the part of the atom outside the nucleus
- a fear of water
- the speed that a reaction moves forward
- a neutral subatomic particle with a mass of 1 amu
- a negative subatomic particle with no mass
- a substance held together by shared delocalized electrons
- the center of an atom that contains mass
- the least common type of element
35 Clues: unreactive • a fear of water • a mixture of metals • the outer most energy level • a positive subatomic particle • the shiny quality of a material • the ability to be made into wire • the least common type of element • the ratio of mass per unit of volume • the speed that a reaction moves forward • a substance added to a chemical reaction • the part of the atom outside the nucleus • ...
harambe 2016-10-04
8 Clues: stretchy • moldable • table of elements • opposite of metal • opposite of neutrons • when something is shiny • it conducts electricity • a class in the periodic table
Periodic Table Terms 2021-10-20
Across
- gases that are chemically VERY stable. They don't react
- a positive ion
- atomic ____is the distance from nucleus to outside
- All have the same valence electron configuration
- elements like both metals and nonmetals
- _______ earth metals include Mg, Ca, Ba,.....
- Another name for a period. There are 7 on the PT
- amount of energy needed to remove an electron
- A horizontal row on the periodic table
- attraction for shared electrons
Down
- these metals occupy the d sublevel block
- metals have one valence electron...very reactive
- a series in which the 5f sublevel is filled.
- a negative ion
- F,Cl,Br,I
- A vertical column on the periodic table. Elements in these have similar properties.
- in the f block, a series beginning with La
17 Clues: F,Cl,Br,I • a positive ion • a negative ion • attraction for shared electrons • A horizontal row on the periodic table • elements like both metals and nonmetals • these metals occupy the d sublevel block • in the f block, a series beginning with La • a series in which the 5f sublevel is filled. • _______ earth metals include Mg, Ca, Ba,..... • ...
Periodic Table Crossword 2021-11-22
Across
- the nonmetal part of a water molecule (aka H2O)
- this metal's symbol comes from its latin name, ferrum
- element #55
- heaviest metalloid on the table
- the only metal that is a liquid at room temperature
- nonmetal found in group 17
- period B, group 18
- precious metal in group 10
- period 4 metal with more electrons than nickel
Down
- lightest metalloid on the table
- has only one proton
- element Zr
- metal found in group 2 that is also a vitamin
- period 3 nonmetal (used in most pools)
- you can call me Al
- the lightest metal with just 3 electrons
- the only element that is also a coin
17 Clues: element Zr • element #55 • you can call me Al • period B, group 18 • has only one proton • nonmetal found in group 17 • precious metal in group 10 • lightest metalloid on the table • heaviest metalloid on the table • the only element that is also a coin • period 3 nonmetal (used in most pools) • the lightest metal with just 3 electrons • metal found in group 2 that is also a vitamin • ...
Periodic table elements. 2022-11-30
Periodic Table 2 2023-11-02
Across
- The opposite of hard
- There are ____ metals than nonmetals on the periodic table
- The element with the lowest metallic character
- The most metallic element of the following: Iron, Carbon, Neon
- If something is like a metal, it has a ____ metallic character
- If something is not like a metal, it has a _____ metallic character
- These elements are great conductors of electricity
- Metallic Character ___________ from bottom to top
- Metals are found on the _____ side of the table
Down
- Metals are very shiny due to their high
- These elements are poor conductors of electricity
- Synonym for row
- Nonmetals are found on the _____ side of the table
- Metallic Character ___________ from left to right
- The least metallic element of the following: Platinum, Oxygen, Gold
- The element with the highest metallic character
- Synonym for column
17 Clues: Synonym for row • Synonym for column • The opposite of hard • Metals are very shiny due to their high • The element with the lowest metallic character • The element with the highest metallic character • Metals are found on the _____ side of the table • These elements are poor conductors of electricity • Metallic Character ___________ from left to right • ...
The Periodic Table 2024-09-16
Across
- The noble gases are in this group.
- This element has eight protons in its nucleus.
- The rows in the periodic table are called …..
- This element has atomic number six.
- The alkali earth metals are in this group.
- An atomic nucleus contains protons and …..
- Elements can be divided into metals and…..
- Elements in group five have five valence …..
Down
- This element has atomic number seven.
- The columns in the periodic table are called…..
- This element has only one proton in its nucleus.
- An element is defined by the number of ….. in its nucleus.
- Elements in group eight have eight ..... electrons.
- These elements are usually hard, dense and malleable, and they conduct electricity and heat well.
- Elements in period two have two electron …..
- The alkali metals are in group.
- This element has twenty protons in its nucleus.
17 Clues: The alkali metals are in group. • The noble gases are in this group. • This element has atomic number six. • This element has atomic number seven. • The alkali earth metals are in this group. • An atomic nucleus contains protons and ….. • Elements can be divided into metals and….. • Elements in period two have two electron ….. • ...
The Periodic Table 2023-02-26
Across
- A group of atoms bonded together
- electron _______ - The arrangement of electrons in shells around an atom's nucleus
- An electron in the outermost occupied shell of an atom
- A dull, brittle element that does not conduct heat or electricity
- A substance made up of two or more types of atom bonded together
- an element that has properties that are intermediate between those of metals and nonmetals
Down
- electron _____ - A grouping of electrons around the nucleus of an atom
- An atom or molecule with a net charge
- a row in the periodic table
- A shiny, malleable element that conducts heat and electricity
- A metalloid with an electron configuration 2,8,4
- A column in the periodic table
- ______ gas - A group of elements that are non-reactive due to full valence shell
- An element with an atomic number of 12
- An element in group 18, period 2
- A particle with no net charge
- An element with 9 protons
17 Clues: An element with 9 protons • a row in the periodic table • A particle with no net charge • A column in the periodic table • A group of atoms bonded together • An element in group 18, period 2 • An atom or molecule with a net charge • An element with an atomic number of 12 • A metalloid with an electron configuration 2,8,4 • ...
Periodic table elements. 2025-02-24
The Periodic Table 2025-11-17
Across
- group 17 very reactive
- part metal & part non-metal
- vertical column
- negatively charged ion
- poor conductor of heat & electricity
- elements that are found in group 3-12
- Russian table maker
- Group 2 to reactive to exist in nature
Down
- group 18 Nonreactive
- positively charged ion
- Group 1 extreme reactivity
- energy required to remove an electron from an atom
- Between group 3-4 similar reactivity to group 2
- horizontal row
- group of bonded atoms
- Between group 3-4 Radioactive
- good conductor of heat & electricity
17 Clues: horizontal row • vertical column • Russian table maker • group 18 Nonreactive • group of bonded atoms • positively charged ion • group 17 very reactive • negatively charged ion • Group 1 extreme reactivity • part metal & part non-metal • Between group 3-4 Radioactive • poor conductor of heat & electricity • good conductor of heat & electricity • elements that are found in group 3-12 • ...
Atoms, Elements, Compounds and mixtures 2020-09-02
Across
- name of row in the Periodic Table
- the nickname of elements
- number of protons in the nucleus of an atom
- the 1st group containing the element of France!
- can bend without breaking
- the separation process using evaporation and condensation
- the opposite of homogeneous
- an extremely reactive group
- can switch properties of the 2 categories of the Periodic Table
- transfer energy
- 2 or more substances not chemically bonded
- to separate using iron, cobalt nickel or any of it's other forms
- the group that is noble it never reacts!
- when heavy particles settle down
- +
- the odd one out in metals in state of matter
- the universal solvent
- name of column in the Periodic Table
- 2 or more substances chemically joint
- a display of elements
- the ability of a solvent to dissolve a solute
- when something in a gaseous state turns into a liquid
- something that dissolves other materials
- the element with no place
Down
- what is made in a chemical reaction
- the 'building blocks' of matter
- scientist who developed the Periodic Table
- 2nd group of which calcium comes from
- bling as well as mobile phones
- a process of separation using a funnel
- the approximate number of naturally found elements
- what change in a chemical reaction
- when substances mix completely
- separate using your hands
- made of the same building blocks
- something that is dissolved by a solute
- the separation of colours
- on the fence
- ring a bell, then find out!
- compound formed when an element reacts with O
- essential for wires
- opposite of conductor
- a substance that can't be dissolved by a solvent
- when flow,create major source of power used right now!!
- glass is the best example
45 Clues: + • on the fence • transfer energy • essential for wires • the universal solvent • a display of elements • opposite of conductor • the nickname of elements • can bend without breaking • separate using your hands • the separation of colours • glass is the best example • the element with no place • the opposite of homogeneous • an extremely reactive group • ring a bell, then find out! • ...
More about Matter 2021-02-15
Across
- theory, The body of theory which explains the the physical properties of matter.
- A stable subatomic particle found in all atoms.
- A set of elements occupying a column in the periodic table.
- A substance that cannot be broken down into any other substance.
- Tiny things matter is made up of.
- The property of matter and radiation which is manifest as a capacity to perform work .
- A stable subatomic particle occurring in all atomic nucleus.
- ,Anything that has mass and takes up space.
- An element or substance that is not a metal.
- Smallest unit of ordinary matter that forms chemical element.
- A metal made by combining two or more metallic elements.
- metal, They are very reactive metals forming strongly alkaline hydroxides.
