periodic table Crossword Puzzles
The Fundamentals of Chemistry 2022-01-12
Across
- the emissions of radioactive particles
- a highly conductive element
- total number of protons and neutrons in a nucleus
- formed when an atom gains an electron
- the number of neutrons in a nucleus
- a positively charged particle
- formed when an atom loses an electron
- when unstable atoms lose energy by radiation
- rare earth metals
- all are radioactive
- elements on the right side of the periodic table
- an uncharged particle
- the number of protons in a nucleus
Down
- a row of chemical elements in the periodic table
- reactive with Group 17
- good conductors
- VERY stable, colorless and odorless
- a negatively charged particle
- formed when an atom gains or loses 1 or more electrons
- a column of elements in the periodic table
- an element with properties between metals and nonmetals
- VERY reactive with Groups 1 and 2
- found in the center of an atom
- VERY reactive with Group 17
- model predicts where electrons will move
25 Clues: good conductors • rare earth metals • all are radioactive • an uncharged particle • reactive with Group 17 • a highly conductive element • VERY reactive with Group 17 • a negatively charged particle • a positively charged particle • found in the center of an atom • VERY reactive with Groups 1 and 2 • the number of protons in a nucleus • VERY stable, colorless and odorless • ...
Chemistry Crossword 2018-01-25
Across
- Atoms will always react when they have a full shell.
- Has Hydrogen and Carbon in it.
- The elements on the stair line.
- the guy who made the periodic table
- Total number of protons + neutrons.
- The group to the right of the Transition Metals and to the left of the Metallloids.
- Add mass to the atom.
- Do not add mass to the atom
- Most reactive non-metals.
Down
- The bottom group of the 2 that is usually under, and do not fit into, the Periodic Table.
- Has Calcium and Barium.
- thing that holds all of the elements
- The letters of the elements.
- Top group of the 2 that is usually under and do not fit into the Periodic Table.
- Most reactive.
- Will never change, because it will become a different element.
- Tells the number of protons.
- Do not react at all.
- the study of the elements
- an atom with an electric charge due to loss or gain of electrons
20 Clues: Most reactive. • Do not react at all. • Add mass to the atom. • Has Calcium and Barium. • the study of the elements • Most reactive non-metals. • Do not add mass to the atom • The letters of the elements. • Tells the number of protons. • Has Hydrogen and Carbon in it. • The elements on the stair line. • the guy who made the periodic table • Total number of protons + neutrons. • ...
Chemistry Crossword 2018-01-26
Across
- Top group of the 2 that is usually under and do not fit into the Periodic Table.
- Total number of protons + neutrons.
- Do not add mass to the atom
- Will never change, because it will become a different element.
- Has Calcium and Barium.
- The letters of the elements.
- the guy who made the periodic table
- thing that holds all of the elements
Down
- Atoms will always react until they have a full shell.
- Add mass to the atom.
- The bottom group of the 2 that is usually under, and do not fit into, the Periodic Table.
- an element with an electric charge formed formed loss or gain in electrons.
- Most reactive.
- the study of the elements
- The group to the right of the Transition Metals and to the left of the Metallloids.
- Has Hydrogen and Carbon in it.
- Most reactive non-metals.
- The elements on the stair line.
- Do not react at all.
- Tells the number of protons.
20 Clues: Most reactive. • Do not react at all. • Add mass to the atom. • Has Calcium and Barium. • the study of the elements • Most reactive non-metals. • Do not add mass to the atom • The letters of the elements. • Tells the number of protons. • Has Hydrogen and Carbon in it. • The elements on the stair line. • Total number of protons + neutrons. • the guy who made the periodic table • ...
Science Crossword Cole Hartman 2012-12-13
Across
- Horizontal organization of the periodic table
- Element named after America
- Element that has the word hydro in it
- Element that is a liquid metal at room temperature Hint: period 6
- type of nonmetal group that contains Neon, Helium, Argon, Krypton, Xenon, Radion
- He made the atomic planetary model
- Rutherford's experiment Hint: gold
- Vertical organization of the periodic table
- Element with the symbol K
Down
- A type of metal group that covers group 3-12 Hint: __________Metals
- Element that is named after Europe
- Element with the symbol Au
- The model that looks like a muffin with blue berries, made by Thomson
- He came up with the periodic table organised on atomic weight
- What is the most reactive non-metal Hint: Page 162 in the book
- He came up with the idea of the atom
- Element with the symbol Fe
- How many electrons are allowed on the first energy level
- He discovered the electron
- Element with the symbol Pb
20 Clues: Element with the symbol K • Element with the symbol Au • Element with the symbol Fe • He discovered the electron • Element with the symbol Pb • Element named after America • Element that is named after Europe • He made the atomic planetary model • Rutherford's experiment Hint: gold • He came up with the idea of the atom • Element that has the word hydro in it • ...
Earth Science 2012-11-12
Across
- Satellite orbiting Earth.
- all water on or surrounding the Earth's surface.
- underwater mountain chains.
- the crust and upper mantle.
- Outermost layer of the Earth's atmosphere. Sometimes considered as an extra layer.
- when gas turns a liquid.
- Twenty- eighth element of the periodic table. Can be found in the core of Earth.
- a long narrow deep sided depression in the earth's oceanic crust.
- Seventh element on the periodic table. Dominate gas in the earth's atmosphere.
- Eighth element on the periodic table. Important gas in the atmosphere.
Down
- One of the major greenhouse gases in Earth's atmosphere.
- the point within Earth where faulting begins.
- separates the crust and mantle.
- gas that protects Earth from harmful gases.
- a supercontinent formed by all of the continents that existed millions of years ago.
- the faulting point directly above the surface.
- Without this, no life would exist on Earth.
- a place where lava reaches the surfaces.
- a sudden release of stored energy created by tectonic forces.
- an underwater mountain
20 Clues: an underwater mountain • when gas turns a liquid. • Satellite orbiting Earth. • underwater mountain chains. • the crust and upper mantle. • separates the crust and mantle. • a place where lava reaches the surfaces. • gas that protects Earth from harmful gases. • Without this, no life would exist on Earth. • the point within Earth where faulting begins. • ...
Chemistry year 8 2023-07-19
Across
- two or more different elements chemically joined
- joins elements together
- how the "a" in the symbol for sodium should be
- where non metals are found in the periodic table
- contains genetic information.
- when there are different elements and/or compounds not chemically combined
- what the "2" in H20 should be shown in
- a common acid
- the most abundant gas in the air
- found on the periodic table
Down
- combines with iron to make rust
- the number of atoms in a hydrogen molecule
- found in group 0
- a method of burning wax to create light
- the smallest atom
- has two hydrogens and an oxygen
- an element that is liquid at room temperature
- the number of atoms in methane
- nitrogen,oxygen and hydrogen like to be in a...
- has an atomic number of 86
- number of atoms in a sulphur dioxide molecule
- found on the left hand side of the periodic table
- ______ elements are either solids or gases.
- how many oxygen atoms in a molecule of carbon dioxide
24 Clues: a common acid • found in group 0 • the smallest atom • joins elements together • has an atomic number of 86 • found on the periodic table • contains genetic information. • the number of atoms in methane • combines with iron to make rust • has two hydrogens and an oxygen • the most abundant gas in the air • what the "2" in H20 should be shown in • ...
Mini Vocab Project 2022-05-31
Across
- Distance between crests
- Negatively charged ions
- Row of elements on a periodic table
- Property of an electron related to it's spin about an axis
- Quantity of energy that is proportional in magnitude to the frequency it represents
- Low weight, poor conductors, dull appearance
- Hz, SI unit for frequency
- Waves height from zero to crest
- Group of elements with similar chemical properties
Down
- Number of wave cycles to pass a given point per unit of time
- Capable of reacting with a base
- Column of elements on periodic table
- Particle representing a quantum of light
- Elements in group VIIA on the periodic table
- Tendency for an atom to attract shared electrons when bonding
- Molecule with one or more positive or negative electrical charges
- Positively charged ions
- Capable of reacting with an acid
- mixture of metals and nonmetals
- Reduction in effective nuclear charge on electron cloud
- Lustrous appearance, malleable, good conductor
21 Clues: Distance between crests • Negatively charged ions • Positively charged ions • Hz, SI unit for frequency • Capable of reacting with a base • mixture of metals and nonmetals • Waves height from zero to crest • Capable of reacting with an acid • Row of elements on a periodic table • Column of elements on periodic table • Particle representing a quantum of light • ...
Atoms & Radioactivity Y9 2025-03-25
Across
- Time for half of radioactive atoms to decay.
- Weighted average mass of isotopes in periodic table.
- Illness from excessive radiation exposure.
- -1 charge, negligible mass, orbits nucleus.
- Atoms of same element with different neutron numbers.
- +1 charge, mass of 1, found in nucleus.
- Arrangement of electrons in shells around nucleus.
- Electron emission, moderate penetration.
- Helium nucleus emission, weak penetration.
- Dense core of atom, contains protons and neutrons.
- Unstable atoms emit radiation, change into new elements.
- Cancer treatment using targeted radiation.
Down
- Energy levels where electrons orbit the nucleus.
- Elements with metal and nonmetal properties.
- Negatively charged ion, gained electrons.
- Device measuring radiation levels.
- Number of protons in an atom, determines element.
- Total number of protons and neutrons in nucleus.
- Positively charged ion, lost electrons.
- High-energy electromagnetic wave, strong penetration.
- 1986 nuclear disaster, severe radiation effects.
- No charge, mass of 1, found in nucleus.
- Horizontal rows in periodic table, increasing energy levels.
- Vertical columns in periodic table, same valence electrons.
24 Clues: Device measuring radiation levels. • Positively charged ion, lost electrons. • +1 charge, mass of 1, found in nucleus. • No charge, mass of 1, found in nucleus. • Electron emission, moderate penetration. • Negatively charged ion, gained electrons. • Illness from excessive radiation exposure. • Helium nucleus emission, weak penetration. • ...
Elements, Compounds and Mixtures 2024-11-11
Across
- Side of the periodic table where nonmetals are found
- Number of hydrogen atoms in a molecule of water
- Smallest particle of a compound
- Toxic green gas, symbol Cl
- A pure substance that cannot be broken down or simplified by chemical or physical means
- Dull, brittle, insulating elements
- A pure substance, made of at least two chemically combined elements, can be broken down chemically
- Compounds have completely different _________than the elements that make them up.
- Two or more elements or compounds physically combined
- Elements that touch the "staircase" on the Periodic Table
Down
- H2O2 (two words, no space)
- NaCl (two words, no space)
- H2O
- Shiny, malleable, ductile elements
- Side of the periodic table where metals are found
- Smallest particle of an element
- CO2(two words, no space)
- Number of oxygen atoms in a molecule of water
- The chart that shows all the elements in repeating patterns (2 words, no space)
- Explosive silvery metal, symbol Na
20 Clues: H2O • CO2(two words, no space) • H2O2 (two words, no space) • NaCl (two words, no space) • Toxic green gas, symbol Cl • Smallest particle of a compound • Smallest particle of an element • Shiny, malleable, ductile elements • Dull, brittle, insulating elements • Explosive silvery metal, symbol Na • Number of oxygen atoms in a molecule of water • ...
Science 10 Chemistry 2026-02-16
Across
- Compound formed between a metal and non-metal
- Name of this polyatomic ion: NO₃⁻
- Particle found in the nucleus with positive charge
- Elements on the right side of the periodic table
- Prefix meaning “five”
- Scientist who proposed the plum pudding model
- Ending used for the second element in a binary compound
- Horizontal row on the periodic table
- Type of bond formed by sharing electrons
- particle with a negative charge
- Compound made of non-metals
Down
- Positively charged ion
- Negatively charged ion
- Electrons in the outer energy level
- The maximum number of electrons in the first energy level
- This equals the total number of protons and neutrons
- If a metal has more than one charge, you must include this
- Scientist who discovered the nucleus using the gold foil experiment
- Neutral particle in the nucleus
- Chart used to organize elements
- Number of valence electrons in Group 1 elements
- Vertical row on the periodic table
- Prefix meaning “three”
23 Clues: Prefix meaning “five” • Positively charged ion • Negatively charged ion • Prefix meaning “three” • Compound made of non-metals • Neutral particle in the nucleus • Chart used to organize elements • particle with a negative charge • Name of this polyatomic ion: NO₃⁻ • Vertical row on the periodic table • Electrons in the outer energy level • Horizontal row on the periodic table • ...
All of Science 2021-12-09
Across
- Distance/Time
- Newtons First Law
- Newtons Second Law
- Speed+Direction
- negative charge and is found in the nucleus
- ChangeInSpeed,Direction,or Both
- Elements on the right are more _______
- Chemical Changes Physical Form
- 1 piece of evidence to show a chemical reaction
- 1 piece of evidence to show a chemical reaction
- Up and Down on the Periodic Table
Down
- Newtons Third Law
- A New Substance Is Formed
- Shows elements on a table or graph
- Determine the Reactivity of and Element
- Atoms Are Rearranged and Turned Into A New Substance
- Positive Charge and is found in the nucleus
- Elements on the left are more _______
- Left to Right on the Periodic Table
19 Clues: Distance/Time • Speed+Direction • Newtons Third Law • Newtons First Law • Newtons Second Law • A New Substance Is Formed • Chemical Changes Physical Form • ChangeInSpeed,Direction,or Both • Up and Down on the Periodic Table • Shows elements on a table or graph • Left to Right on the Periodic Table • Elements on the left are more _______ • Elements on the right are more _______ • ...
All of Science 2021-12-09
Across
- Distance/Time
- Newtons First Law
- Newtons Second Law
- Speed+Direction
- negative charge and is found in the nucleus
- ChangeInSpeed,Direction,or Both
- Elements on the right are more _______
- Chemical Changes Physical Form
- 1 piece of evidence to show a chemical reaction
- 1 piece of evidence to show a chemical reaction
- Up and Down on the Periodic Table
Down
- Newtons Third Law
- A New Substance Is Formed
- Shows elements on a table or graph
- Determine the Reactivity of and Element
- Atoms Are Rearranged and Turned Into A New Substance
- Positive Charge and is found in the nucleus
- Elements on the left are more _______
- Left to Right on the Periodic Table
19 Clues: Distance/Time • Speed+Direction • Newtons Third Law • Newtons First Law • Newtons Second Law • A New Substance Is Formed • Chemical Changes Physical Form • ChangeInSpeed,Direction,or Both • Up and Down on the Periodic Table • Shows elements on a table or graph • Left to Right on the Periodic Table • Elements on the left are more _______ • Elements on the right are more _______ • ...
PERIODIC TABLE INTRO 2025-02-04
Across
- Neutral particle in the nucleus of an atom.
- Measure of how easily an element forms compounds.
- Two or more atoms bonded together, forming the smallest unit of a compound.
- Elements that are poor conductors and often brittle. Right side of table.
- The smallest unit of an element that retains its properties.
- MetalsVery reactive metals in Group 1 of the periodic table.
- These oxides are usually acidic and can lower the pH of water. (7,5)
- Horizontal row in the periodic table.
- The lightest and most abundant element in the universe.
- A substance made of two or more elements chemically bonded.
- Positively charged particle in the nucleus of an atom.
Down
- Negatively charged particle in an atom.
- The pH of a solution formed when sodium oxide dissolves in water.
- Element with properties of both metals and nonmetals.
- Elements that are good conductors of heat and electricity. Left side of table.
- These oxides are often basic and react with acids to form salt and water. (5,5)
- The pH of a solution formed when carbon dioxide dissolves in water.
- Predictable pattern, like increasing reactivity down a group.
- A pure substance made of only one type of atom.
- Vertical column in the periodic table, also called a family.
20 Clues: Horizontal row in the periodic table. • Negatively charged particle in an atom. • Neutral particle in the nucleus of an atom. • A pure substance made of only one type of atom. • Measure of how easily an element forms compounds. • Element with properties of both metals and nonmetals. • Positively charged particle in the nucleus of an atom. • ...
Standard Bonding and Periodic Crossword 2022-11-04
Across
- The attraction between positive and negative ions in a compound is called an ______ bond. Pg. 186
- When electrons are shared unequally in a covalent bond, it is called _______.
- The system of naming compounds is called _______. Pg. 216
- Rows on the periodic table are called ______
- The attraction between metal ions and their surrounding sea of electrons is called a ____ bond. Pg. 191
- The atomic ______ is how big an atom is, the distance from the nucleus to the outer edge.
- The molecule SO4 is called _________ with a -2 charge
- If the difference in electronegativities between two atoms is between 0.5 and 1.5, their bond will be ______
- Columns on the periodic table are called _______
- The elements, Br, I, N, Cl, H, O and F only occur in pairs. They are referred to as _______ molecules. Pg. 174
- The molecule ClO2 is called _____ with a -1 charge
- A column on the periodic table
- The first column on the periodic table is the ____ metals.
- The _____ energy is the energy it takes to remove an electron from an element
- If the difference in electronegativities between two atoms is 0.5 or less, then their bond will be _______
- The _____ rule states atoms are most stable when they have eight valence e-. p.178
- The measure of how strongly an element pulls on electrons in a bond. Pg. 159
- Two words. A representation of the atoms in a compound, with dots representing valence e- in either bonds or unshared e-. Pg. 181
Down
- A group of covalently bonded atoms that share a charge are called a _________ ion. Pg. 190
- When a positive atom on one molecule sticks to a negative atom on another molecule _______ interaction
- The outermost layer of e- is called the ________ e-. P. 154
- When the sloshing of electrons causes weak positives and negatives, the attractions are called __two__words__ forces.
- Developed the first periodic table, predicting two elements
- When two atoms share valence e- to give both a full shell, that is called a _____ bond. P.175
- A ____ compound is made of two elements. Pg. 216
- The last column on the periodic table is the ______.
- The molecule PO4 is called ______ with a -3 charge
- A group of atoms held together by covalent bonds Pg. 174
- Two words. An unshared pair of electrons is also called a _____ ______ P.181
- A negative ion, usually a nonmental, Pg. 157
- When electrons are shared equally in a covalent bond, it is called _______.
- A positive ion, usually a metal. Pg. 157
32 Clues: A column on the periodic table • A positive ion, usually a metal. Pg. 157 • Rows on the periodic table are called ______ • A negative ion, usually a nonmental, Pg. 157 • Columns on the periodic table are called _______ • A ____ compound is made of two elements. Pg. 216 • The molecule ClO2 is called _____ with a -1 charge • ...
Periodic Table 2021-10-20
Across
- A famous periodic graph for elements
- positively charged particle in the nucleus of the atom.
- symbol, 1 or 2 letter abbreviation for an
- the first element
- There are 118 of these
- Helium is this type of element
Down
- A kind of matter with special properties
- Made of reactants
- number of protons with the nucleus in the
- The table that features hydrogen and
- center of the atom
- Ingredients for a product (scientifically)
- the term for columns on the periodic table, also known as "families"
- negatively charged particle that goes around the center of an atom
14 Clues: Made of reactants • the first element • center of the atom • There are 118 of these • Helium is this type of element • The table that features hydrogen and • A famous periodic graph for elements • A kind of matter with special properties • number of protons with the nucleus in the • symbol, 1 or 2 letter abbreviation for an • Ingredients for a product (scientifically) • ...
Periodic Table of Elements 2025-02-03
Across
- This element is in pencils
- What does the chemical symbol H stand for?
- If there are 8 protons what element does it identify?
- Which metal is in chalk and bones?
- Which element is found in period 3 group 2?
- The Modern Periodic Table of Elements is arranged by(2)
- What do you call the horizontal row of elements in a periodic table of elements?
- What does the chemical symbol Na stand for?
Down
- Which element makes up most of air?
- What is the organizational system or chart for elements?(2)
- Which noble gas is in party balloons?
- What are the vertical columns on the periodic called?
- Metals are found on the ______________ side of the periodic table.
- Which metal is in soda cans?
14 Clues: This element is in pencils • Which metal is in soda cans? • Which metal is in chalk and bones? • Which element makes up most of air? • Which noble gas is in party balloons? • What does the chemical symbol H stand for? • Which element is found in period 3 group 2? • What does the chemical symbol Na stand for? • If there are 8 protons what element does it identify? • ...
Silmary Vicente vocabulary puzzle 2020-11-05
Across
- charges of the elements
- Particles like 6.023x1023
- rows in the periodic table
- the noble gases' eight outer shells
- positive ions
- number of protons
- Negative charge
- the mass of the mole
- These can be metals and nonmetals
- These are elements that aren't metals
Down
- Expressing decimal numbers
- columns on the periodic table
- They are the 17 group
- electrons in the outer shells
- These are the metalloids
- They are the 18 group
- The mass of the element
- Positive charge
18 Clues: positive ions • Negative charge • Positive charge • number of protons • the mass of the mole • They are the 17 group • They are the 18 group • charges of the elements • The mass of the element • These are the metalloids • Particles like 6.023x1023 • Expressing decimal numbers • rows in the periodic table • columns on the periodic table • electrons in the outer shells • ...
Chapter 5 2024-01-24
Across
- characterized by high electrical and thermal conductivity
- "When elements are arranged in order of increasing atomic number, there is a periodic repetition of their chemical and physical properties."
- The vertical rows of the periodic table
- chemical element that forms a salt when it reacts with metal
- any of various metallic elements (such as chromium, iron, and nickel) that have valence electrons in two shells instead of only one.
- the organized array of all the chemical elements in order of increasing atomic number
- gaseous chemical element that does not readily enter into chemical combination with other elements
- a chemical element that exhibits some metal and some nonmetal properties
Down
- any of the strongly basic metals consisting of beryllium, magnesium, calcium
- The horizontal rows of the periodic table
- the electrons in the outermost shell, or energy level, of an atom
- a chemical element (such as boron, carbon, or nitrogen) that lacks the characteristics of a metal.
- a unit for expressing masses of atoms, molecules, or subatomic particles
- any of the six chemical elements that make up Group 1 (Ia) of the periodic table
14 Clues: The vertical rows of the periodic table • The horizontal rows of the periodic table • characterized by high electrical and thermal conductivity • chemical element that forms a salt when it reacts with metal • the electrons in the outermost shell, or energy level, of an atom • a unit for expressing masses of atoms, molecules, or subatomic particles • ...
Atoms, elements and compounds 2022-04-19
Across
- the negatively charged particle
- this group gets more reactive as you go down its group
- the neutral part of an atom
- a positively charged particle
Down
- this is the name of group 2 on the periodic table
- the side that the metals are on the periodic table
- this is the name of group 8 on the periodic table
- this group gets less reactive as you go down its group
- the side that the non-metals are on the periodic table
- the smallest part of an element that can exist
- a substance that only contains one type of atom
- a substance made from more than one type of atom joined together
12 Clues: the neutral part of an atom • a positively charged particle • the negatively charged particle • the smallest part of an element that can exist • a substance that only contains one type of atom • this is the name of group 2 on the periodic table • this is the name of group 8 on the periodic table • the side that the metals are on the periodic table • ...
menu project 2023-03-30
Across
- the second or third letter in an elements representation on the periodic table
- object has changed into new substance
- an element on the periodic table represented as Si
- any singular element with a nucleus, protons, and nuetrons
- object has only changed in appearance
- a type of chart used to show all the known elements on earth
- number of atoms of one element in a compound
Down
- number of total compound
- a single atom of a pure substance found on the periodic table
- the formula for a compound made of elements, subscripts, and coefficients
- 2 or more elements chemically combined
- the type of letter that represents a element on the periodic table
12 Clues: number of total compound • object has changed into new substance • object has only changed in appearance • 2 or more elements chemically combined • number of atoms of one element in a compound • an element on the periodic table represented as Si • any singular element with a nucleus, protons, and nuetrons • a type of chart used to show all the known elements on earth • ...
Basic Chemistry 2025-08-12
Across
- Positively charged ion
- Common solvent
- Substance made of only one type of atom
- gas, Group 18 elements (2 words)
- The center of an atom
- Negatively charged particle
- Vertical column in the periodic table
- A horizontal row in the periodic table
- Common table salt formula
Down
- Bond where electrons are shared
- The smallest unit of an element
- Type of reaction that absorbs heat
- pH less than 7
- Number, Number of protons in an atom (2 words)
- Gas released during photosynthesis
- Substance formed in a chemical reaction
16 Clues: Common solvent • pH less than 7 • The center of an atom • Positively charged ion • Common table salt formula • Negatively charged particle • Bond where electrons are shared • The smallest unit of an element • gas, Group 18 elements (2 words) • Type of reaction that absorbs heat • Gas released during photosynthesis • Vertical column in the periodic table • ...
Creation vs Evolution 2 2023-03-13
Across
- Wave-particle _____; says very small particles like electrons, will act like both particles and waves.
- Group 7A of the periodic table is called the __________
- The lowest point of a wave
- The highest point of a wave
- Group 1A of the periodic table is called the ___________ metals.
- The experiment that showed light can be both a particle and a wave
- Group 8A of the periodic table is called the _______ ________
- Interference type where two waves meet and cancel some of each other (one +, one -).
Down
- Means that light spreads out after passing through a narrow opening
- Group 2A of the periodic table is called the ___________ _______ metals.
- A packet of energy carried in waves
- Interference type where two waves meet and add up together (both + or -).
- _________ effect is when electrons are released by a metal after light hits it.
- Radiation type that includes all light, radio waves, x-ray waves, and more stuff.
- Like constructive interference, but both waves have the same frequency, so they just stay bigger together.