- A group of atoms bonded together.
- A thing that is composed of two or more separate elements.
- An element whose properties are either metals and solid non-metals or semiconductors.
- A chemical notation of one or two letters representing a chemical element.
Down
- A set of elements occupying a horizontal row in the periodic table.
- Tiny particle found in the center of the atom along with the proton.
- The singular of nuclei.
- The amount of a substance in a defined space.
- number, Another name for atomic number.
- table, A tab arranged by increasing atomic number.
- , Reactive non-metallic elements that form strongly acidic compound.
- The movement of a solvent.
- number, The total number of protons and neutrons in a nucleus.
- earth, Any of the elements occupying Group IIA (2) of the periodic table.
- A solid material which is typically hard and shiny.
- number, The number of protons in the nucleus of an atom.
- The act of spreading or allowing to spread freely.
- atomic, Smaller than or occurring within an atom.
30 Clues: The singular of nuclei. • The movement of a solvent. • Tiny things matter is made up of. • A group of atoms bonded together. • number, Another name for atomic number. • ,Anything that has mass and takes up space. • An element or substance that is not a metal. • The amount of a substance in a defined space. • A stable subatomic particle found in all atoms. • ...
Periodic Table Test Review 2021-02-24
Across
- A term used to describe a material that can be pulled out into a long wire
- A material that does not allow heat or electricity to move through it easily
- Smallest particle of an element that still has the properties of that element
- Easily broken; not flexible
- Vertical column of elements in the periodic table with similar properties
- Elements that are good conductors of electric current and heat
- The way a substance reflects light from its surface
- Something that can be hammered out into thin sheets
- Elements that have low conductivity, are not ductile, not malleable, brittle, and/or dull; some are a gas at room temp
- A horizontal row of elements in the periodic table whose properties change in predictable ways
- A number, usually a decimal, of the average mass of all the isotopes of an element. Also called a Mass Number
- The ability of an object to transfer heat or electricity to another object
- A subatomic particle that has a positive charge and that is found in the nucleus of an atom
Down
- A region around the nucleus of an atom where electrons are found
- A subatomic particle that has no charge and that is found in the nucleus of an atom
- Center of an atom, where the protons and neutrons are found
- A whole number that indicates the number of protons in each atom of the element
- A pure substance made of only one kind of atom; appears on the Periodic Table
- Elements that have properties of both metals and nonmetals
- Two or more atoms bonded together; can be multiple elements or the same kind of element
- A subatomic particle that has a negative charge and is found outside the nucleus
- Table A chart of the elements showing the repeating pattern of their properties
22 Clues: Easily broken; not flexible • The way a substance reflects light from its surface • Something that can be hammered out into thin sheets • Elements that have properties of both metals and nonmetals • Center of an atom, where the protons and neutrons are found • Elements that are good conductors of electric current and heat • ...
Chemistry Semester 1 Vocab 2023-01-30
Across
- Unstable isotopes that spontaneously are called ___________.
- 6.022x10^23 copies an atom or molecule.
- Elements like carbon, nitrogen, and oxygen on the right hand side of the periodic table.
- The unequal distribution of charge in a polar molecule is called a ________, meaning "two poles".
- A positively charged subatomic particle.
- A column in the periodic table.
- One copy of a covalent compound.
- A 3 dimensional region around the nucleus where an electron is likely to be found.
- The strength of attraction between an atom and a pair of bonding electrons.
- The range of wavelengths that light can have.
- When two nuclei combine to make a larger nucleus.
- A neutrally charged subatomic particle.
- The smallest unit of matter that maintains an element's chemical properties.
- Most of the elements of the periodic table fit into this category.
- The highest energy state of matter.
- The type of radiation that carries enough energy to break chemical bonds and damage DNA.
Down
- The amount of time it takes for 50% of a radioactive substance to decay.
- The attraction to a sea of shared electrons that are free to move between atoms is called a _______ bond.
- A row in the periodic table
- A chemical bond in which no electrons are shared.
- The type of force that attracts electrons to the nucleus.
- A negatively charged subatomic particle.
- Where more than 99% of an atom's mass is located.
- Forces between molecules are called _________ forces.
- The sharing of a pair of electrons between two atoms.
- When a nucleus splits into 2 or more smaller nuclei.
- A list of the atoms in a compound.
- One copy of an ionic compound.
- In a ________ covalent bond, electrons are shared unequally.
- A particle of light.
- Two electrons that share the same orbital must have opposite _______.
31 Clues: A particle of light. • A row in the periodic table • One copy of an ionic compound. • A column in the periodic table. • One copy of a covalent compound. • A list of the atoms in a compound. • The highest energy state of matter. • 6.022x10^23 copies an atom or molecule. • A neutrally charged subatomic particle. • A negatively charged subatomic particle. • ...
Chem Review Nov 2012 2012-11-16
Across
- planetary theory of electrons
- elements which are heavier than uranium
- this elements symbol is K
- used to describe an atoms outermost electrons
- he used dots to represent electrons
- describes the spectrum of hot, glowing bodies such as the sun
- when an polyatomic ion or compound has more than one representative Lewis dot structure
- the synthetic (man-made) element in period 5.
- bromine is a member of this group of "salt-formers"
- won the Nobel Prize for explaining the photoelectric effect
- most of the mass of an atom is located here
- elements which are heavier than the actinides
- the same element, but the number of neutrons differ
- describes most of the volume of an atom
- bonds formed between metals and nonmetals
- experiment that proved the existence of the nucleus (2 words)
- the series in the periodic table which contains uranium
- this element can form multiple bonds with itself as well as other atoms
- experiment to measure charge to mass ratio of the electron (2 words)
- positively charged particle in the nucleus
- particle in the nucleus with no charge
- the molecular shape of carbon dioxide
Down
- discovered the electron
- the biological polymer formed from amino acid monomers
- device used to discover the electron (3 words)
- the series in the periodic table which contains Gd
- Thomson's model for the atom (2 words)
- bonds formed by sharing electrons
- discovered the nucleus
- the rows on the periodic table
- measured the charge to mass ration of the electron
- the most electronegative element
- this element is not a metal, but its position on the periodic table is with the metals
- the type of spectrum produced by low pressure emission tubes subjected to a high voltage
- the "h" in E=hv is named after this scientist
35 Clues: discovered the nucleus • discovered the electron • this elements symbol is K • planetary theory of electrons • the rows on the periodic table • the most electronegative element • bonds formed by sharing electrons • he used dots to represent electrons • the molecular shape of carbon dioxide • Thomson's model for the atom (2 words) • particle in the nucleus with no charge • ...
Chemistry Crossword Assignment 2015-11-19
Across
- combination of pure substances.
- change of state from a solid to a liquid.
- ability of a substance to conduct electricity or heat.
- a reaction that takes place when two or more substances react to form new substances.
- an experiment in which all reactants and all products of a chemical reaction are accounted for.
- positively charged particle in the nucleus of an atom
- an experiment in which one or more products of a chemical reaction can escape.
- mass of one atom of an element calculated from the total number of protons,neutrons ,and electrons of that atom (measured in amu.)
- substance that reacts with another substance or substances in a chemical reaction to create new substances with different properties.
- pure substance that cannot be broken down into other substances.
- Workplace Hazardous Materials Information System; a system of easy-to-see warning symbols on hazardous materials
- vertical column of elements in the periodic table.
- invisible negatively charged particle that orbits the nucleus of an atom
Down
- pure substances formed when non-metals combine.
- atom that has become electrically charged because it has lost or gained electrons.
- number of protons in the nucleus of one atom of an element.
- group 1 elements in the periodic table, not include hydrogen; the most reactive of the metals.
- group 17 elements in the periodic table; the most reactive non-metals.
- substance that helps a chemical reaction to proceed more quickly.
- description of a substance that can be pounded or rolled into sheets.
- new substance produced in a chemical reaction between reactants.
- a slow chemical change change that occurs when oxygen in air reacts with a metal
- horizontal row of elements in the periodic table.
- a chemical combination of two or more elements in a specific ratio
- neutral particle in the nucleus of an atom.
25 Clues: combination of pure substances. • change of state from a solid to a liquid. • neutral particle in the nucleus of an atom. • pure substances formed when non-metals combine. • horizontal row of elements in the periodic table. • vertical column of elements in the periodic table. • positively charged particle in the nucleus of an atom • ...
CHEMISTRY 2025-05-14
Across
- A unit for showing masses of atoms, molecules, or particles.
- This allows us to change the units used to express a value
- A type of matter with molecules that easily flow around
- Horizontal rows in the periodic table are also called periods.
- Groups in the periodic table such as alkali metals, alkaline earth metals, or transition metals etc.
- Located on the top right of the periodic table
- Mass, The mass in grams of 1 mole of a substance
- Solutions that depend on concentration of particles, not their identity
- Taking in energy such as heat or light
- A theory that states that reactions occur when a molecule collides with energy
- A type of matter with molecules arranged in repeating patterns
- The transformation of a substance into a new one with different properties
- Inside the nucleus with a positive charge & weighs 1 AMU
- A different amount of electrons and protons = a charged atom
- Outside nucleus with a negative charge
Down
- 6.022 x 10^23
- A mixture of solute and solvent
- Inside the nucleus with no charge
- How a substance behaves and reacts during a chemical reaction.
- Characteristics of a substance that can be observed without changing its composition
- Gay-Lussac's law measures the temperature and pressure of what matter?
- Atoms with the same number of protons, but a different number of neutrons
- The amount of area that is exposed so it is able to react
- A substance that increases the rate of a chemical reaction
- Releasing energy such as heat or light
- Ratio, Mole to Mole uses this as a conversion factor
- An attraction between atoms that holds them together
- How to find the ratios of reactants and products in a chemical reaction
- Located on the left side and center of the periodic table
- Located on the outermost electron shell
30 Clues: 6.022 x 10^23 • A mixture of solute and solvent • Inside the nucleus with no charge • Releasing energy such as heat or light • Taking in energy such as heat or light • Outside nucleus with a negative charge • Located on the outermost electron shell • Located on the top right of the periodic table • An attraction between atoms that holds them together • ...
The Best Ding Dang Darn Periodic Table Crossword You've Ever Seen!! 2019-01-27
Across
- This smart guy was the creator of the periodic table
- Oopsie! These types of elements are very brittle and poor conductors of heat.
- Its atomic number is 8, and is 21% of the atmosphere
- These elements are so special, they all belong in Group 17.
- A combination of two elements creates a...?
- gas These elements are unable to react with other elements
- This particle will always have a positive electric charge. Such a nice particle!
- Is a part of the alkali metals and its atomic number is 8
- A transition metal that is in group 8
- With the atomic number 2, this odorless gas can make you voice sound real funny!
Down
- The only nonmetal on the left side of the periodic table.
- Be careful or your feelings may get hurt! This particle has a negative charge.
- These elements like to live on a staircase!
- Is the most abundant metal in the earth's crust, and its atomic number is 13
- Poor particle, it has no charge at all!
- Earth The second most reactive elements
- The periodic table was made to arrange these
- Number The number of protons in the nucleus of an atom
- Highly ductile and malleable, conductors of heat. Bring on the heat!
19 Clues: A transition metal that is in group 8 • Poor particle, it has no charge at all! • Earth The second most reactive elements • These elements like to live on a staircase! • A combination of two elements creates a...? • The periodic table was made to arrange these • This smart guy was the creator of the periodic table • Its atomic number is 8, and is 21% of the atmosphere • ...
Periodic Table 2014-05-28
11 Clues: has symbol Fe • has atomic mass 19 • has atomic mass 27 • has atomic mass 24 • has atomic number 1 • has atomic mass 197 • has atomic number 6 • has atomic number 29 • has atomic number 47, symbol is Ag • has atomic number 19 and atomic mass 39 • in Canada the 5 cent coin is made of this, Ni
Periodic Table 2023-03-30
Across
- columns on a periodic table
- the ability to attract electrons
- good conductors
Down
- electrons located on outermost shell are called
- Atomic ____ is the amount of protons in an element
- good insulators
- rows on a periodic table
- letter(s) used to identify the element
- what the element is called
- Atomic ____ is what the size is based on
- Atomic ___ is the weight of protons and neutrons combined
11 Clues: good insulators • good conductors • rows on a periodic table • what the element is called • columns on a periodic table • the ability to attract electrons • letter(s) used to identify the element • Atomic ____ is what the size is based on • electrons located on outermost shell are called • Atomic ____ is the amount of protons in an element • ...
periodic table 2020-12-17
Across
- - Each row represents one period; the period number of an element indicates how many of its energy levels house electrons
- - Metals are located on the left of the periodic table, and nonmetals are located on the upper right they are good conductors of electricity
- metal - they are very reactive, electropositive, monovalent metals forming strongly alkaline hydroxides.
- gases - exhibit great stability and extremely low reaction rates
- metal A nonmetal is an element that is generally a poor conductor of heat and electricity.
- - A group of electrons circulating around a nucleus or a molecule
Down
- - elements with properties intermediate between metals and nonmetals.
- electron - a single electron or one of two or more electrons in the outer shell of an atom that is responsible for the chemical properties of the atom.
- earth metals - they are very reactive, electropositive, monovalent metals forming strongly alkaline hydroxides.
- - They are reactive nonmetallic elements that form strongly acidic compounds with hydrogen from which simple salts can be made.
- level - Each row represents an energy level. The elements in each column share similar properties and the same number of valence electrons
11 Clues: gases - exhibit great stability and extremely low reaction rates • - A group of electrons circulating around a nucleus or a molecule • - elements with properties intermediate between metals and nonmetals. • metal A nonmetal is an element that is generally a poor conductor of heat and electricity. • ...
Periodic Table 2023-05-19
Across
- is usually a shiny solid
- electron outermost energy level of an atom
- arrangement of chemical elements by atomic number
- deterioration of metals caused by the action of air
- a mixture container 2 or more metallic elements
Down
- susceptibility to chemical change
- particle with negative charge
- smallest component of an element
- positive charge
- chemically gaseous element helium group
- has the same atomic number, different number of neutrons
11 Clues: positive charge • is usually a shiny solid • particle with negative charge • smallest component of an element • susceptibility to chemical change • chemically gaseous element helium group • electron outermost energy level of an atom • a mixture container 2 or more metallic elements • arrangement of chemical elements by atomic number • ...
Periodic Table 2023-08-25
Across
- on a square, above the chemical symbol is the
- orbital being filled is. On the far right are the
- metallic elements are typically
- came up with the idea of listing the elements in order of increasing
- the element in a group have similar chemical
- of heat or electricity
Down
- which is on the upper left
- of the element and below the symbol are the full name of the element and its
- a vertical column of elements is called a[n]
- elements had been discovered in the mid-1800s. they did t know about
- we now know that s because they have similar valence
- mass almos simultaneously,L.
12 Clues: of heat or electricity • which is on the upper left • mass almos simultaneously,L. • metallic elements are typically • a vertical column of elements is called a[n] • the element in a group have similar chemical • on a square, above the chemical symbol is the • orbital being filled is. On the far right are the • we now know that s because they have similar valence • ...
Periodic table 2025-02-11
periodic table 2024-12-18
Metal Types Crossword 2021-11-30
Across
- Decayed Iron
- Type of Metal with Iron
- Metal that changed the world forever
- How far it can stretch before breaking
- Iron mixed with Carbon
- Type of Element on Periodic Table starting with N
- Type of Element starting with T
- An Element starting with M
Down
- An Element of the Periodic Table starting with C
- Burning to Red Heat and letting it cool down
- Quenching then reheating until it slightly changes colour
- Ability to stretch
- Burning to Red Heat then quickly cooling
- word for Iron in Latin
- How iron is found in the mines
- a metal that is created by combining multiple metallic substances
16 Clues: Decayed Iron • Ability to stretch • word for Iron in Latin • Iron mixed with Carbon • Type of Metal with Iron • An Element starting with M • How iron is found in the mines • Type of Element starting with T • Metal that changed the world forever • How far it can stretch before breaking • Burning to Red Heat then quickly cooling • Burning to Red Heat and letting it cool down • ...
Physical and Chemical Change 2023-03-02
Across
- pure substance composed of one type of atom.
- carry a positive electric charge.
- Amount of protons in an atom.
- A gas transforming into a solid.
- cluster at the centre of an atom.
- When a liquid transforms into a solid.
- describes an element.
Down
- move in the space outside the nucleus.
- A solid transforming into a gas.
- When a liquid transforms into a gas.
- have mass but no electrical charge.
- The average mass of atoms in an element.
- Horizontal rows of a periodic table.
- Vertical columns of a periodic table.
- When a solid becomes a liquid.
- When a gas becomes a liquid.
16 Clues: describes an element. • When a gas becomes a liquid. • Amount of protons in an atom. • When a solid becomes a liquid. • A solid transforming into a gas. • A gas transforming into a solid. • carry a positive electric charge. • cluster at the centre of an atom. • have mass but no electrical charge. • When a liquid transforms into a gas. • Horizontal rows of a periodic table. • ...
periodic 2024-01-24
Across
- Found along the 'staircase'. Have properties of both metals and nonmetals
- brittle , dull, poor conductors of heat and electricity; located on the right side of the periodic table
- vertical columns on the periodic table that have common
- Positively charged particle in the nucleus of an atom
- Also known as families
- of an atom
Down
- A tiny, negatively charged particle that moves around the
- the smallest unit of an element that maintains the properties of that element
- of an atom
- horizontal rows on the periodic table
- A subatomic particle that is neutral and that is found in the
- pure substance that consists entirely of one type of atom
12 Clues: of an atom • of an atom • Also known as families • horizontal rows on the periodic table • Positively charged particle in the nucleus of an atom • vertical columns on the periodic table that have common • A tiny, negatively charged particle that moves around the • pure substance that consists entirely of one type of atom • ...
The Best Ding Dang Darn Periodic Table Crossword You've Ever Seen!! 2019-01-27
Across
- The only nonmetal on the left side of the periodic table. You special snowflake
- These elements like to live on a staircase!
- Oopsie! These types of elements are very brittle and poor conductors of heat.
- Earth The second most reactive elements
- This particle will always have a positive electric charge. Such a nice particle!
- These elements are so special, they all belong in Group 17.