15 Clues: The lowest point of a wave • The highest point of a wave • A packet of energy carried in waves • Group 7A of the periodic table is called the __________ • Group 8A of the periodic table is called the _______ ________ • Group 1A of the periodic table is called the ___________ metals. • The experiment that showed light can be both a particle and a wave • ...
Atoms and Molecules Crossword 2026-01-31
Across
- The sum of the protons and neutrons is the atomic ___
- Dmitri Mendeleev created the periodic table of ___
- Substance formed as a result of a chemical change
- The vertical columns on the periodic table
- The study of matter
- The abbreviation for the names of elements are called the chemical ___
- The total number of protons in the nucleus is the same as the atomic ___
- Substances containing only one kind of atom
- Protons have what kind of charge?
- Neutrons have what kind of charge?
- The horizontal rows on the periodic table
Down
- Electrons have what kind of charge?
- Atoms joined together
- The center of an atom
- The smallest piece of an element
- The process that joins together different types of atoms is called a chemical ___
- These travel around the outside of the nucleus
- An atom that has gained or lost electrons
18 Clues: The study of matter • Atoms joined together • The center of an atom • The smallest piece of an element • Protons have what kind of charge? • Neutrons have what kind of charge? • Electrons have what kind of charge? • An atom that has gained or lost electrons • The horizontal rows on the periodic table • The vertical columns on the periodic table • ...
woodys wonderful crossword 2012-12-18
Across
- part of the atom that is neutrol
- part of the atom that is negative
- a table full of elements
- electron and neurton together
- opposite to period in the periodic table
- what do you call something with the same amount of but different number of neutrons
Down
- things you find in the periodic table
- find in the middle of the electonic shell
- opposite to groups in the periodic table
- runs around the edge of the nucleus
- number the number of protons which equals the number of electrons
- number the number of prontos and neutrons in the nucleus
- part of the atom that is positvely chraged
13 Clues: a table full of elements • electron and neurton together • part of the atom that is neutrol • part of the atom that is negative • runs around the edge of the nucleus • things you find in the periodic table • opposite to groups in the periodic table • opposite to period in the periodic table • find in the middle of the electonic shell • ...
Chemistry 2024-08-09
Across
- Has a fixed volume but an unfixed shape
- Group 1 of the periodic table.
- contains two or more elements. Cannot be separated by physical means.
- Gases Group 18 of the periodic table.
- Group 17 of the periodic table
- substances that aren't chemically combined
Down
- Group 2 of the periodic table
- Has an unfixed volume and shape
- made up of one type of atom
- Has a fixed volume and shape.
10 Clues: made up of one type of atom • Group 2 of the periodic table • Has a fixed volume and shape. • Group 1 of the periodic table. • Group 17 of the periodic table • Has an unfixed volume and shape • Gases Group 18 of the periodic table. • Has a fixed volume but an unfixed shape • substances that aren't chemically combined • ...
Chemistry 2023-04-14
Across
- Columns of elements on the periodic table
- The single digit number above the elements on periodic table
- Letters for elements on the periodic table
- Anything that takes up space and can be weighed
- Doesn't result in a new substance
Down
- Results in a substance
- Organizes chemical elements
- Reaction to temperature change or chemicals added
- More than 1 different elements combined
- Rows with elements on the periodic table
10 Clues: Results in a substance • Organizes chemical elements • Doesn't result in a new substance • More than 1 different elements combined • Rows with elements on the periodic table • Columns of elements on the periodic table • Letters for elements on the periodic table • Anything that takes up space and can be weighed • Reaction to temperature change or chemicals added • ...
science 2022-09-08
Across
- the substances on the periodic table
- a subatomic particle with a negative charge
- a close similarity or affinity
- shiny
- the smallest unit of an element
- an element that lacks metallic properties
- an atom molecule with a net electric charge
Down
- he state or power of being reactive or the degree to which a thing is reactive
- able to be permanently changed
- a solid material that is typically hard and shiny
- a subatomic particle with a neutral charge
- a column of elements in the periodic table
- a subatomic particle with a positive charge
- able to be drawn out of wire
- the horizontal rows of a periodic table
15 Clues: shiny • able to be drawn out of wire • able to be permanently changed • a close similarity or affinity • the smallest unit of an element • the substances on the periodic table • the horizontal rows of a periodic table • an element that lacks metallic properties • a subatomic particle with a neutral charge • a column of elements in the periodic table • ...
Periodic Table Assignment 2021-11-27
Across
- Element 101 was named in his honor
- This law states that the properties of elements repeat as a function of their atomic number
- The state of matter represented by (aq)
- When aluminum combines with oxygen; three oxygen atoms combine with this many aluminum atoms
- The general name given to a row (left-to-right) in the periodic table
- The periodic table is normally drawn with 18 columns. One with more representation has ___ columns
- Number of elements known in 1800
- The group that consists of very unreactive gases
- The modern name for ekasilicon
- The staircase that separates metals and nonmetals begins below this element
- Iodine belongs to this group
- The first alkali metal
Down
- Nonmetal that is a liquid at SATP (Standard Ambient Temperature Pressure)
- Silicon is in this period
- Elements that most closely follow the periodic law
- Most elements are ___ since they fall to the left of the "staircase line"
- The general name given to a column in the periodic table
- The first scientist to organize elements based on repeating patterns
- Elements were originally placed in order of atomic ___ but they are now in order of atomic ___
- This element was assigned a relative atomic mass of one because it is the lightest element
- Synthetic elements with atomic numbers greater than 93
- Most nonmetals are in this state
- Silicon is in this group
23 Clues: The first alkali metal • Silicon is in this group • Silicon is in this period • Iodine belongs to this group • The modern name for ekasilicon • Number of elements known in 1800 • Most nonmetals are in this state • Element 101 was named in his honor • The state of matter represented by (aq) • The group that consists of very unreactive gases • ...
Science - Chapter 5 2025-05-15
Across
- - This element is number eight on the periodic table
- - Listed above the name on each square of the periodic table
- - The periodic table is organized in groups called _______
- - Grouped with neutrons inside the electron
- - The periodic table is divided into 3 _______
Down
- - _______ metals are the largest group
- - _____ number is listed on the top left of each element's square
- - The periodic table displays ______
- - Number of electrons on the outermost layer
9 Clues: - The periodic table displays ______ • - _______ metals are the largest group • - Grouped with neutrons inside the electron • - Number of electrons on the outermost layer • - The periodic table is divided into 3 _______ • - This element is number eight on the periodic table • - The periodic table is organized in groups called _______ • ...
Unit 4 Study Guide 2021-12-07
Across
- _____________ can involve the use of a special type of paper and is used to identify different dyes or pigments in a substance.
- _____________ is a separation technique that involves the use of a magnet.
- On the periodic table, groups 3-12 (the middle section) are known as _______________ metals.
- ______________ can NOT be broken down by physical or chemical means and is located on the periodic table.
- the _______________ side of the periodic table is where you can find the metals.
- _____________ separation involves the use of a tool, like forceps or a strainer.
- a bowl of cereal and milk is known as a _______________ mixture.
- Homozygous mixtures are _______________ throughout
- substance An element and compound are both a _______________
Down
- ______________ involves substances with different boiling points and an elaborate setup where one substance will change states of matter (liquid to gas to liquid).
- Salt that is COMPLETELY dissolved in water is known as a _______________ mixture.
- The right side of the periodic table is where you can find the _______________ .
- Group number 18 of the periodic table, also known as the _______________, are the least reactive elements.
- _______________ consists of 2 or more elements and can be separated, but only by a chemical reaction
14 Clues: Homozygous mixtures are _______________ throughout • substance An element and compound are both a _______________ • a bowl of cereal and milk is known as a _______________ mixture. • _____________ is a separation technique that involves the use of a magnet. • The right side of the periodic table is where you can find the _______________ . • ...
Kangni's Science Crossword 2015-01-05
Across
- Elements in group 17 are called...
- The element with 27 protons
- A vertical column of elements in the periodic table
- Elements in group 1 are called...
- A horizontal row of elements in the periodic table
- A subatomic particle that has a negative charge
- The upwards force that fluids exert on matter
- The element with the symbol Sb
- A subatomic particle that has no charge and that is found in the nucleus of an atom
- Resistance to flow
- An atom's central region, which is made up of protons and neutrons
Down
- The smallest unit of an element that maintains the properties of that element
- The element with the symbol Hg
- The only element found in Group 1 and Period 1
- Elements in group 2 are called...
- The element with the symbol Cu
- The element that has 3 protons
- The element that has 79 protons
- Elements in group 18 are called...
- The element with 12 electrons on the periodic table
20 Clues: Resistance to flow • The element with 27 protons • The element with the symbol Hg • The element with the symbol Cu • The element that has 3 protons • The element with the symbol Sb • The element that has 79 protons • Elements in group 2 are called... • Elements in group 1 are called... • Elements in group 17 are called... • Elements in group 18 are called... • ...
Tri 1 Science by Cody Spaeth 2015-11-25
Across
- The process of liquid water turning into gas.
- The process of water entering the earth surfaces.
- The sky is this sphere.
- How water falls from the sky.
- The building blocks to everything.
- gas The category that is the least likely to react.
- Water is in this sphere.
- The process that dead plants and animals go through when they are resting on the ground
- The rows on a periodic table.
- An atom with an uneven number of protons and electrons.
Down
- The earth is this sphere.
- The process of liquid water turning into gas from plants.
- We are in this sphere.
- The process of gas water turning into liquid water in the sky.
- The columns on a periodic table.
- The center of an atom.
- The process plants use to turn CO2 and sunlight into sugar.
- The process of water running over the surface of the earth.
- The category that most of the periodic table is.
- The category between metals and nonmetals
20 Clues: We are in this sphere. • The center of an atom. • The sky is this sphere. • Water is in this sphere. • The earth is this sphere. • How water falls from the sky. • The rows on a periodic table. • The columns on a periodic table. • The building blocks to everything. • The category between metals and nonmetals • The process of liquid water turning into gas. • ...
Chemistry 2017-02-08
Across
- mass Weight of element
- Vertical columns on the periodic table
- Dull, poor conductors, not reactive, gas
- Abbreviation of Element
- Made first periodic table of elements
- Ingredients before reaction
- Has positive charge
- Has neutral charge
- The number of atoms before and after a reaction are the same
- Horizontal rows on the periodic table
- Substance in simplest form
- The center of an atom
Down
- Electrons in the outermost layer
- A reaction when heat is created
- Two or more elements put together
- Has negative charge
- Ingredients produced after a reaction
- Space outside of the nucleus
- Form of matter that cannot be further broken down
- Non-Reactive, stable
- Have properties of metals and nonmetal
- Creation of a solid
- A reaction when heat is absorbed
- Suggested that electrons move from one orbital to the other in large steps
- Group of atoms linked together
- Shiny, conductor, reactive, solid
26 Clues: Has neutral charge • Has negative charge • Creation of a solid • Has positive charge • Non-Reactive, stable • The center of an atom • mass Weight of element • Abbreviation of Element • Substance in simplest form • Ingredients before reaction • Space outside of the nucleus • Group of atoms linked together • A reaction when heat is created • Electrons in the outermost layer • ...
Chemistry Unite Review 2017-02-08
Across
- substance in simplest form
- Center where protons and neutrons are
- non-reactive, stable
- carry a positive charge
- a reaction when heat is absorbed
- suggested that electrons moved from on orbital to another
- ingredients produced after a reaction
- The number of protons in a nucleus
- Does not conduct electricity, brittle
- Outermost shell of an atom
- Ingredients before reaction
- A column on the Periodic Table
- Amount of protons and neutrons in the atom
- Regions of space where the electrons might exists
- Abbreviation for something
Down
- carry a neutral charge
- carry a negative charge
- Two or more elements put together
- Made up of atoms
- a reaction when heat is created
- Horizontal line across the periodic table
- Scientist that made the periodic table
- creating a solid
- number of atoms before and after a reaction
- solid, shiny, good conductor, ductile, malleable
- Having properties of metals and non-metals
- another word for an element
27 Clues: Made up of atoms • creating a solid • non-reactive, stable • carry a neutral charge • carry a negative charge • carry a positive charge • substance in simplest form • Outermost shell of an atom • Abbreviation for something • Ingredients before reaction • another word for an element • A column on the Periodic Table • a reaction when heat is created • a reaction when heat is absorbed • ...
Atoms 2016-12-08
Across
- a diagram, a mental picture or an object that helps explain ideas
- The sum of protons and neutrons in the nucleus of an atom.
- located around the nucleus and it has a negative charge
- each column in the periodic table
- he founded atom and he called it atomos
- place wear you wash the dishes? (pun)
- located in the nucleus and it has a postive charge
- the first ever model created
- where all elements are and it also helps scientists
- I proud to be a ? (pun)
- a very small center of an atom
- what do you do to a wrinkled shirt? (pun)
Down
- he founded the electron
- he made the first ever periodic table
- not an exciting person? (pun)
- each row across the periodic table
- The number of protons in the nucleus of an atom.
- located in the nucleus and its neutral charge
- a fur seller? (pun)
- This man followed the yellow brick road? (pun)
20 Clues: a fur seller? (pun) • he founded the electron • I proud to be a ? (pun) • the first ever model created • not an exciting person? (pun) • a very small center of an atom • each column in the periodic table • each row across the periodic table • he made the first ever periodic table • place wear you wash the dishes? (pun) • he founded atom and he called it atomos • ...
Science G10 Week 10 2021-05-09
Across
- used to speed up reaction
- subatomic particle with no charge
- energy levels that surround subatomic particles
- horizontal row of periodic table
- someone who experimented with gold foil
- Group 1, period 3
- a man who proposed atomos in 440BCE
- collection of particles and heart of an atom
- subatomic particles on last shell
- subatomic particle with positive charge
- substance to slow a reaction
- element in group 2, period 7
- maximum number the second shell can hold
- maximum amount of electrons on first shell
Down
- organized chart for the elements
- a man who proved substances broke down the same
- an element that has the atomic weight of 12.011
- burning of a substance
- Russian chemist who created the periodic table
- object used in famous experiment
- element in group 1, period 4
- vertical columns of periodic table
- an example of oxidation
- are lighter or heavier elements at the bottom
- group 11, period 4
- an element that has the atomic weight of 28.085
26 Clues: Group 1, period 3 • group 11, period 4 • burning of a substance • an example of oxidation • used to speed up reaction • element in group 1, period 4 • substance to slow a reaction • element in group 2, period 7 • organized chart for the elements • object used in famous experiment • horizontal row of periodic table • subatomic particle with no charge • ...
Periodic Table Crossword 2021-07-26
Across
- the negatively-charged subatomic particle
- gaseous element with an atomic mass of 20amu
- the element found in group 2, period 4
- the element with atomic number 15
- the only metal that is liquid at room temperature
- element with highest atomic number on PT
- is always the same as the number of protons
- rows on the periodic table
- what we call an atom that is NOT neutral
- the number of neutrons most sodium (Na) atoms will have
- calculated by adding protons and neutrons
- the smallest element on the periodic table
Down
- the element in group 14, period 3
- the only nonmetal that is liquid at room temperature
- columns on the periodic table
- the element with one more proton than sulfur (S)
- how we refer to an atom with zero charge
- the charge of an ion with 8 protons and 7 electrons
- the element that has 26 electrons when neutral
- the element with 29 protons
- the element in group 18, period 6
21 Clues: rows on the periodic table • the element with 29 protons • columns on the periodic table • the element in group 14, period 3 • the element with atomic number 15 • the element in group 18, period 6 • the element found in group 2, period 4 • how we refer to an atom with zero charge • element with highest atomic number on PT • what we call an atom that is NOT neutral • ...
atoms and periodic table 2024-09-05
Across
- atoms are mostly ______ space
- If an atom has in imbalance of electrons and protons it will have a ______
- 2 elements with the same number of protons but different number of neutrons
- Combination of protons and nuetrons
- electrons found in the outer most shell are the ______ electrons
- found in period 2 and group 16
- found in period 2 and group 1
- protons and neutrons make up the ________ of an atom
- An element with a charge
- What is found in an orbital around the nucleus
- Charge of the neutron
Down
- the first element on the periodic table
- all elements in the same vertical column are in the same ________
- Charge of the proton
- generally found on the left of the periodic table
- How many protons are in an element
- atomic number is 11
- all elements in the same horizontal row
- atomic number is 6
- generally found on the right of the periodic table
- Charge of the electron
- special name for the gases in group 18
22 Clues: atomic number is 6 • atomic number is 11 • Charge of the proton • Charge of the neutron • Charge of the electron • An element with a charge • atoms are mostly ______ space • found in period 2 and group 1 • found in period 2 and group 16 • How many protons are in an element • Combination of protons and nuetrons • special name for the gases in group 18 • ...
Periodic Table Crossword 2023-04-30
Across
- Vertical rows on the periodic table
- A substance that is made up of atoms that are alike
- Model showing neutrons, protons, and electrons
- Bond between metal and nonmetal
- Element whose properties are between metals and solid nonmetals
- The positively charged center of an atom
- The smallest particle of an element that retains the element's properties
- Atoms of the same element that have different numbers of nuetrons
Down
- Group 17 on the periodic table
- Heterogenous mixture of which the particles will never settle
- A subatomic particle with a neutral charge
- Bond between nonmetals
- Horizontal rows on the periodic table
- An element or substance that is not a metal
- A subatomic particle with a positive charge
- Matter composed of two or more substances that can be separated by physical means
- A subatomic particle with a negative charge
- Two or more elements chemically combined with a fixed proportion
- A solid material that is hard, shiny, malleable, and ductile, with good electrical conductivity
- An atom with a charge
20 Clues: An atom with a charge • Bond between nonmetals • Group 17 on the periodic table • Bond between metal and nonmetal • Vertical rows on the periodic table • Horizontal rows on the periodic table • The positively charged center of an atom • A subatomic particle with a neutral charge • An element or substance that is not a metal • A subatomic particle with a positive charge • ...
Periodic Table Crossword Puzzle Emmy Conley 2023-05-01
Across
- Model showing neutrons, protons, and electrons
- Element whose properties are between metals and solid nonmetals
- A subatomic particle with a negative charge
- A negatively charged ion
- The smallest particle of an element that retains the element's properties
- An element or substance that is not a metal
- A subatomic particle with a positive charge
- A positively charged ion
- Horizontal rows on the periodic table
Down
- Bond between metal and nonmetal
- Atoms of the same element that have different numbers of nuetrons
- A subatomic particle with a neutral charge
- A substance that is made up of atoms that are alike
- A solid material that is hard, shiny, malleable, and ductile, with good electrical conductivity
- Vertical rows on the periodic table
- Two or more elements chemically combined with a fixed proportion
- Group 17 on the periodic table
- Bond between nonmetals
- The positively charged center of an atom
- An atom with a charge
20 Clues: An atom with a charge • Bond between nonmetals • A negatively charged ion • A positively charged ion • Group 17 on the periodic table • Bond between metal and nonmetal • Vertical rows on the periodic table • Horizontal rows on the periodic table • The positively charged center of an atom • A subatomic particle with a neutral charge • A subatomic particle with a negative charge • ...
Chemistry terms 2023-12-13
Across
- shows the number of each atom in a substance
- has a negative charge
- mass of one mole of substance
- contains both protons and neutrons
- group of atoms that have a charge
- hydrogen atom with two protons
- negative ion
- element with 4 valence electrons and central to life
- amount of substance
- negative charged subatomic particle
- positive ion
- subatomic particle with no charge
- electrons are gained and lost
- hydrogen atom with no neutron
- amount of substance in an substance
- the repeating of the periodic table
- abbreviation of an elements name
Down
- number of atoms in one mole
- group 17 on the periodic table
- the ability to attract electrons
- charged atom
- electrons are shared
- the number of protons in an atom
- outermost electron
- the column on the periodic table
- atoms of same element with different number of nuetrons
- hydrogen atom with a one neutron
- the area an object occupies
- period
- has a positive charge
30 Clues: period • charged atom • negative ion • positive ion • outermost electron • amount of substance • electrons are shared • has a negative charge • has a positive charge • number of atoms in one mole • the area an object occupies • mass of one mole of substance • electrons are gained and lost • hydrogen atom with no neutron • group 17 on the periodic table • hydrogen atom with two protons • ...
Atoms 2024-04-03
Across
- not an exciting person? (pun)
- located around the nucleus and it has a negative charge
- what do you do to a wrinkled shirt? (pun)
- a fur seller? (pun)
- where all elements are and it also helps scientists
- The number of protons in the nucleus of an atom.
- each row across the periodic table
- he made the first ever periodic table
- each column in the periodic table
- the first ever model created
- a very small center of an atom
Down
- he founded the electron
- located in the nucleus and it has a postive charge
- place wear you wash the dishes? (pun)
- I'm proud to be an ? (pun)
- The sum of protons and neutrons in the nucleus of an atom.
- This man followed the yellow brick road? (pun)
- a diagram, a mental picture or an object that helps explain ideas
- he founded atom and he called it atomos
- located in the nucleus and its neutral charge
20 Clues: a fur seller? (pun) • he founded the electron • I'm proud to be an ? (pun) • the first ever model created • not an exciting person? (pun) • a very small center of an atom • each column in the periodic table • each row across the periodic table • place wear you wash the dishes? (pun) • he made the first ever periodic table • he founded atom and he called it atomos • ...
CHEMICAL BONDS 2025-11-06
Across
- structure of most of the salts at room temperature
- ... is formed when two or more elements combined
- an element that has properties of metals and non-metals
- chemical bond that formed when elements sharing electrons
- atom that has positive net charge
- The Russian scientist who developed the first widely accepted periodic table
- type of ion that has extra electron(s)
- elements that have seven valence electrons
- the only non-metal in group 1
- the horizontal rows of periodic table
Down
- type of molecules that usually formed from ionic bond
- ... number is the amount of protons of element
- ... metals is a group of elements that have single electron valence
- type of bonding you will find in aluminium foil
- chemical bond that requiring electron(s) transfer
- the outermost electrons involved in bonding
- the element that was discovered by Marie Curie for its radioactivity
- a particle that has gained or lost electron(s)
- group of elements that have 8 valence electrons
- the vertical columns of periodic table
20 Clues: the only non-metal in group 1 • atom that has positive net charge • the horizontal rows of periodic table • type of ion that has extra electron(s) • the vertical columns of periodic table • elements that have seven valence electrons • the outermost electrons involved in bonding • ... number is the amount of protons of element • ...
The Fundamentals of Chemistry 2019-01-16
Across
- What is a vertical column of the periodic table called?
- They are very reactive with Group 1 & 2.
- They are all radioactive.
- They are rare earth metals.
- They are good conductors.
- What is it called when the periodic table is organized whether by element?
- What is it called if an atom gains an electron?
- They are very reactive with Group 17.
Down
- What is a horizontal row of the periodic table called?
- They are reactive with Group 17.
- What can change their identities?
- What are emitting particles and radiation?
- Properties of both metals and non metals.
- It is usually denoted by color.
- What is it called if an atom loses an electron?
- They are very stable, colorless and odorless.
16 Clues: They are all radioactive. • They are good conductors. • They are rare earth metals. • It is usually denoted by color. • They are reactive with Group 17. • What can change their identities? • They are very reactive with Group 17. • They are very reactive with Group 1 & 2. • Properties of both metals and non metals. • What are emitting particles and radiation? • ...
The Periodic Table and its Trends 2024-05-06
Across
- sum of all the protons and neutrons in an atom
- electrons in the outermost energy level of an atom
- This family is unreactive
- Same amount of subatomic particles except for neutrons
- number of protons in an atom
- These are located in the left side of the periodic table
- A negatively charged ion
- Atom that gained or lost electrons
Down
- These are located in the right side of the periodic table
- Subatomic particles that are negative
- A positively charged ion
- These are located in at the staircase on the periodic table
- Subatomic particles that is neutral
- the simplest form of a pure substance
- Subatomic particles that are positive
- Center part of an atom containing subatomic particles
16 Clues: A positively charged ion • A negatively charged ion • This family is unreactive • number of protons in an atom • Atom that gained or lost electrons • Subatomic particles that is neutral • Subatomic particles that are negative • the simplest form of a pure substance • Subatomic particles that are positive • sum of all the protons and neutrons in an atom • ...
Atom vocab 2025-04-25
Across
- group 17 of the periodic table
- positive charged subatomic particle
- the number of protons in an atom (identifies the element)
- brittle poor conductor of electricity
- the total mass of an atom (protons + neutrons)
- have full outer shells, stable, not likely to react
Down
- horizontal rows of the periodic table
- neutral subatomic particle found in the nucleus
- a positive, or negative charged particle of group of atoms
- negative subatomic particle plays a key role electrical current
- arrangement of chemical elements in order of atomic number
- visual representation of bonds between atoms
- malleable (bendable) good conductors of electricity and or heat
- vertical columns of the periodic table
- elements that have a different number of neutrons than protons
- building block of all matter
16 Clues: building block of all matter • group 17 of the periodic table • positive charged subatomic particle • horizontal rows of the periodic table • brittle poor conductor of electricity • vertical columns of the periodic table • visual representation of bonds between atoms • the total mass of an atom (protons + neutrons) • neutral subatomic particle found in the nucleus • ...