- Highly ductile and malleable, conductors of heat. Bring on the heat!
- The periodic table was made to arrange these
- Its atomic number is 8, and is 21% of the atmosphere
Down
- This smart guy was the creator of the periodic table
- A combination of two elements creates a...?
- Is the most abundant metal in the earth's crust, and its atomic number is 13
- Is a part of the alkali metals and its atomic number is 8
- Number The number of protons in the nucleus of an atom
- A transition metal that is in group 8
- Be careful or your feelings may get hurt! This particle has a negative charge.
- gas These elements are unable to react with other elements
- With the atomic number 2, this odorless gas can make you voice sound real funny!
- Poor particle, it has no charge at all!
19 Clues: A transition metal that is in group 8 • Earth The second most reactive elements • Poor particle, it has no charge at all! • A combination of two elements creates a...? • These elements like to live on a staircase! • The periodic table was made to arrange these • This smart guy was the creator of the periodic table • Its atomic number is 8, and is 21% of the atmosphere • ...
atoms 2023-03-22
Across
- the center of an atom
- particle that has a negative (-) charge and is found outside the nucleus
- Russian chemist who created the periodic table (page 61)
- place in an electron cloud where an electron is most likely to be found
- the number of protons in the nucleus of an atom
- Atoms of two or more elements can join together to form ________. (page 54)
- Atoms cannot be created or ____________. (page 54)
- particle that has no charge and is found inside the nucleus
- the smallest part of an element that can be identified as that element
Down
- shortened way of writing the name of an element
- substance that cannot be chemically broken down into simpler substances
- total mass of the protons and neutrons in an atom, measured in mass units (AMU)
- particle that has a positive (+) charge and is found inside the nucleus
- Greek philosopher who first suggested the idea of the atom (page 54)
- number of protons and neutrons in the nucleus of an atom
- Atoms of the same element are exactly ________. (page 54)
- vertical (up and down) column of elements in the periodic table
- horizontal (side to side) row of elements in the periodic table
- English chemist who proposed the Atomic Theory (page 54)
19 Clues: the center of an atom • shortened way of writing the name of an element • the number of protons in the nucleus of an atom • Atoms cannot be created or ____________. (page 54) • Russian chemist who created the periodic table (page 61) • number of protons and neutrons in the nucleus of an atom • English chemist who proposed the Atomic Theory (page 54) • ...
Chemistry Crossword Study Guide 2016-02-09
Across
- row of elements from the far left side of table (1-7)
- number of protons and electrons in a element
- substance that is changed or reacted against the reaction
- smallest particle in a chemical property
- substance that is manufactured for sale
- carries neutral charge
- can be changed into another form of the three states of matter
- column of elements from top left of the periodic table(1-18)
- absorbed energy to cool things down
- carries negative charge
- smallest part of atom
- elements that are not metals (gases/etc)
- center of an atom
Down
- released energy to form into heat
- electron outer most orbital
- thin coat of another substance to put on something (pennies lab)
- 1st person to create the Periodic Table Of Elements
- mass of a molecule from atom/element
- set of protons/electrons
- carries positive charge
- far right of table, not reactive
- has unique conducting properties mostly in computers
- two or more different elements combined
- two or one letter(s) defying the element
- substance made naturally or by mankind
- Most elements are this
26 Clues: center of an atom • smallest part of atom • carries neutral charge • Most elements are this • carries positive charge • carries negative charge • set of protons/electrons • electron outer most orbital • far right of table, not reactive • released energy to form into heat • absorbed energy to cool things down • mass of a molecule from atom/element • ...
Key Term Review Chemistry 2024-05-08
Across
- found in Groups 1, 2 and the transition block (on the left hand side of the periodic table)
- bonding found between a metal and a non metal
- positive particle found in nucleus
- neutral particle found in nucleus
- found in groups 4-8 (right hand side of periodic table)
- number of protons only (2 words no space)
- bonding found between 2 or more non metals
- neutrons + protons (2 words no space)
- a row across the table
- when an atom gains an electron to become an ion it becomes
- when an atom loses an electron to become an ion it becomes
- describes what happens to pairs of electrons in a covalent bond
Down
- a positive ion
- negative particle with no mass
- a column down the table
- number of electrons in second and third shell
- centre of the atom
- metal found in group 1 in the 3rd period
- a negative ion
- describes what happens to electrons in an ionic bond
- Group 7 gas found in the 3rd period
- number of electrons the first shell can hold
- where electrons can be found
23 Clues: a positive ion • a negative ion • centre of the atom • a row across the table • a column down the table • where electrons can be found • negative particle with no mass • neutral particle found in nucleus • positive particle found in nucleus • Group 7 gas found in the 3rd period • neutrons + protons (2 words no space) • metal found in group 1 in the 3rd period • ...
BioChem 2020-01-18
20 Clues: O • S • Ne • Xe • In • Au • Exit • Block • Water • Carbon • Protein • Neutral • Negative • Positive • A challenge • Peanutbutter • S-shaped curve • J-Shaped curve • 6.02x10 to the 23 • Big number on the periodic table
Vocabulary Chapter 4 2023-10-17
Across
- the electrons in the outermost energy level of a neutral atom.
- They have one valence electron, which they can easily lose to form a 1+ cation
- a set of elements in the same column on the periodic table.
- the properties of the elements vary in a periodic way with their atomic numbers.
- the distance from the center of an atom’s nucleus to the electrons in its outermost energy level. T
- These elements each have seven valence electrons.
- These groups are also named for the first element in each family.
- consists of the element’s chemical symbol surrounded by the atom’s valence electrons.
- These elements typically have four or more valence electrons and do not exhibit the general properties of metals.
Down
- They typically have two valence electrons, and so they form 2+ cations.
- Almost 80% of elements are metals, which have few valence electrons.
- They each have two valence electrons, which they tend to lose, making them 2+ cations.
- The measure of an element’s ability to attract and hold electrons when bonded to other atoms
- These elements have characteristics between those of metals and nonmetals.
- a table of the chemical elements arranged in a way that displays their periodic properties in relationship to their atomic numbers.
- The elements in this group have eight valence electrons
- a row on the periodic table
- a set of elements in the same column on the periodic table.
- Most of these elements have one or two valence electrons
19 Clues: a row on the periodic table • These elements each have seven valence electrons. • The elements in this group have eight valence electrons • Most of these elements have one or two valence electrons • a set of elements in the same column on the periodic table. • a set of elements in the same column on the periodic table. • ...
The Periodic Table & Elements 2024-11-26
Across
- A one- or two-letter abbreviation for an element.
- A metal found in the center of the periodic table.
- Atoms of the same element with different numbers of neutrons.
- A group of atoms bonded together.
- A pure substance made of only one type of atom.
- An element that is not shiny and is poor at conducting heat and electricity.
Down
- An unreactive element in Group 18 of the periodic table.
- An element that is shiny, conductive, and malleable.
- The number of protons in an atom's nucleus.
- A chart organizing all known elements by their properties.
- A highly reactive element in Group 17 of the periodic table.
- A substance made of two or more different elements chemically combined.
12 Clues: A group of atoms bonded together. • The number of protons in an atom's nucleus. • A pure substance made of only one type of atom. • A one- or two-letter abbreviation for an element. • A metal found in the center of the periodic table. • An element that is shiny, conductive, and malleable. • An unreactive element in Group 18 of the periodic table. • ...
Chemistry Definitions 2024-06-12
Across
- part or aspect of something abstract, especially one that is essential or characteristic.
- The scientific study of the properties and behavior of matter.
- Set of elements located in adjacent element groups.
- subatomic particle with a positive electrical charge.
- Takes up space and can be weighed.
- The basic unit of a chemical element.
- The total mass of particles of matter in an atom.
- A table in which the chemical elements are arranged in order of increasing atomic number.
- An elementary particle that has a negative charge of electricity and travels around the nucleus of an atom.
Down
- type of cell that receives and sends messages from the body to the brain and back to the body.
- Representation of chemical elements using one or two letters.
- The horizontal rows of the periodic table.
- an atom or molecule with a net electric charge due to the loss or gain of one or more electrons.
- The number of protons in the nucleus of an atom, which determines the chemical properties of an element and its place in the periodic table.
- The smallest particle of a substance that has all of the physical and chemical properties of that substance.
- A column in the periodic table of the chemical elements.
16 Clues: Takes up space and can be weighed. • The basic unit of a chemical element. • The horizontal rows of the periodic table. • The total mass of particles of matter in an atom. • Set of elements located in adjacent element groups. • subatomic particle with a positive electrical charge. • A column in the periodic table of the chemical elements. • ...
The Best Ding Dang Darn Periodic Table Crossword You've Ever Seen!! 2019-01-27
Across
- A transition metal that is in group 8
- This particle will always have a positive electric charge. Such a nice particle!
- Earth The second most reactive elements
- The periodic table was made to arrange these
- Is a part of the alkali metals and its atomic number is 8
- These elements are so special, they all belong in Group 17.
- With the atomic number 2, this odorless gas can make you voice sound real funny!
- Poor particle, it has no charge at all!
- This smart guy was the creator of the periodic table
- Number The number of protons in the nucleus of an atom
Down
- A combination of two elements creates a...?