THE PERIODIC TABLE 2023-01-30
Across
- The elements that belong to group 16 of the modern periodic table
- Sequences of elements in periodic table with increasing number of electron shells
- A Russian chemist and is considered the "father" of the periodic table
- A molecule or ion that can react both as an acid and as a base
- The process by which an atom or a molecule acquires a negative or positive charge by gaining or losing electrons, often in conjunction with other chemical changes
Down
- Elements in group 3 to 12 in periodic table
- Chemical property that describes the tendency of an atom or a functional group to attract electrons toward itself
- Nonmetallic elements that constitute Group 17 (Group VIIa) of the periodic table
- Trend of atomic size across a period in perodic table
- Sequences of elements in periodic table in order of increasing atomic number
10 Clues: Elements in group 3 to 12 in periodic table • Trend of atomic size across a period in perodic table • A molecule or ion that can react both as an acid and as a base • The elements that belong to group 16 of the modern periodic table • A Russian chemist and is considered the "father" of the periodic table • ...
Atoms Review 2022-12-15
Across
- Unreactive group in the periodic table.
- A vertical row of elements in the periodic table.
- An atom that has the same number of protons but a different number of electrons.
- Subatomic particle with a positive charge.
- Subatomic particle with a negative charge.
- The sum of the number of protons and neutrons in the nucleus of an atom.
Down
- A unit of an element that maintains the properties of that element.
- A region around the nucleus of an atom where electrons are found.
- Subatomic particle with no charge.
- Combine with most metals to form salts.
- The number of protons in an element.
- A horizontal row of elements in the periodic table.
- Law that states the properties of elements in the periodic table change in a pattern.
13 Clues: Subatomic particle with no charge. • The number of protons in an element. • Unreactive group in the periodic table. • Combine with most metals to form salts. • Subatomic particle with a positive charge. • Subatomic particle with a negative charge. • A vertical row of elements in the periodic table. • A horizontal row of elements in the periodic table. • ...
Review - Periodic Table and Atoms 2023-12-08
Across
- The largest element category of the periodic table.
- The atomic _____ is a decimal value on an element tile because it is an average value for all atom variations of an element.
- The outer most shell electrons are known as _________ electrons. When full, an atom is most stable.
- The element category that is considered to be poor conductors of heat and electricity.
- Atoms with the SAME number of protons but different number of neutrons (i.e., different versions of the same element).
- The rows of the periodic table.
Down
- The groups of the periodic table are also known as ________.
- The _____________ created by the metalloids divides the two other element categories (metals and non-metals).
- made two or more atoms bonded to each other by a chemical reaction.
- The periodic table organizes elements according to their physical and chemical ___________________.
- ________'s work led to the modern periodic table and he was able to accurately predict undiscovered element properties.
- A molecule made of two or more elements which gives it different properties from the individual elements.
- For metals, are you more right to left and top to bottom their ______ increases.
- The name given to an atom when it gains or loses electrons.
14 Clues: The rows of the periodic table. • The largest element category of the periodic table. • The name given to an atom when it gains or loses electrons. • The groups of the periodic table are also known as ________. • made two or more atoms bonded to each other by a chemical reaction. • For metals, are you more right to left and top to bottom their ______ increases. • ...
Chemistry crossword-Andrea M. 9-H 2019-11-09
Across
- vertical column of elements in the periodic table
- a group 18 elements in the periodic table
- when an element absorbs heat
- 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
- element that has both metallic and nonmetallic properties
- dull, brittle element that does not conduct electricity
- group 2 elements in the periodic table; their reactivity is not as strong as that of the alkali metals
- pure substance that can't be broken down into other substances
- chemical combination of two or more elements
- pure substance formed when at least one metal and one non-metal combine
Down
- ability of a substance to conduct electricity or heat
- a system of warning symbols on hazardous materials
- a table in which the elements are organized by their physical and chemical properties
- change that results when two or more substances react to create a different substance or substances
- mass of one atom of an element
- pure substance formed when at least two non-metals combine
- a material that electric charge can move through easily
- chemistry) vertical column of elements in the periodic table
- a reaction that takes place when two or more substances react to form new substances
- anything that has mass and occupies space
- the smallest part of an element
- neutral particle in the nucleus of an atom
- when an element gives of heat
- positively charged centre of an atom; contains protons and neutrons
25 Clues: when an element absorbs heat • when an element gives of heat • mass of one atom of an element • the smallest part of an element • a group 18 elements in the periodic table • anything that has mass and occupies space • neutral particle in the nucleus of an atom • chemical combination of two or more elements • vertical column of elements in the periodic table • ...
6th Prop of Atoms & Molecules L 1-15 Vocab Crossword 2021-11-19
Across
- group of chemically connected atoms
- substance that cannot be broken down by ordinary chemical means
- a bond formed by transferring of electrons
- an element with an electrical charge due to missing or extra electrons
- adding of oxygen to a molecule
- elements in the center columns of the periodic table, labeled with the letter B
- two of the same type of atom bonded together
- column of the periodic table
- row of the periodic table
Down
- removal of oxygen from a molecule
- two or more different kinds of atoms bonded together
- number of protons in an atom
- recycling of carbon for reuse by plants and animals
- number of protons plus the number of neutrons in an atom
- electrically neutral (neither + nor - )in the nucleus of an atom
- bond formed when thousands of atoms freely share their electrons
- positively charged particle (+) in the nucleus of an atom
- non-reactive
- negatively charged particle orbiting the nucleus of an atom
- molecules formed by sharing of electrons
20 Clues: non-reactive • row of the periodic table • number of protons in an atom • column of the periodic table • adding of oxygen to a molecule • removal of oxygen from a molecule • group of chemically connected atoms • molecules formed by sharing of electrons • a bond formed by transferring of electrons • two of the same type of atom bonded together • ...
Gr 9 Chemistry Review 2015-05-05
Across
- Has a different number of neutron than protons
- All atoms want to become chemically/structurally stable by filling in the outer orbital
- Mass number minus atomic number give you the number of ..
- Most elements in the Periodic Table are ..
- ion Na+
- Electrons, Protons, Neutrons
- Al
- Horizontal row in the Periodic Table
- The charge of an electron
Down
- Atomic mass is 12
- Vertical column in the Periodic Table
- Charged atoms
- Pure substance
- Location of protons
- Subatomic particle involved in chemical changes
- The outer shell of electrons
- Atomic number 20
- Subatomic particle with a positive charge
- Number of electrons in the first energy level(orbit) in Bohr-Rutherford diagrams
- All members of this group are stable (unreactive)
- Number of protons/electrons in the neutral atom
- Lose electrons
- This goes in the top left in Standard Atomic Notation
- An ion with a negative charge has .... electrons
- O2-
25 Clues: Al • O2- • ion Na+ • Charged atoms • Pure substance • Lose electrons • Atomic number 20 • Atomic mass is 12 • Location of protons • The charge of an electron • The outer shell of electrons • Electrons, Protons, Neutrons • Horizontal row in the Periodic Table • Vertical column in the Periodic Table • Subatomic particle with a positive charge • Most elements in the Periodic Table are .. • ...
The periodic table 2015-06-29
Across
- least reactive group one element
- most reactive group seven element
- elements in this group have full electron shells
- these elements form coloured compounds
- form of carbon that conducts electricity
- these elements react with metals to make salts
- metals group 1 of the periodic table
- oxide that reacts with both acids and bases
- elements found uncombined in the Earth's crust
Down
- this element is named after its colour
- vertical column of the periodic table
- element with the highest melting point
- metal with a melting point below standard temperature
- elements are arranged in order of this number
- element named after the creator of the modern periodic table
- this tells us how many outer electrons an element has
- this tells us how many occupied energy levels an element has
- elements with low melting and boiling points
- this element burns with a lilac flame
- this element is named after its colour in the gas phase
- this group contains elements in three different states of matter
21 Clues: least reactive group one element • most reactive group seven element • metals group 1 of the periodic table • vertical column of the periodic table • this element burns with a lilac flame • this element is named after its colour • element with the highest melting point • these elements form coloured compounds • form of carbon that conducts electricity • ...
Chemistry 2016-06-13
Across
- The vertical columns in the periodic table are known as...
- The change of state from a gas to a liquid
- A solution with a pH value less than 7
- The horizontal rows in the periodic table are known as...
- Halogens tend to be very ...
- An example of an exothermic reaction
- The middle block of the periodic table is called the...
- What substance do acids need to to give their typical acid reactions?
- A reaction with oxygen to release energy
- Fluorine gas is an example of a ...
Down
- Alkalis contain... (ions)
- The gain of oxygen
- An acidity or alkalinity of a substance can be shown using an...
- An example of an endothermic reaction
- A gas that turns limewater cloudy
- The change of state from solid to gas
- The number of bonds that can form
- Gives oxygen to another substance
- Group 1 metals get ... reactive down the group
- A substance that speeds up a reaction
- Acids contain... (ions)
21 Clues: The gain of oxygen • Acids contain... (ions) • Alkalis contain... (ions) • Halogens tend to be very ... • A gas that turns limewater cloudy • The number of bonds that can form • Gives oxygen to another substance • Fluorine gas is an example of a ... • An example of an exothermic reaction • An example of an endothermic reaction • The change of state from solid to gas • ...
Periodic Table Crossword 2023-04-30
Across
- Vertical rows on the periodic table
- A substance that is made up of atoms that are alike
- Model showing neutrons, protons, and electrons
- Bond between metal and nonmetal
- Element whose properties are between metals and solid nonmetals
- The positively charged center of an atom
- The smallest particle of an element that retains the element's properties
- Atoms of the same element that have different numbers of nuetrons
Down
- Group 17 on the periodic table
- Heterogenous mixture of which the particles will never settle
- A subatomic particle with a neutral charge
- Bond between nonmetals
- Horizontal rows on the periodic table
- An element or substance that is not a metal
- A subatomic particle with a positive charge
- Matter composed of two or more substances that can be separated by physical means
- A subatomic particle with a negative charge
- Two or more elements chemically combined with a fixed proportion
- A solid material that is hard, shiny, malleable, and ductile, with good electrical conductivity
- An atom with a charge
20 Clues: An atom with a charge • Bond between nonmetals • Group 17 on the periodic table • Bond between metal and nonmetal • Vertical rows on the periodic table • Horizontal rows on the periodic table • The positively charged center of an atom • A subatomic particle with a neutral charge • An element or substance that is not a metal • A subatomic particle with a positive charge • ...
Treasures of the Earth ''Metals" 2021-01-21
Across
- What happened when you burn malachite?
- Which one on the periodic table has the number 29?
- Which one on the periodic table has the number 26?
- All that bonding with atoms make this?
- What did carbon dioxide and iron make?
- What is the name for pure carbon?
- Which metal doesn't bond well with gold?
- Are always in the elements?
- What type of copper was formed as weapons?
- Which form of copper was produced first?
- Which one on the periodic table has the number 13?
Down
- What did copper do in Egyptian times as surgical utensils?
- What are the positive atoms?
- The most beautiful metal is?
- What weakness metals after you are done smelting it?
- What element mixed with tin and copper create this?
- What are the negative atoms?
- What is invisible to people's eyes?
- Which one of these elements was mixed with steel?
- What is the name of this combination of metal and rubber?
20 Clues: Are always in the elements? • What are the positive atoms? • The most beautiful metal is? • What are the negative atoms? • What is the name for pure carbon? • What is invisible to people's eyes? • What happened when you burn malachite? • All that bonding with atoms make this? • What did carbon dioxide and iron make? • Which metal doesn't bond well with gold? • ...
Form 2s Revision 2021-03-23
Across
- term used to describe liquids that do not mix
- used to separate solutions
- coined the term 'atomos"
- neutral particles
- theorized the plum pudding model of an atom
- liquid that comes through filter paper
- apparatus that uses force to separate suspensions
- example of a colloid
- horizontal row in Periodic Table
- first element in the Periodic Table
- found in nucleus with a positive charge
- smallest indivisible particle
- used to separate inks and dyes
- a solution which is a solid in a solid
Down
- substance that is dissolved
- type of colloid
- element in metalloids
- chemically combined
- made up of same type of atom
- separates suspensions
- tend to look cloudy
- large particles
- when two or more substances are not chemically combined
- metal that is liquid at room temperature
- solid particles after suspension is separated
- discovered the neutron
- solution where solvent is a gas
- vertical column in Periodic Table
- does the dissolving
29 Clues: type of colloid • large particles • neutral particles • chemically combined • tend to look cloudy • does the dissolving • example of a colloid • element in metalloids • separates suspensions • discovered the neutron • coined the term 'atomos" • used to separate solutions • substance that is dissolved • made up of same type of atom • smallest indivisible particle • ...
Atoms 2016-12-08
Across
- This man followed the yellow brick road? (pun)
- the first ever model created
- place wear you wash the dishes? (pun)
- located in the nucleus and its neutral charge
- where all elements are and it also helps scientists
- The number of protons in the nucleus of an atom.
- he founded atom and he called it atomos
- located around the nucleus and it has a negative charge
- each column in the periodic table
Down
- I proud to be a ? (pun)
- not an exciting person? (pun)
- a fur seller? (pun)
- he made the first ever periodic table
- what do you do to a wrinkled shirt? (pun)
- The sum of protons and neutrons in the nucleus of an atom.