- Its atomic number is 8, and is 21% of the atmosphere
- Be careful or your feelings may get hurt! This particle has a negative charge.
- Highly ductile and malleable, conductors of heat. Bring on the heat!
- gas These elements are unable to react with other elements
- Is the most abundant metal in the earth's crust, and its atomic number is 13
- The only nonmetal on the left side of the periodic table. You special snowflake
- These elements like to live on a staircase!
- Oopsie! These types of elements are very brittle and poor conductors of heat.
19 Clues: A transition metal that is in group 8 • Earth The second most reactive elements • Poor particle, it has no charge at all! • A combination of two elements creates a...? • These elements like to live on a staircase! • The periodic table was made to arrange these • Its atomic number is 8, and is 21% of the atmosphere • This smart guy was the creator of the periodic table • ...
Atoms 2025-10-03
Across
- Atoms of the same element with different numbers of neutrons
- Tiny negatively charged particles that orbit the nucleus
- number Total count of protons and neutrons in an atom
- mass Average mass of an element’s atoms considering its isotopes
- A vertical column on the periodic table with elements that behave similarly
- mass unit Unit used to measure the mass of atoms about one proton
- Neutral particles in the nucleus that add mass but no charge
- Small dense center of an atom holding protons and neutrons
Down
- atomic theory Early idea that matter is made of tiny, indivisible particles named after John Dalton
- Positively charged particles in the nucleus that define the element
- table Chart that arranges elements by atomic number and similar properties
- A horizontal row on the periodic table
- ray Beam used in old experiments that showed electrons exist
- The smallest unit of an element that still has its properties
- number Number of protons in an atom that identifies the element
15 Clues: A horizontal row on the periodic table • Tiny negatively charged particles that orbit the nucleus • number Total count of protons and neutrons in an atom • Small dense center of an atom holding protons and neutrons • Atoms of the same element with different numbers of neutrons • Neutral particles in the nucleus that add mass but no charge • ...
Alex will get 0% in chemistry 2022-05-06
Across
- tenth element from periodic table
- forty seventh element from periodic table
- nitrate zinc plus nitrogen
- third element from periodic table
Down
- highest reactive metal
- this will produce aluminium oxide when you add with oxygen
- it rust slowly in cold water
- No reaction with cold or hot water, very shiny and expensive
8 Clues: highest reactive metal • nitrate zinc plus nitrogen • it rust slowly in cold water • tenth element from periodic table • third element from periodic table • forty seventh element from periodic table • this will produce aluminium oxide when you add with oxygen • No reaction with cold or hot water, very shiny and expensive
Chemistry 2022-05-19
Across
- A molecular formula shows the types and numbers of atoms combined in a single molecule of a molecular compound.
- the attraction between two or more atoms that allows them to be able to form a stable chemical compound.
- Cationic and _______ radii decrease across a period.
- the p block includes all of the nonmetals except hydrogen and ______.
- All six of the __________ are also in the p block.
- The elements of Group 2 of the periodic table are called the alkaline-_____ metals.
- The elements of Group 1 of the periodic table are known as the _____ metals.
- has just three valence electrons, which tends to form bonds in which it is surrounded by six electrons.
- All matter is composed of extremely small particles called?
- is a unique element.
- a chemical compound containing elements in exactly the same proportions by mass regardless of the size or source of the compound.
- Red Atoms of different elements combine are known as?
- The energy change that occurs when an electron is acquired by a neutral atom is called the atom’s ___________.
- A ________ formula indicates the relative numbers of atoms of each kind in a chemical compound by using atomic symbols and numerical subscripts.
- states that the physical and chemical properties of the elements are periodic functions of their atomic numbers.
- two nuclei and two electrons _____ each other.
Down
- if two or more different compounds are composed of the same two elements, then the ratio of the masses of the second element combined with a certain mass of the first element is always a ratio of small whole numbers.
- ______ is used to form chemical compounds.
- A chemical compound whose simplest units are molecules is called a _________ compound.
- The first row of the f block are known as?
- is the energy required to break a chemical bond and form neutral isolated atoms.
- The second row of the f block are known as?
- Repeating patterns are referred to as ________.
- electron of one atom and proton of the other atom _______ one another.
- The p-block elements together with the s-block elements are called the __________ elements.
- is a measure of the ability of an atom in a chemical compound to attract electrons from another atom in the compound.
- Atoms cannot be __________, created, or destroyed.
- A ________ is a neutral group of atoms that are held together by covalent bonds.
- is an arrangement of the elements in order of their atomic numbers so that elements with similar properties fall in the same column, or group.
- In the periodic table, the f-block elements are wedged between Groups 3 and 4 in the sixth and ______ periods.
30 Clues: is a unique element. • ______ is used to form chemical compounds. • The first row of the f block are known as? • The second row of the f block are known as? • two nuclei and two electrons _____ each other. • Repeating patterns are referred to as ________. • All six of the __________ are also in the p block. • Atoms cannot be __________, created, or destroyed. • ...
Periodic table and its trend 2025-05-07
Across
- How likely an element is to undergo a chemical reaction
- The weighted average mass of an element’s atoms
- A vertical column in the periodic table
- Group 2 elements, reactive but less so than Group 1
- Group 18 elements, nonreactive and stable
- The ability of an atom to attract electrons
- An element that is dull, brittle, and a poor conductor
Down
- Elements in groups 3-12,
- Group 1 elements, very reactive
- A table that organizes elements by atomic number and properties
- An element with properties of both metals and nonmetals
- An element that is shiny, malleable, and conducts electricity
- A horizontal row in the periodic table
- Group 17 elements, very reactive nonmetals
- The number of protons in an atom’s nucleus
15 Clues: Elements in groups 3-12, • Group 1 elements, very reactive • A horizontal row in the periodic table • A vertical column in the periodic table • Group 18 elements, nonreactive and stable • Group 17 elements, very reactive nonmetals • The number of protons in an atom’s nucleus • The ability of an atom to attract electrons • The weighted average mass of an element’s atoms • ...
Vocabulary Chapter 4 2023-10-17
Across
- the electrons in the outermost energy level of a neutral atom.
- They have one valence electron, which they can easily lose to form a 1+ cation
- a set of elements in the same column on the periodic table.
- the properties of the elements vary in a periodic way with their atomic numbers.
- the distance from the center of an atom’s nucleus to the electrons in its outermost energy level. T
- These elements each have seven valence electrons.
- These groups are also named for the first element in each family.
- consists of the element’s chemical symbol surrounded by the atom’s valence electrons.
- These elements typically have four or more valence electrons and do not exhibit the general properties of metals.
Down
- They typically have two valence electrons, and so they form 2+ cations.
- Almost 80% of elements are metals, which have few valence electrons.
- They each have two valence electrons, which they tend to lose, making them 2+ cations.
- The measure of an element’s ability to attract and hold electrons when bonded to other atoms
- These elements have characteristics between those of metals and nonmetals.
- a table of the chemical elements arranged in a way that displays their periodic properties in relationship to their atomic numbers.
- The elements in this group have eight valence electrons
- a row on the periodic table
- a set of elements in the same column on the periodic table.
- Most of these elements have one or two valence electrons
19 Clues: a row on the periodic table • These elements each have seven valence electrons. • The elements in this group have eight valence electrons • Most of these elements have one or two valence electrons • a set of elements in the same column on the periodic table. • a set of elements in the same column on the periodic table. • ...
Vocabulary Chapter 4 2023-10-17
Across
- the electrons in the outermost energy level of a neutral atom.
- They have one valence electron, which they can easily lose to form a 1+ cation
- a set of elements in the same column on the periodic table.
- the properties of the elements vary in a periodic way with their atomic numbers.
- the distance from the center of an atom’s nucleus to the electrons in its outermost energy level. T
- These elements each have seven valence electrons.
- These groups are also named for the first element in each family.
- consists of the element’s chemical symbol surrounded by the atom’s valence electrons.
- These elements typically have four or more valence electrons and do not exhibit the general properties of metals.
Down
- They typically have two valence electrons, and so they form 2+ cations.
- Almost 80% of elements are metals, which have few valence electrons.
- They each have two valence electrons, which they tend to lose, making them 2+ cations.
- The measure of an element’s ability to attract and hold electrons when bonded to other atoms
- These elements have characteristics between those of metals and nonmetals.
- a table of the chemical elements arranged in a way that displays their periodic properties in relationship to their atomic numbers.
- The elements in this group have eight valence electrons
- a row on the periodic table
- a set of elements in the same column on the periodic table.
- Most of these elements have one or two valence electrons
19 Clues: a row on the periodic table • These elements each have seven valence electrons. • The elements in this group have eight valence electrons • Most of these elements have one or two valence electrons • a set of elements in the same column on the periodic table. • a set of elements in the same column on the periodic table. • ...
Unit 2 science vocabs 2018-01-08
Across
- Elements in the same group that have similar physical and chemical properties.
- A substance made up of two or more different elements
- Regulates chemical activities of the body and build and repair structures
- An element that is shiny and conducts heat and electricity well.
- A particle having no electric charge
- variants of a particular chemical element which differ in neutron number.
- Dalton’s theory stated all elements of a particlular element are identical, but are different from atoms of all other elements.