- a diagram, a mental picture or an object that helps explain ideas
- he founded the electron
- located in the nucleus and it has a postive charge
- each row across the periodic table
- a very small center of an atom
20 Clues: a fur seller? (pun) • I proud to be a ? (pun) • he founded the electron • the first ever model created • not an exciting person? (pun) • a very small center of an atom • each column in the periodic table • each row across the periodic table • he made the first ever periodic table • place wear you wash the dishes? (pun) • he founded atom and he called it atomos • ...
Atoms 2016-12-08
Across
- what do you do to a wrinkled shirt? (pun)
- a fur seller? (pun)
- This man followed the yellow brick road? (pun)
- he founded atom and he called it atomos
- each row across the periodic table
- The sum of protons and neutrons in the nucleus of an atom.
- not an exciting person? (pun)
- located in the nucleus and its neutral charge
- where all elements are and it also helps scientists
- The number of protons in the nucleus of an atom.
- a very small center of an atom
Down
- each column in the periodic table
- located around the nucleus and it has a negative charge
- he founded the electron
- I proud to be a ? (pun)
- he made the first ever periodic table
- located in the nucleus and it has a postive charge
- place wear you wash the dishes? (pun)
- the first ever model created
- a diagram, a mental picture or an object that helps explain ideas
20 Clues: a fur seller? (pun) • he founded the electron • I proud to be a ? (pun) • the first ever model created • not an exciting person? (pun) • a very small center of an atom • each column in the periodic table • each row across the periodic table • he made the first ever periodic table • place wear you wash the dishes? (pun) • he founded atom and he called it atomos • ...
Chemistry Crossword 2018-01-25
Across
- Total number of protons + neutrons.
- Has Hydrogen and Carbon in it.
- Add mass to the atom.
- Do not add mass to the atom
- The elements on the stair line.
- Most reactive.
- Has Calcium and Barium.
- Tells the number of protons.
Down
- the study of the elements
- The group to the right of the Transition Metals and to the left of the Metallloids.
- Atoms will always react until they have a full shell.
- The bottom group of the 2 that is usually under, and do not fit into, the Periodic Table.
- Top group of the 2 that is usually under and do not fit into the Periodic Table.
- an element with an electric charge formed formed loss or gain in electrons.
- thing that holds all of the elements
- Do not react at all.
- Will never change, because it will become a different element.
- Most reactive non-metals.
- The letters of the elements.
- the guy who made the periodic table
20 Clues: Most reactive. • Do not react at all. • Add mass to the atom. • Has Calcium and Barium. • the study of the elements • Most reactive non-metals. • Do not add mass to the atom • The letters of the elements. • Tells the number of protons. • Has Hydrogen and Carbon in it. • The elements on the stair line. • Total number of protons + neutrons. • the guy who made the periodic table • ...
Chemistry Crossword 2018-01-24
Across
- Total number of protons + neutrons.
- an atom with an electric charge due to loss or gain of electrons
- thing that holds all of the elements
- The group to the right of the Transition Metals and to the left of the Metallloids.
- the guy who made the periodic table
- Most reactive.
- The bottom group of the 2 that is usually under, and do not fit into, the Periodic Table.
- Most reactive non-metals.
Down
- Will never change, because it will become a different element.
- Tells the number of protons.
- Top group of the 2 that is usually under and do not fit into the Periodic Table.
- Has Calcium and Barium.
- the study of the elements
- The elements on the stair line.
- Has Hydrogen and Carbon in it.
- Do not react at all.
- Atoms will always react when they have a full shell.
- Do not add mass to the atom
- The letters of the elements.
- Add mass to the atom.
20 Clues: Most reactive. • Do not react at all. • Add mass to the atom. • Has Calcium and Barium. • the study of the elements • Most reactive non-metals. • Do not add mass to the atom • Tells the number of protons. • The letters of the elements. • Has Hydrogen and Carbon in it. • The elements on the stair line. • Total number of protons + neutrons. • the guy who made the periodic table • ...
Sudduth - Chemistry 2019-10-17
Across
- What is made when a reaction occurs
- reactive with water but not as much as alkali
- A property which cannot be experienced with the 5 senses
- Atoms bonded together
- The smallest part of any element
- 118 of them found in the periodic table
- My favorite class
- chemicals combine in specific amounts
- a change which does not result in a new substance
- Having no visible parts
Down
- A property which can be experienced with the senses
- Mass of an atom
- Sinks to the bottom in a chemical reaction
- very reactive with water
- two of the same atoms together
- mass cannot be created or destroyed
- A mixture
- The things put on the left side of the yield sign
- change a change which results in a new substance
- a whole number comparison
- Visible parts of a mixture
- Man who organized periodic table
- table a way of organizing the known elements
23 Clues: A mixture • Mass of an atom • My favorite class • Atoms bonded together • Having no visible parts • very reactive with water • a whole number comparison • Visible parts of a mixture • two of the same atoms together • The smallest part of any element • Man who organized periodic table • What is made when a reaction occurs • mass cannot be created or destroyed • ...
Periodic Table crossword 2020-01-14
Across
- What you do to a wrinkled shirt
- Trick question! How many children does Danny Devito have
- Lowly reactive metals that are good conductors
- What are the horizontal rows of the periodic table called
- Trait group 1 has in common
- Properties are intermediate between those of metals and solid nonmetals or semiconductors
- How many periods are there
- Group 1
- The smallest particle of an element that retains all of the properties of an element
- Elements in the same group have the same amount of ______
- Another word for group
Down
- Least reactive family
- Found in toothpaste
- Located on the left side of the periodic table
- The atomic number of an atom is the number of ________ in the atoms nucleus
- Known as the father of the periodic table
- State of matter when a gas condenses
- Which group has two valence electrons
- Has atomic number of 82
- What state of matter are the particles closest together
- Found by the formula atomic mass - atomic number
21 Clues: Group 1 • Found in toothpaste • Least reactive family • Another word for group • Has atomic number of 82 • How many periods are there • Trait group 1 has in common • What you do to a wrinkled shirt • State of matter when a gas condenses • Which group has two valence electrons • Known as the father of the periodic table • Located on the left side of the periodic table • ...
science crossword 2020-01-14
Across
- gases odorless gases
- an uncharged particle
- cloud the space around the nucleus
- the release of ionizing radiation
- an element that doesn't conduct electricity
- metals very reactive elements
- when an atom loses or gains an electron its now a
- an element that varies between metal and nonmetal
- if you gain one of these its a new element
- ion when an atom loses an electron
- ion when an atom gains an electron
Down
- a column in the periodic table of elements
- number the number of protons in the nucleus
- made up of protons and neutrons(also the center of an atom)
- decay when a nucleus loses radiation
- 15 elements in the periodic table
- can be in multiple places around an atom at once
- metals metallic elements
- 5 nonmetallic elements in the periodic table
- metals strongly basic metals
- 15 metallic elements atomic number 89
- average mass unit
- a row of elements
- the same element with a different number of neutrons
- a substance with high electricity
25 Clues: average mass unit • a row of elements • gases odorless gases • an uncharged particle • metals metallic elements • metals strongly basic metals • metals very reactive elements • 15 elements in the periodic table • the release of ionizing radiation • a substance with high electricity • cloud the space around the nucleus • ion when an atom loses an electron • ...
The Periodic Table Crossword Puzzle 2023-09-03
Across
- The symbol of a noble gas found in period 5.
- Element with symbol "Hg".
- The first element in group 6A.
- The element preceding Copper in period 4.
- A metal with an atomic mass of 108.
- It is the heaviest noble gas.
- Element with a symbol "Os" found in period 6.
- The horizontal rows in the periodic table.
- The element with the symbol "Ba".
- Oganized the elements based on increasing atomic mass.
- He placed the inner transition metals below the periodic table.
Down
- Scientist who first arranged elements by increasing atomic number.
- The first element in group 3A.
- An element with an atomic mass of 14.
- The element that has the atomic number 70.
- An element usually found in smartphone batteries.
- The vertical columns in the periodic table.
- Element with the symbol "Na" and atomic number 11.
- A metal found in period 6, group 4A.
- The name of the group containing elements with a full valence shell.
20 Clues: Element with symbol "Hg". • It is the heaviest noble gas. • The first element in group 3A. • The first element in group 6A. • The element with the symbol "Ba". • A metal with an atomic mass of 108. • A metal found in period 6, group 4A. • An element with an atomic mass of 14. • The element preceding Copper in period 4. • The element that has the atomic number 70. • ...
Konstantinos Chemistry Vocab 2024-05-06
Across
- two or more atoms held together by bonds
- man made
- ability of a material to let heat or electricity flow through them
- vertical column on Periodic Table
- ability to react chemically with others elements
- number Infront of a chemical formula
- horizontal row on Periodic Table
- ability of substances to be turned into thin sheets
- particle with a positive charge
- characteristic of a substance that cannot be observed without changing the identity of the substance
- attraction between two opposite poles
Down
- substance that is doing the dissolving
- particle with a neutral charge
- simple substances
- temperature a substance has to be to change from liquid to solid
- total number of protons and neutrons
- particle with a negative charge
- ability to dissolve into another substance
- temperature that is needed to turn a substance from a solid to liquid
- smallest particle of an element
- element in the first group the the periodic table
21 Clues: man made • simple substances • particle with a neutral charge • particle with a negative charge • smallest particle of an element • particle with a positive charge • horizontal row on Periodic Table • vertical column on Periodic Table • total number of protons and neutrons • number Infront of a chemical formula • attraction between two opposite poles • ...
periodic table crossword 2024-11-22
Across
- most reactive nonmetals
- a alkali metal with an atomic mass of 6.94
- these elements have low melting points and are usually gases
- ions are formed from these
- gasses essentially nonreactive
- these gases are colorless
- how many lewis dots does magnesium have
- these elements are good conductors of heat and electricity
- metals the element with the atomic number of 11 belongs to this group
- first person to develop a periodic table by increasing mass
- this group can be oxidize in air
- a transition metal with twenty eight protons
Down
- this group is the most reactive nonmetals
- these have a negative charge
- the modern periodic table is organized by
- the number of charge depends on these
- these metals come from ores in earth´s crust
- a halogens with fifty three electrons
- how many lewis dots does sodium have
- who got credit for designing the periodic table
- these have a positive ion charge
- these elements shape can be easy or hard to change
- noble gas with two neutrons
- a alkaline metal with the symbol of Ra
24 Clues: most reactive nonmetals • these gases are colorless • ions are formed from these • noble gas with two neutrons • these have a negative charge • gasses essentially nonreactive • these have a positive ion charge • this group can be oxidize in air • how many lewis dots does sodium have • the number of charge depends on these • a halogens with fifty three electrons • ...
The Periodic Table by Anayeli Gonzalez 2025-10-05
Across
- Group 2, reactive but less than alkali metals
- Elements in groups 3–12, often colorful
- Properties repeat with atomic number
- Weighted average of isotopes' masses
- Pure substance made of one type of atom
- Arrangement of electrons in orbitals
- Rare earth elements below the main table
Down
- Dull, brittle, poor conductors
- Electrons in the outermost shell
- Tendency to undergo chemical change
- Group 17, very reactive nonmetals
- Vertical column on the periodic table
- Have properties of both metals and nonmetals
- Smallest unit of matter
- Number of protons in the nucleus
- Same element, different number of neutrons
- Shiny, malleable, good conductors
- Group 1, very reactive with water
- Group 18, inert and stable gases
- Horizontal row on the periodic table
20 Clues: Smallest unit of matter • Dull, brittle, poor conductors • Electrons in the outermost shell • Number of protons in the nucleus • Group 18, inert and stable gases • Group 17, very reactive nonmetals • Shiny, malleable, good conductors • Group 1, very reactive with water • Tendency to undergo chemical change • Properties repeat with atomic number • ...
Periodic Table of Elements Crossword Puzzle 2021-01-25
Across
- In group 18, the increase in the atomic size of the elements will......the attraction force between the atoms.
- Electron arrangement for Silicon, Si is 2.8.4. Silicon is located at Group.......
- Periods is located at the.......rows in the Periodic Table.
- Number of shells filled with electron for Nitrogen, N is two, therefore Nitrogen is located at period......
- Bleach is the example of Group.........
- ........ is used in battery production.
Down
- Group 1 elements are also knowns as......metals.
- All elements in Group 17 are soluble in organic solvent and do not conduct heat and........
- Group 17 elements are knowns as.......
- Reaction of Group 1 elements include water, oxygen gas, and.......gas.
- Group 18 are knowns as......gases or inert gases.
- Elements in the Periodic Table are arranged in ascending order of.......number.
- ........elements are placed in Group 3 and Group 12 in the Periodic Table of Elements.
- Who arrange the elements in the Periodic Table according to their increasing atomic mass?
- Verticle columns also called......
15 Clues: Verticle columns also called...... • Group 17 elements are knowns as....... • Bleach is the example of Group......... • ........ is used in battery production. • Group 1 elements are also knowns as......metals. • Group 18 are knowns as......gases or inert gases. • Periods is located at the.......rows in the Periodic Table. • ...