- Electron that are found in the outermost portion of the electron cloud of an atom.
- A Positively-charged particles within an atom
- A substance that has definite physical and chemical properties
- A mixture that does not have a uniform composition
- Are mixtures in which the particles are spread throughout a liquid or gas but are too large to stay mixed without being stirred or shaken
- symbols Abbreviation for the element’s name.
- cloud Where the electro/lns are around the nucleus
- table Mendeleev’s arrangmet of the elements.
- Refers to compounds that don't contain carbon and hydrogen
- Is called a group on the periodic table
- Contains genetic information and help the body build protein
- An element that as some property of metals and some properties of nonmetals.
Down
- A combination of two or more substances that are not chemically combined
- A substance that cannot be separated or broken down
- Refers to compounds that contain carbon and hydrogen
- Mass The total number of neutrons and protons.
- Vertical columns on the periodic table.
- Used as a source of energy and include sugars
- A mixture that has its substances separated evenly
- Biochemicals that store excess energy in the body
- An element which is a poor conductor of heat and electricity.
- The smallest particle into which an element can be divided
- The negatively-charged particles in the atom
- The weighted average of the masses of all the naturally occurring isotopes of that element.
- A horizontal trend on the periodic table and is called a period
- The measure acidity of a compound
- A group of atoms bonded together
- an atom or molecule that has a non-zero net electrical charge.
- A combination of neutrons and protons located in the center of the atom
- Are mixtures in which one substance is dissolved in another substance
- Are mixtures here the particles are spread throughout a gas or liquid
- Horizental rows of elements on the periodic table
39 Clues: A group of atoms bonded together • The measure acidity of a compound • A particle having no electric charge • Vertical columns on the periodic table. • Is called a group on the periodic table • The negatively-charged particles in the atom • symbols Abbreviation for the element’s name. • table Mendeleev’s arrangmet of the elements. • ...
Matter 2021-02-15
Across
- Sum of the number of protons and neutrons present in the nucleus of an atom.
- An element whose property are intermediate between those of metals and solid non-metals.
- A minute portion of matter
- The amount of particular substances contained within a solution/mixture or in a particular volume/space.
- A substance composed of identical molecules consisting of atoms of two or more chemical elements.
- Any elements occupying IA (1) of the periodic table, they are very reactive, monovalent metals that forms strongly alkaline hydroxides.
- A notation of one or two letters representing a chemical element.
- process by which molecules of a solvent tends to pass through a semipermeable membrane from a less concentrated solution into a more concentrated one.
- The physical property of matter
- A reactive non-metallic elements that forms strongly acidic compounds with hydrogen. Occupying the group of occupying group VIIA (17) of the periodic table.
- The smallest particle of a chemical element that can exist.
- Stable subatomic particle that has a positive charge .
- The number of a specific substance found in nucleus of every atom of an element.
Down
- Intermingling of substances by natural movement of their particles
- A table of the chemical elements arranged in order of atomic number in rows so that elements with similar atomic structure/ chemical properties appears in vertical columns .
- Anything that has moss and occupies space
- The universe's fundamental unit of negative charge.
- the property of matter and radiation which is manifest as a capacity to perform work.
- A solid hard, shiny material with good electrical and thermal conductivity.
- A column in the periodic table of chemical elements.
- An element or substance which is not metallic.
- Number of protons in the nucleus of an atom.
- A substance which cannot be decomposed into simpler substances.
- A group of two or more atoms that forms the smallest identifiable unit.
- Any elements occupying group IIA (2) of the periodic tbale , usually words ending with ium. They are reactive, electropositive, divalent metals.
- Metal made by combining two or more metallic elements.
- A particle formed in the nucleus of an atom and carries no electric charge.
- Smaller than or occurring within an atom.
- The row of chemical elements in the periodic table.
- The central part of an atom which contains protons and neutron along with having an enormous density of matter .
30 Clues: A minute portion of matter • The physical property of matter • Anything that has moss and occupies space • Smaller than or occurring within an atom. • Number of protons in the nucleus of an atom. • An element or substance which is not metallic. • The universe's fundamental unit of negative charge. • The row of chemical elements in the periodic table. • ...
Unit 1: Atoms & The Periodic Table of Elements 2023-01-24
Across
- Family of elements that are neither metals, nor metalloids
- How an element reacts with atoms of other elements when mixed
- The one or two letters used to identify an element on the periodic table
- Determined by subtracting the atomic number from the atomic mass of an element
- This is the electric charge of electrons
- The most highly reactive group of elements on the periodic table
- Group of elements that form salts when chemically combined with other elements
- The negatively charged particles found orbiting around the nucleus of an atom
- This is the electric charge of protons
- The subatomic particles with no electric charge found within an atom's nucleus
- The second most reactive group of elements on the periodic table
- The outermost layer of electrons of an atom (determine chemical properties of an atom)
- This is the electric charge of neutrons
- The rows of the periodic table, labeled 1-7 from top to bottom
- The positively charged particles found within an atom's nucleus
- Family of elements that are mostly radioactive and are lumped together in group 3, period 7
- Family of elements that are mostly radioactive and are lumped together in group 3, period 6
- A chart that organizes elements based on their physical and chemical properties
- The physical appearance, hardness, luster, mass, density, and color of an element
Down
- The family of metals that do not follow the same rules for valence electrons as groups 1, 2 and 13-18.
- Family of elements that are mostly radioactive and comprised of the lanthanide and actinide series.
- Protons, Neutrons, and Electrons
- The only group of elements that are chemically inert and do not react under natural conditions
- The area where electrons are most likely to be found
- The number of protons within the nucleus of an atom (also the number of electrons in a stable isotope of an element)
- A pure substance that can be classified by a single atom and its physical and chemical properties
- The combined total of all protons, neutrons, and electrons of a single atom of a single element
- The smallest unit of matter with all properties of a specific elements
- The columns of the periodic table, labeled 1-18 from left to right
- The family of elements that are not true metals but share some similar properties like metals
- The center of atom's structure where most of its mass is located
31 Clues: Protons, Neutrons, and Electrons • This is the electric charge of protons • This is the electric charge of neutrons • This is the electric charge of electrons • The area where electrons are most likely to be found • Family of elements that are neither metals, nor metalloids • How an element reacts with atoms of other elements when mixed • ...
Periodic table crossword 2023-08-25
Across
- on right This is found where___
- tool Makes the periodic table invaluable___
- The man in 1969 who invented the periodic table___
- The atomic number___
- on left This is found where___
- The one to two letter symbol representing an element___
Down
- the s and p blocks are known as the___
- what seven rows are called___
- table Tells all of the elements___
- You can predict a lot about the chemical___
- each row corresponds to a different___
- Most elements are___
12 Clues: The atomic number___ • Most elements are___ • what seven rows are called___ • on left This is found where___ • on right This is found where___ • table Tells all of the elements___ • each row corresponds to a different___ • the s and p blocks are known as the___ • You can predict a lot about the chemical___ • tool Makes the periodic table invaluable___ • ...
Periodic table crossword 2023-08-25
Across
- on right This is found where___
- tool Makes the periodic table invaluable___
- The man in 1969 who invented the periodic table___
- The atomic number___
- on left This is found where___
- The one to two letter symbol representing an element___
Down
- the s and p blocks are known as the___
- what seven rows are called___
- table Tells all of the elements___
- You can predict a lot about the chemical___
- each row corresponds to a different___
- Most elements are___
12 Clues: The atomic number___ • Most elements are___ • what seven rows are called___ • on left This is found where___ • on right This is found where___ • table Tells all of the elements___ • each row corresponds to a different___ • the s and p blocks are known as the___ • You can predict a lot about the chemical___ • tool Makes the periodic table invaluable___ • ...
Science Vocabulary 2023-09-14
Across
- Result in the formation of one or more new substances with new chemical and physical properties
- properties- Can be observed and measured without changing the kind of matter being studied.
- Be recognized only when substances react or do not react chemically with one another, that is, when they undergo a change in composition.
- change- Do not change the composition of a substance, only the physical properties
- Elements with similar properties found on the right side of the “staircase” on the periodic table
- The ability of a material to conduct electricity or heat
- Elements with similar properties that create a “staircase” on the periodic table
- pH of more than 7
- Elements with similar properties found on the left side of the “staircase” on the periodic table
- Ability to dissolve in a liquid
Down
- One or two letter abbreviation derived from the element's name.
- A quick reference for associating the name and symbol of an element.
- The tendency of a substance to undergo chemical changes
- Substance that increases the rate of a chemical reaction
- pH of less than 7
- Constructed from the symbols of the elements composing the substance.
- A solid substance formed when two solutions are chemically combined.
17 Clues: pH of less than 7 • pH of more than 7 • Ability to dissolve in a liquid • The tendency of a substance to undergo chemical changes • Substance that increases the rate of a chemical reaction • The ability of a material to conduct electricity or heat • One or two letter abbreviation derived from the element's name. • ...
Atomic Structure 2025-10-28
Across
- When the number of positive and negative charges cancel out
- Chemicals that are used up in a reaction (written on the left side of an equation)
- The rows on the periodic table and tells us the number of shells the atom has
- A charged particle (an atom that has lost or gained electrons)
- The type of element found on the left-hand side.
- The electrons found in the outer shell of the atom
- The columns of the periodic table and tells us the number of valence electrons
- Equation showing a reaction using the reactants and products names
Down
- Equation showing a reaction using the reactants and products chemical symbols
- The outer most shell of at the atom
- Smallest part of an element
- The type of element found in found on the right-hand side of the periodic table
- Chemicals that are produced in a reaction (written on the right side of an equation)
- To have a full valence shell
- Any 2 or more non-metal atoms chemically bound together
- Compound made of a positive metal ion and a negative non-metal ion.
16 Clues: Smallest part of an element • To have a full valence shell • The outer most shell of at the atom • The type of element found on the left-hand side. • The electrons found in the outer shell of the atom • Any 2 or more non-metal atoms chemically bound together • When the number of positive and negative charges cancel out • ...
elements 2019-09-25
Across
- The smallest particle that has the properties of an element
- any atoms having the same number of protons but a different number of neutrons
- a vertical column of elements in the periodic table
- number the total number of protons and neutrons in the nucleus of an atom
Down
- a horizontal row of elements in the periodic table
- another name for group
- number the number of protons in the nucleus of an atom
- hundred eighteen elements The number of elements on the periodic table
- another name for period
- symbol for atomic mass unit
10 Clues: another name for group • another name for period • symbol for atomic mass unit • a horizontal row of elements in the periodic table • a vertical column of elements in the periodic table • number the number of protons in the nucleus of an atom • The smallest particle that has the properties of an element • ...
PROPERTIES AND CHANGES 2024-04-19
Across
- A solid that forms from a solution during a chemical reaction
- A column on the periodic table
- How readily a substance combines chemically with other substance
Down
- The ability to dissolve in another substance
- A substance or molecule that participates in a chemical reaction
- A column on the periodic table;another name for a group
- The "" sign in a chemical reaction; means to take or produce
- A substance produced in a chemical reaction
- A horizontal row of elements in the periodic table
- A general direction in which something is developing or changing
10 Clues: A column on the periodic table • A substance produced in a chemical reaction • The ability to dissolve in another substance • A horizontal row of elements in the periodic table • A column on the periodic table;another name for a group • The "" sign in a chemical reaction; means to take or produce • A solid that forms from a solution during a chemical reaction • ...
Chemistry 2022-05-19
Across
- A ________ is a neutral group of atoms that are held together by covalent bonds.
- A ________ formula indicates the relative numbers of atoms of each kind in a chemical compound by using atomic symbols and numerical subscripts.
- The first row of the f block are known as?
- All six of the __________ are also in the p block.
- is a measure of the ability of an atom in a chemical compound to attract electrons from another atom in the compound.
- two nuclei and two electrons _____ each other.
- ______ is used to form chemical compounds.
- Repeating patterns are referred to as ________.
- is a unique element.
- if two or more different compounds are composed of the same two elements, then the ratio of the masses of the second element combined with a certain mass of the first element is always a ratio of small whole numbers.
- Red Atoms of different elements combine are known as?
- has just three valence electrons, which tends to form bonds in which it is surrounded by six electrons.
- The elements of Group 1 of the periodic table are known as the _____ metals.
- Atoms cannot be __________, created, or destroyed.
Down
- states that the physical and chemical properties of the elements are periodic functions of their atomic numbers.
- Cationic and _______ radii decrease across a period.
- is an arrangement of the elements in order of their atomic numbers so that elements with similar properties fall in the same column, or group.
- a chemical compound containing elements in exactly the same proportions by mass regardless of the size or source of the compound.
- A chemical compound whose simplest units are molecules is called a _________ compound.
- The second row of the f block are known as?
- electron of one atom and proton of the other atom _______ one another.
- All matter is composed of extremely small particles called?
- The elements of Group 2 of the periodic table are called the alkaline-_____ metals.
- The p-block elements together with the s-block elements are called the __________ elements.
- A molecular formula shows the types and numbers of atoms combined in a single molecule of a molecular compound.
- is the energy required to break a chemical bond and form neutral isolated atoms.
- The energy change that occurs when an electron is acquired by a neutral atom is called the atom’s ___________.
- the p block includes all of the nonmetals except hydrogen and ______.
- the attraction between two or more atoms that allows them to be able to form a stable chemical compound.
- In the periodic table, the f-block elements are wedged between Groups 3 and 4 in the sixth and ______ periods.
30 Clues: is a unique element. • The first row of the f block are known as? • ______ is used to form chemical compounds. • The second row of the f block are known as? • two nuclei and two electrons _____ each other. • Repeating patterns are referred to as ________. • All six of the __________ are also in the p block. • Atoms cannot be __________, created, or destroyed. • ...
Periodic Table and Reactions 2019-02-12
Across
- the number of protons plus neutrons in the nucleus
- number of electron energy levels for group 3 elements
- the type of charge on an electron
- number of valence electrons for chlorine
- particles in the nucleus with protons
- number of electrons needed to fill energy level 1
- number of valence electrons for carbon
- gas generated when reacting NaHCO3 and CH3COOH
- electrons with the highest energy
Down
- the number of protons in an element's atom
- group number for argon
- group number for sodium
- group number for chlorine
- particles orbiting outside the nucleus
- vertical column on the periodic table
- the type of charge on a proton
- horizontal row on the periodic table
- number of electrons needed to fill energy level 3
18 Clues: group number for argon • group number for sodium • group number for chlorine • the type of charge on a proton • the type of charge on an electron • electrons with the highest energy • horizontal row on the periodic table • vertical column on the periodic table • particles in the nucleus with protons • particles orbiting outside the nucleus • ...
Atomic Structure 2023-03-03
Across
- Vertical columns on periodic table
- Electrons move around the nucleus in these?
- Bonding where elements gain/lose electrons?
- Two or more elements chemically combined?
- Number of protons in the nucleus?
- Sub atomic particle with negative charge?
Down
- Bonding where elements share electrons?
- Bigger number (protons + neutrons)
- Horizontal rows on periodic table
- Sub atomic particle with positive charge?
- The centre of the atom?
- Neutrons have this charge?
12 Clues: The centre of the atom? • Neutrons have this charge? • Horizontal rows on periodic table • Number of protons in the nucleus? • Bigger number (protons + neutrons) • Vertical columns on periodic table • Bonding where elements share electrons? • Two or more elements chemically combined? • Sub atomic particle with positive charge? • Sub atomic particle with negative charge? • ...
chemistry 2023-05-02
Across
- has a negative charge
- formed when atoms combine
- smallest piece of an element
- vertical columns of the periodic table
- center part of an atom
- abbreviations for the names of elements
Down
- mass number of protons plus neutrons
- has a positive charge
- horizontal rows of the periodic table
- an atom that has gained or lost electrons
- has no charge
- molecules formed from two or more different elements
12 Clues: has no charge • has a positive charge • has a negative charge • center part of an atom • formed when atoms combine • smallest piece of an element • horizontal rows of the periodic table • vertical columns of the periodic table • mass number of protons plus neutrons • abbreviations for the names of elements • an atom that has gained or lost electrons • ...
Chemistry Crossword 2025-04-07
Across
- The loss of electrons in a chemical reaction.
- State of matter with fixed shape and volume.
- State of matter with no fixed shape or volume.
- A reaction where one element replaces another.
- Group 18 on the periodic table.
- An element with properties of both metals and nonmetals.
- A homogeneous mixture of two or more substances.
- A substance that donates hydrogen ions.
- Atoms of the same element with different numbers of neutrons.
- Eight valence electrons — a stable arrangement.
- Group 1 on the periodic table.
- The amount of heat needed to raise one gram by 1°C.
- Matter is not created or destroyed.
- A reaction that breaks compounds apart.
- Separates mixtures using boiling points.
- Stored energy.
- A solid that forms from a solution during a chemical reaction.
- Group 17 on the periodic table.
- A reaction that releases heat.
- A reaction that absorbs heat.
- A reaction between an acid and a base.
- A measure of the amount of matter.
- A measure of an atom's ability to attract electrons.
- A negatively charged ion.
- Positively charged particle in the nucleus.
- A bond formed between oppositely charged ions.
- A pure substance made of only one kind of atom.
- The kind of table used to organize elements.
- Energy of motion.
- Discovered the nucleus with the gold foil experiment.
- Type of change that does not alter chemical identity.
- A measure of how much space an object occupies.
- An atom or molecule with a charge; more or less electrons than protons.
- A positively charged ion.
- Elements that are shiny, malleable, and good conductors.
- The substance being dissolved in a solution.
- A bond formed when atoms share electrons.
- Elements that are dull, brittle, and poor conductors.
Down
- Layers of electrons around the nucleus.
- Gas turning into liquid.
- A substance that speeds up a chemical reaction.
- Group 2 on the periodic table.
- A solution with a pH of 7.
- A reaction involving exchange of ions.
- A type of metal found in the center of the periodic table.
- Mass divided by volume.
- A substance present before a chemical reaction.
- A reaction that combines substances.
- Number that tells how many atoms in a compound.
- A reaction with oxygen that produces heat and light.
- The gain of electrons in a chemical reaction.
- Solid directly changing to gas.
- A representation of a chemical reaction with arrows and + signs.