Emerson's Science Crossword 2020-11-27
Across
- there are five _____ in the periodic table, ex. Fluorine
- the _____ metals are very reactive and have low melting points
- the chemist who formulated the Periodic Law.
- a combination of different qualities, things, or emotions.
- a trait used to describe matter
- a colorless, odorless gas, with an atomic mass of 15
- has the symbol n on the periodic table
- when heat is applied to a solid and the solid starts to become a liquid that is its _______ point.
Down
- the ability of a substance to dissolve in solvent.
- the basic unit of a chemical element
- a state of matter
- On the ______ table are all the elements
- The ____ gases are very low in chemical reactivity
- a substance that is unable to be broken down into any other substance.
- the chemical element with the atomic number 16
15 Clues: a state of matter • a trait used to describe matter • the basic unit of a chemical element • has the symbol n on the periodic table • On the ______ table are all the elements • the chemist who formulated the Periodic Law. • the chemical element with the atomic number 16 • the ability of a substance to dissolve in solvent. • ...
Revision 2024-03-06
Across
- What is the pigment that makes plants green?
- What property of metals means that they can be hammered into different shapes?
- What is the waste product of aerobic respiration?
- What is the most reactive element in group 1?
- Elements in group 1 of the periodic table are also known as .........
- Elements in group 0 of the periodic table are also known as ..........
- What property of non-metals means that they can break easily?
- What can farmers use to give their crops extra minerals?
Down
- What is a substance made up of only one type of atom called?
- What mineral is needed for plants to make chlorophyll?
- What is the product if anaerobic respiration that gives us cramps?
- What happens if you pass an electrical current through a group 0 element?
- Elements are grouped together on the periodic table if they have similar ..........
- Elements in group 7 of the periodic table are also known as ..........
- What part of the plant is where gas exchange takes place?
- What is the type of respiration that does not require oxygen?
- What metal halide is formed when you react iron and iodine?
17 Clues: What is the pigment that makes plants green? • What is the most reactive element in group 1? • What is the waste product of aerobic respiration? • What mineral is needed for plants to make chlorophyll? • What can farmers use to give their crops extra minerals? • What part of the plant is where gas exchange takes place? • ...
Chapter 1 2025-06-30
Across
- An average value that takes account of the abundance of the isotopes of the element.
- The collection of metallic elements in the middle of the periodic table.
- The elements in Group 7 of the periodic table.
- This atomic model stated that the mass was concentrated at the centre of the atom and that the nucleus was charged.
- Atomic model devised after the discovery of the electron. The model suggests the atom is a ball of positive charge with negative electrons scattered through it.
- Elements that react to form positive ions. Found to the left and towards the bottom of the periodic table.
- gases The elements in Group 0 of the periodic table.
Down
- Elements that react to form negative ions. Found towards the right and top of the periodic table.
- Table of elements arranged in order of atomic number and such that elements with similar properties are in the same column (group).
- Positively charged subatomic particle present in the nucleus of the atom. Relative mass of 1.
- A mixture consists of two or more elements or compounds not chemically combined together.
- Atoms of the same element with the same number of protons but a different number of neutrons.
- The total number of protons and neutrons in the nucleus.
- Neutral subatomic particle present in the nucleus of the atom. Relative mass of 1.
- An atom or molecule with an electric charge due to the loss or gain of electrons.
- A procedure by which two liquids with different boiling points can be separated.
16 Clues: The elements in Group 7 of the periodic table. • gases The elements in Group 0 of the periodic table. • The total number of protons and neutrons in the nucleus. • The collection of metallic elements in the middle of the periodic table. • A procedure by which two liquids with different boiling points can be separated. • ...
Chemistry unit study guide 2016-02-10
Across
- positive charge
- chemical element in common with typical metals
- number of protons
- a substance on the periodic table
- elements that lacks metallic properties
- negative charge
- any element in the group O(helium)
- column of elements
Down
- element symbol
- row of elements
- middle part of atom
- Russian, creator of periodic table
- smallest part of molecule
- conductors of electricity, chemical reactivity
- mass of atomic particle
- patterns of electron density
- electron electron on edge of atom
- nuetral charge
18 Clues: element symbol • nuetral charge • row of elements • positive charge • negative charge • number of protons • column of elements • middle part of atom • mass of atomic particle • smallest part of molecule • patterns of electron density • a substance on the periodic table • electron electron on edge of atom • Russian, creator of periodic table • any element in the group O(helium) • ...
Chemistry Crossword 2022-05-20
Across
- Au
- Fe
- Co
- H
- A table that organizes all the elements based on their properties
- The horizontal rows on the periodic table
- The phrase used to identify electrons on the outermost energy level
- atomic number 16
- Sn
Down
- A subatomic particle that is negatively charged
- defines the identity of an atom
- unreactive elements that make up group 18
- The vertical columns on the periodic table
- A neutral particle in the nucleus
- Hg
- Elements that are good conductors,shiny,malleable,and ductile
- a pure substance made of only one atom
17 Clues: H • Au • Fe • Co • Hg • Sn • atomic number 16 • defines the identity of an atom • A neutral particle in the nucleus • a pure substance made of only one atom • unreactive elements that make up group 18 • The horizontal rows on the periodic table • The vertical columns on the periodic table • A subatomic particle that is negatively charged • ...
Structure of matter 2021-09-21
Across
- a group of elements in the periodic table
- a row of elements in the periodic table
- number number of protons inside the nucleus
- example: hydrogen
- no charge
Down
- structure of all matter
- table holds all the elements
- positive atom
- negative atom
- when there is a bound between atoms
- made from 2+ atoms that are different elements
11 Clues: no charge • positive atom • negative atom • example: hydrogen • structure of all matter • table holds all the elements • when there is a bound between atoms • a row of elements in the periodic table • a group of elements in the periodic table • number number of protons inside the nucleus • made from 2+ atoms that are different elements
Structure of matter 2021-09-21
Across
- a group of elements in the periodic table
- a row of elements in the periodic table
- number number of protons inside the nucleus
- example: hydrogen
- no charge
Down
- structure of all matter
- table holds all the elements
- positive atom
- negative atom
- when there is a bound between atoms
- made from 2+ atoms that are different elements
11 Clues: no charge • positive atom • negative atom • example: hydrogen • structure of all matter • table holds all the elements • when there is a bound between atoms • a row of elements in the periodic table • a group of elements in the periodic table • number number of protons inside the nucleus • made from 2+ atoms that are different elements
Chemistry 2018-10-29
Across
- ________ consist of only kind of atom
- the heaviest metal on the periodic table
- anything that takes up space and has mass
- number is the number of protons and neutrons
- a horizontal row on a period table
- many of the non metals and hydrogen
- Isotope is an _______ version of that atom
- there are seven elements that form _______ consisting of two atoms
- rings electrons live in something called shells or _________________
- metals another name for group 5
- table is a list of all the elements that can build matter
- element's ________ is an abbreviation for the element
- The periodic table is a little like the alphabet of.......
- pure substances composed of two or more different elements that are chemically joined are called
- what are a good conductors of heat and electricity
- electrons have _________ charge
- lightest non-metal
- the lightest metal on the periodic table
- gases what kind of gases are stable and do not react with anything
Down
- hundred fourteen how many elements are known at the present time
- metals what kind of metals are the most reactive metals
- atomic mass is the number of protons and ______
- adding a neutron makes an _________ of that atom
- only _______ and bromine can be found as liquid on the periodic table
- where are protons and neutrons found
- the ________ & neutrons are found in the center of the area
- determines the number of vaance electrons
- bond what kind of a bond occurs between a non metal and a metal
- the most reactive non-metals are the __________
- what do neutrons have none of
- electrons the electrons int the outermost shell of any element are called
- what kind of elements are more stable when joined in a pair
- what is it called when there ia a number beside the element's symbol?
- energy rings contain what
- atoms compounds always contain the same ratio of __________
- most of the elements on the periodic table occur as ______ at room tempertaure.
- matter is made up of....
- elements ______ be broken down into simpler type of matter
- how many electrons can the 3rd energy ring hold up too.
- what state of matter does iron appear at room temprature
- dot structure only shows the elements symbol and it's outer most electron shell
- model what shows all of the particles in the atom
42 Clues: lightest non-metal • matter is made up of.... • energy rings contain what • what do neutrons have none of • metals another name for group 5 • electrons have _________ charge • a horizontal row on a period table • many of the non metals and hydrogen • where are protons and neutrons found • ________ consist of only kind of atom • the heaviest metal on the periodic table • ...
Chemistry crossword 2024-06-03
Across
- positively charged central core of an atom, consisting of protons and neutrons and containing nearly all its mass.
- a positive subatomic particle found in the nucleus of an atom
- Table a quick reference for associating the name and symbol of an element.
- separating a mixture using a filter
- Mixture is uniform throughout, the substances are evenly mixed and cannot be visibly distinguished
- Formula The formula says what atoms, and how many of each type, are in the
- Number the number of protons in the nucleus of an atom
- the ability to undergo a chemical reaction with another atom, molecule, or compound.
- is a horizontal row of the periodic table.
- physical combinations of two or more different substances that retain their own individual properties and are combined physically (mixed together)
- a negatively charged subatomic particle found outside of the nucleus of the atom
- a subatomic particle with no charge (neutral) found in the nucleus of the atom
- what is doing the dissolving (many times water)
Down
- substance produced during a chemical reaction
- elements and compounds- substances cannot be separated physically
- process by which materials deteriorate due to a reaction with oxygen
- pure substances that are composed of two or more types of elements that are chemically combined
- Mixture is not uniform throughout, the component substances can be visibly distinguished
- number written below the line
- elements with similar properties that create a “staircase” on the periodic table
- substances that cannot be broken down into simpler substances
- elements with similar properties found on the right side of the “staircase” on the periodic table
- substances that begin the chemical reaction
- is a column of elements on the periodic table.
- what is being dissolved
- Mass the number of protons and neutrons in the atom, measured in AMU
- Substance substances that are made of only one type of particle
- of Conservation of Mass law that states that matter cannot be created nor destroyed
- pure substances that are composed of two or more types of elements that are chemically combined
- forms of the same element that contain equal numbers of protons but different numbers of neutrons
- elements with similar properties found on the left side of the “staircase” on the periodic table
- a mixture of a solute and solvent- homogeneous mixture
32 Clues: what is being dissolved • number written below the line • separating a mixture using a filter • is a horizontal row of the periodic table. • substances that begin the chemical reaction • substance produced during a chemical reaction • is a column of elements on the periodic table. • what is doing the dissolving (many times water) • ...
Week 8 Crossword 2024-09-09
Across
- The surname of the fourth golden ticket winner in "Charlie and the Chocolate Factory."
- The name of the mute protagonist of "Blabber Mouth."
- A word that sounds the same as another, but is spelled differently
- The surname of Erica's teacher in "Hating Alison Ashley."
- The name of Via's boyfriend in "Wonder".
- Given to third-placed athletes at the olympics. An alloy of copper and tin.
- looking good when photographed
- A country in Asia with the same name as the surname of a famous retired basketball star
- A device used to communicate over long distances
- A country with six states and two territories, federated in 1901.
- A natural glow-in-the-dark phenomenon found in plankton
- A nutrient that is very important for digestive health
- the only country in the world to begin with the letter "y"
- A country in Asia, Kuala Lumpur is its capital
- A micronutrient that is found in red meat and is important in preventing anaemia. It is "fe" on the periodic table.
- A large red rock in the centre of Australia.
Down
- A macronutrient responsible for giving people energy
- The name of the girl who showed Auggie around the school at the start of "Wonder".
- A micronutrient that is "k" on the periodic table. Lots of it is found in bananas.
- A micronutrient that is the 11th item on the periodic table. Its symbol is "na".
- The name of one of the geese in "The Wild Robot".
- The process used by a plant to make food from sunlight
- An important idea or belief. A word used a lot in "Wonder".
- Given to first-placed athletes at the olympics. "Au" on the periodic table.
- The name of the boy who is often unkind to Auggie in "Wonder".
- An exact replica of a piece of paper made by a machine
- An element of the periodic table, used to fertilise plants
- A micronutrient found in dairy products that helps make strong bones and teeth
- A macronutrient responsible for the building of muscle and repairing the body.
- Given to second-placed athletes at the olympics. "Ag" on the periodic table.
30 Clues: looking good when photographed • The name of Via's boyfriend in "Wonder". • A large red rock in the centre of Australia. • A country in Asia, Kuala Lumpur is its capital • A device used to communicate over long distances • The name of one of the geese in "The Wild Robot". • A macronutrient responsible for giving people energy • ...
Periodic table, formulas, state changes 2025-01-30
Across
- The elements in group 1 are called ____.
- The number belonging to each element that is a whole number and counts up from 1 to 118.
- The weight, or mass, or an element's atoms.