- A substance that accepts hydrogen ions.
- The scientist who proposed electrons orbit the nucleus.
- A mixture of two or more metals.
- A device to measure heat transfer.
- Change from liquid to gas throughout the liquid.
- The SI unit for the amount of substance.
- Tool used to measure temperature.
- Gas directly changing to solid.
- The substance doing the dissolving in a solution.
- A connection formed between atoms.
- State of matter with fixed volume but no fixed shape.
- Type of electrons involved in bonding.
- A horizontal row on the periodic table.
- A vertical column on the periodic table.
- Number in front of compounds in a chemical equation.
- The ability to conduct electricity.
- A measure of average kinetic energy.
- Negatively charged particle in an atom.
- A method to find unknown concentration.
- The smallest unit of an element.
- A combination of substances not chemically bonded.
- Change from liquid to gas at the surface.
- A diagram that shows an atom's valence electrons.
- The amount of solute that dissolves in solvent.
- Substance that changes color in acid or base.
- The ability to do work or cause change.
- Type of change where a new substance is formed.
- Neutral particle in an atom's nucleus.
- The dense center of an atom.
- A substance formed during a chemical reaction.
- Number of protons in an atom.
84 Clues: Stored energy. • Energy of motion. • Mass divided by volume. • Gas turning into liquid. • A negatively charged ion. • A positively charged ion. • A solution with a pH of 7. • The dense center of an atom. • A reaction that absorbs heat. • Number of protons in an atom. • Group 2 on the periodic table. • Group 1 on the periodic table. • A reaction that releases heat. • ...
The periodic table 2019-01-15
Across
- Elements in group 1 react vigorously with water to produce an alkaline solution and what other substance?
- Elements are arranged in terms of their
- Elements in group 1 react with oxygen to create an ...
- A more reactive element in group 7 will displace a less reactive one in a solution of its aqueous salt. True or false?
- Sodium reacts with oxygen to produce what flame colour?
- Elements in group 7 are also known as the ...
- Elements in group 0 are unreactive as they have a ... outer shell
Down
- Elements in group 1 react with chlorine to produce what colour precipitate?
- Group 0 elements are also known as the ...
- The boiling points of elements in group 0 ... down the group
- Elements that don't form positive ions when they react
- The reactivity of group 7 elements increases going ... the group
- The reactivity of the elements in group 1 increase going ... the group
- Elements that react to form positive ions
- The innermost shell of an atom can hold how many electrons?
- Elements in group 1 have how many electrons in their outer shell?
- Elements in the same ... have the same number of electrons in their outer shell and similar chemical properties
17 Clues: Elements are arranged in terms of their • Elements that react to form positive ions • Group 0 elements are also known as the ... • Elements in group 7 are also known as the ... • Elements that don't form positive ions when they react • Elements in group 1 react with oxygen to create an ... • Sodium reacts with oxygen to produce what flame colour? • ...
Periodic Table Fun! 2023-11-03
Across
- I am denser than iron
- A very bad ingredient in watches
- My element's name comes from Argentina
- I've got 176 neutrons!!
- You'll find me in a nuclear submarine
- I am in your foil -- in England
- I'm named for Poland
- Don't fly with me in batteries
- I'm quite explosive in fireworks
Down
- I make up the Sun
- I don't have any neutrons!
- I don't know WHY I start with W
- I'm found in emeralds
- I am the rarest element!
- Don't try to eat soup with me
- I'm a little controversial, because my namesake was still alive!
- I'm found in spark plugs and in meteors
17 Clues: I make up the Sun • I'm named for Poland • I am denser than iron • I'm found in emeralds • I've got 176 neutrons!! • I am the rarest element! • I don't have any neutrons! • Don't try to eat soup with me • Don't fly with me in batteries • I don't know WHY I start with W • I am in your foil -- in England • A very bad ingredient in watches • I'm quite explosive in fireworks • ...
Periodic Table Review 2025-10-30
Across
- electrons not responsible for chemical properties
- Atom that is an exception to the octet rule; is stable with only 2 valence electrons
- energy needed to remove an electron from an atom
- positive ions
- electrons in the outermost energy level
- gaining electrons creates this charge
- best conductors of heat/electricity
- form +2 ions
Down
- Group of extremely reactive nonmetals
- group of elements that do not react to form compounds
- ability of an atom to gain extra electrons for bonding
- losing electrons creates this charge
- atoms with a charge
- negative ions
- have properties of both conductors and nonconductors
- Group of extremely reactive metals
- distance from the nucleus to the furthest electrons
17 Clues: form +2 ions • negative ions • positive ions • atoms with a charge • Group of extremely reactive metals • best conductors of heat/electricity • losing electrons creates this charge • Group of extremely reactive nonmetals • gaining electrons creates this charge • electrons in the outermost energy level • energy needed to remove an electron from an atom • ...
Chemistry Crossword Puzzle 2015-11-17
Across
- When 2 non-metals combine to make a pure substance
- The most stable and unreactive elements
- The mass of an one atom in a element
- Groups of atoms acting as one
- A neutral particle in the nucleus of an atom
- A column of elements on the Periodic Table
- NaCl
- A column of elements in the periodic table
- A very valuable element usually used for jewelry
- The number of protons and electrons in the nucleus of on atom of an element.
- The most reactive non-metals
Down
- Shiny,malleable, ductile element that conducts electricity
- Combination of symbols that represent a compound.Identifies the elements and the amount of each.
- Pure substance formed when at least on metal and one non-metal combvines
- A row of elements on the Periodic Table
- Element that has both metallic and non-metallic properties
- Anything that has mass and occupies space
- A table in which the elements are organized by their physical and chemical properties
- Atom that has become electrically charged because it has lost or gained electrons.
- Has 1 proton, 1 electron and an atomic mass of 1
- The most reactive of the metals
- A negatively charged particle that orbits the nucleus of an atom
- When a metal and non-metal combine to make a pure substance
- A positive particle in the nucleus of an atom
- The smallest part of an element with a nucleus containing protons and neutrons
- Dull,brittle element that does not conduct electricity
26 Clues: NaCl • The most reactive non-metals • Groups of atoms acting as one • The most reactive of the metals • The mass of an one atom in a element • A row of elements on the Periodic Table • The most stable and unreactive elements • Anything that has mass and occupies space • A column of elements on the Periodic Table • A column of elements in the periodic table • ...
YR 9 CHEMISTRY CROSSWORD 2024-05-22
Across
- an atom that has more electrons than protons
- the mass of an atom; equals the number of protons plus the number of neutrons
- the centre of an atom-contains protons and neutrons
- the area around the nucleus where the electrons travel
- describes the electrons moving around in each shell
- total number of protons in an atom;defines what atom it is
- a substance that contains only two or more type of atom
- positively charged particles in the nucleus of an atom
- an atom or molecule with a net electric charge due to the loss or gain of one or more electrons.
- theory that all matter is is made up of atoms
- vertical column on the periodic table
- a substance that only contains one type of atom
Down
- parts that make up an atom
- neutral particles found in the nucleus of an atom
- negatively charged particles found orbiting the nucleus of an atom
- an ion, or charged particle that has more protons than electrons.
- a table that lists all the elements in order of their atomic number
- smallest part of matter. contains protons, neutrons and electrons
- horizontal row on the periodic table
- A form of a chemical element in which the atoms have the same number of protons but with a different number of neutrons
- an obsolete model of the atom, presented by Niels Bohr in 1913.
- different energy levels where electrons orbit the nucleus
22 Clues: parts that make up an atom • horizontal row on the periodic table • vertical column on the periodic table • an atom that has more electrons than protons • theory that all matter is is made up of atoms • a substance that only contains one type of atom • neutral particles found in the nucleus of an atom • the centre of an atom-contains protons and neutrons • ...
Physical Science 1.3 2023-09-14
Across
- mass of a proton or neutron
- type of atom that has the same number of protons and electrons
- proposed the planetary model of the atom
- able to be drawn into a thin wire
- proposed the solid sphere model of the atom
- elements that have the properties of both metals and nonmetals
- part of an atom to is found outside the nucleus and has a negative charge
- unit used to measure atoms
- able to be flattened into thin sheets by compression force
- part of an atom found in the nucleus with a positive charge
- number of protons in an atoms nucleus
- the most malleable and ductile of all elements
- part of an atom located in the nucleus that has no charge
- horizontal row of elements on the periodic table of elements
- positively charged atoms
Down
- elements that are on the right side of the periodic table
- element with an atomic number of 3
- atom of an element that has the same atomic number but a different number of neutrons different mass number
- negatively charged atoms
- element with an atomic number of 1
- outermost level of electrons in an atom
- weighted average mass of the isotopes of an element
- largest group of elements on the period table
- vertical column on a periodic table of elements
- smallest unit into which an element can be divided and still maintain its properties
- sum of all the protons and neutrons in an atom's nucleus
- total number of electrons that can fit on Energy Level 2 of an atom
27 Clues: negatively charged atoms • positively charged atoms • unit used to measure atoms • mass of a proton or neutron • able to be drawn into a thin wire • element with an atomic number of 3 • element with an atomic number of 1 • number of protons in an atoms nucleus • outermost level of electrons in an atom • proposed the planetary model of the atom • ...