- The name of the group containing Chlorine and Fluorine
- Metals are found on the ____ side of the periodic table.
- The last name of the person credited with creating the modern periodic table.
- The term for the one or two letters used to represent each element.
- The state of matter where water molecules are close together but can glide past each other.
- The name for the little number 2 after the oxygen in the formula CO₂ to show there are two oxgyen atoms in carbon dioxide.
- Metals have ____ ion charges.
- The elements along the diagonal line separating metals from non-metals have properties in between the two (also called semi-metals).
- The alkaline earth metal in period 3.
- The name of the element with the symbol Fe.
- Non-metals are found on the ____ side of the periodic table.
- The name of the element in group 15 period 2.
Down
- The name of the elements found in groups 3-12
- The state change from gas to liquid.
- The state of matter where molecules or atoms have the least energy.
- The element usually shown at the top of group 1 that is NOT a metal.
- The large number out in front of a formula that tells you how many molecules there are. For example, the 3 in 3O₂ which represents three oxygen molecules.
- The very unreactive gases found in group 18.
- A type of atom found on the periodic table. Also the term for a chemical substance made of only one type of atom. For example: Na, O₂, P₄
- The name of the element in group 6 period 4.
- The state change from solid directly into gas. (Dry ice does this!)
- The proper term for a row (across) of elements on the periodic table.
- Non-metals have ____ ion charges.
- A chemical substance made of two or more different types of atoms. For example: NaCl, CO₂, H₂O
- The state change from liquid to gas.
- The least reactive element in period 2.
- The proper term for a column (up and down) of elements on the periodic table.
30 Clues: Metals have ____ ion charges. • Non-metals have ____ ion charges. • The state change from gas to liquid. • The state change from liquid to gas. • The alkaline earth metal in period 3. • The least reactive element in period 2. • The elements in group 1 are called ____. • The weight, or mass, or an element's atoms. • The name of the element with the symbol Fe. • ...
Chapter 5 Physical Science 2021-12-06
Across
- Sodium is an _________ metal.
- As you read across a period, the ___ number increases by one
- The number of ____ electrons determines an element's chemical properties
- Chlorine is a _________ gas.
- Reactive elements, such as alkali metals and halogens, are found in nature only in _______.
- Elements in the same _____ have the same number of valence electrons.
- Sodium, chromium, and copper are all _____.
- The atomic mass unit is the weighted average of the masses of the _____ of an element found in nature.
- Elements can be classified as metals, nonmetals, and _____.
- A ________ is a row on the periodic table.
Down
- Mendeleev's periodic table was useful because it enabled scientists to predict properties of unknown _____.
- The column on the far left of the periodic table contains the most _____ metals.
- As you move from left to right across a period, the number of valence electrons _____.
- Mendeleev organized elements in his periodic table in order of increasing ____.
- The atomic number is the number of ____ and electrons in an atom.
- One-twelfth the mass of a carbon-12 atom is used to define an atomic mass ____.
- Although they are called neon lights, they can contain any ______ gas.
- A _______ is a column on the periodic table.
- Which element is found in most of the compounds in your body except for water.
19 Clues: Chlorine is a _________ gas. • Sodium is an _________ metal. • A ________ is a row on the periodic table. • Sodium, chromium, and copper are all _____. • A _______ is a column on the periodic table. • Elements can be classified as metals, nonmetals, and _____. • As you read across a period, the ___ number increases by one • ...
Grace's Crossword Puzzle 2026-02-27
Across
- A scientific vocabulary for a chemical reaction that releases heat energy to the surrounding environment
- The raw materials in a chemical reaction
- A property of substances that break when bent or hit
- An element in the periodic table with an element symbol of F
- A compound of one hydrogen atom and one chlorine atom
- A substance which is made of two or more elements that are chemically bonded together
- A law that states that in any closed system, matter is neither created nor destroyed during a chemical reaction or a physical reaction
- A scientific vocabulary for a chemical reaction that absorbs heat energy from the surrounding environment
- Synonym of the outermost shell in atoms
- The burning of a substance in the presence of oxygen
- An uncharged subatomic particle
- Two substances are formed during combustion, which are water and _____________.
- Set group of two or more atoms joined together
- Elements that exist as one atom
- A subatomic particle that has the same mass as the neutron
Down
- A compound of two hydrogen atoms, one sulfur atom and four oxygen atoms
- A property of substances that can be hammered or bent into different shapes without shattering
- The temperature at which a substance melts
- The new substances created after the reaction has occured
- The rows in the periodic table
- A Danish physicist that developed the Nuclear Model in 1913
- The columns in the periodic table
- The creator of the periodic table
- Three things that are required for combustion to happen is oxygen, heat, ____.
- A scientific vocabulary for fizzing or bubbling
- contains different kinds of atoms jumbled up but not joined together
- An element in the periodic table with an element symbol of C
- Physical changes are often easily _________.
- A ceramic container in which metal or other substances can be melted into very high temperatures
- Breaking down complex substances into simpler substances
- ___ substances are formed
- A substance that can't be broken down into any other substances
- The simplest particle of matter, which we think of as being like a tiny ball
- The direction of the first electron in each shell
- Elements that exist as two atoms
- A subatomic particle that its mass is usually treated as zero
- Elements in group 0 of the periodic table that are nonreactive due to their complete valence shells
- Different atoms of the same element that contain the same number of protons but a different number of neutrons
- Scientific vocabulary for nonreactive
- An element in the periodic table with an element symbol of K
40 Clues: ___ substances are formed • The rows in the periodic table • An uncharged subatomic particle • Elements that exist as one atom • Elements that exist as two atoms • The columns in the periodic table • The creator of the periodic table • Scientific vocabulary for nonreactive • Synonym of the outermost shell in atoms • The raw materials in a chemical reaction • ...
Semester 1 Review 2022-12-08
Across
- A mixture that can easily be separated
- Subatomic part with no charge
- Motion of an object
- heat energy moves from hotter objects to __________ objects
- Where electrons can be found on an atom
- A mixture that cannot be easily separated
- Subatomic part with a negative charge
- most of the energy that we use on earth originally came from here
- A vertical row on the periodic table
Down
- Positive subatomic part
- Energy that is stored within chemical bonds in matter
- energy transferred through electromagnetic waves such as visible light, ultraviolet light or x-rays
- Energy flowing in an electrical circuit
- This is how elements are arranged on the periodic table
- the ability to do work
- Due to the motion and position of an object
- Stored energy
- A horizontal row on the periodic table
- Where protons and neutrons can be found in an atom
- Energy that is associated with the motions of the particles
20 Clues: Stored energy • Motion of an object • the ability to do work • Positive subatomic part • Subatomic part with no charge • A vertical row on the periodic table • Subatomic part with a negative charge • A mixture that can easily be separated • A horizontal row on the periodic table • Energy flowing in an electrical circuit • Where electrons can be found on an atom • ...
Periodic Table Crosswrod 2020-09-19
Across
- Number of groups in the periodic table
- One thing groups are categorized in
- Least reactive family in the periodic table
- Assigned by the number of electron levels
- The number of protons and neutrons added
- Greek scientist who discovered atoms
- The side metals are found on
- Number of electron levels in period six
- Amount of neutrons if atomic mass is 1, and there is 1 proton
- The element with the symbol K
- Pure substance made up of 1 type of atom
Down
- The elements found by the step-like line
- Number of periods in the periodic table
- The number of protons and electrons
- True/False: There is an element without a proton
- What causes silver to slowly turn brown
- One of the most reactive families/groups
- The side non-metals are found on
- Element found in same group as gold and silver
- amount of neutrons if atomic number is 21 and atomic mass is 45
20 Clues: The side metals are found on • The element with the symbol K • The side non-metals are found on • One thing groups are categorized in • The number of protons and electrons • Greek scientist who discovered atoms • Number of groups in the periodic table • Number of periods in the periodic table • What causes silver to slowly turn brown • Number of electron levels in period six • ...
Science week 10 2020-07-06
Across
- The combination of two or more elements
- dihydrogen oxide
- Most common element in the universe.
- Heaviest non-radioactive element
- A group that makes up over one-third of the periodic table.
- a common alkaline metal used in batteries.
- iron chemical symbol is Fe
- a reaction that loses heat
- any substances formed from the reaction of an acid with a base.
- Third element on the periodic table.
- something that speeds up the breakdown of a chemical
- A group of elements that have a mixture of bother metal and non metal properties.
Down
- a reaction that creates heat
- When a single compound breaks down into TWO or simpler products.
- Surname of the inventor of the periodic table
- The first element discovered by Marie Curie
- A group of metals that make powerful magnets
- a chemical substance that cannot be broken down into a simpler substance
- table Is used to sort all known elements.
- The only metal able to exist at room temperature.
- two or more substances combined to create a single new substance
21 Clues: dihydrogen oxide • iron chemical symbol is Fe • a reaction that loses heat • a reaction that creates heat • Heaviest non-radioactive element • Most common element in the universe. • Third element on the periodic table. • The combination of two or more elements • table Is used to sort all known elements. • a common alkaline metal used in batteries. • ...
Periodic Table Crossword 2021-07-26
Across
- rows on the periodic table
- how we refer to an atom with zero charge
- the element with 29 protons
- columns on the periodic table
- the charge of an ion with 8 protons and 7 electrons
- is always the same as the number of protons
- the number of neutrons most sodium (Na) atoms will have
- the element in group 18, period 6
- the element with one more proton than sulfur (S)
- gaseous element with an atomic mass of 20amu
Down
- the smallest element on the periodic table
- calculated by adding protons and neutrons
- the element that has 26 electrons when neutral
- the element in group 14, period 3
- the element with atomic number 15
- the negatively-charged subatomic particle
- element with highest atomic number on PT
- the only metal that is liquid at room temperature
- the element found in group 2, period 4
- what we call an atom that is NOT neutral
- the only nonmetal that is liquid at room temperature
21 Clues: rows on the periodic table • the element with 29 protons • columns on the periodic table • the element in group 14, period 3 • the element with atomic number 15 • the element in group 18, period 6 • the element found in group 2, period 4 • how we refer to an atom with zero charge • element with highest atomic number on PT • what we call an atom that is NOT neutral • ...
Periodic Table Terms 2023-05-08
Across
- A one or two letter abbreviation of an element
- A reaction that absorbs energy in the form of heat
- Found on the right of the periodic table line
- Found on the left of the periodic table line
- Tells how many protons are found in an element
- Positively charged subatomic particle
- Can form chemical bonds
- Tells the average number of protons and neutrons
- Bond that forms between a nonmetal and another nonmetal
- A reaction that releases energy in the form of heat
- Also called a column
- Bond that forms between a metal and nonmetal
Down
- Found on the line
- Also called a row
- Low chemical reactivity and are found to the right of the periodic table line
- Characteristic of something when it goes under a chemical reaction
- Characteristic of something that can be seen without the object changing
- Uncharged subatomic particle
- A number that indicates how many atoms an element contains
- Negatively charged subatomic particle
20 Clues: Found on the line • Also called a row • Also called a column • Can form chemical bonds • Uncharged subatomic particle • Positively charged subatomic particle • Negatively charged subatomic particle • Found on the left of the periodic table line • Bond that forms between a metal and nonmetal • Found on the right of the periodic table line • ...
Periodic Table Puzzle ~ Isabelle Nave 2023-05-01
Across
- I have a total of 113 electrons
- I'm in group 14, period 7
- I'm in group 1, period 7
- My chemical symbol is Si
- Atomic number of 51
- I'm in group 18, period 3
- Official chemical symbol is Pb and its atomic number is 82
- The short version of my name is U
- I'm in group 6, period 4
- My number of neutrons is 52
- I have 66 neutrons
Down
- My chemical is Ti
- The sixth element on the periodic table
- The short version of my name is Og
- The first element on the periodic table
- I have 74 protons
- The short version of my name is Ra
- My atomic number is 33
- I have 20 neutrons
- The number of neutrons I have is 24
- My chemical symbol is Ir
- The short version of my name is Np
- I'm the 80th element on the periodic table
- My chemical symbol is I
24 Clues: My chemical is Ti • I have 74 protons • I have 20 neutrons • I have 66 neutrons • Atomic number of 51 • My atomic number is 33 • My chemical symbol is I • I'm in group 1, period 7 • My chemical symbol is Si • My chemical symbol is Ir • I'm in group 6, period 4 • I'm in group 14, period 7 • I'm in group 18, period 3 • My number of neutrons is 52 • I have a total of 113 electrons • ...
Physical Science And Elements 2023-05-09
Across
- the center of a cell
- This Element is one of the main elements used in nuclear reactors
- This element is the reason is you eat 400 bananas you will die
- This element is the first element in water
- This Element is used in pools
- An Negatively charged subatomic particle
- This Element is W on the periodic table
- The Column of numbers that show the energy levels on the periodic table
Down
- This Element is used to help heal tissue cells
- our science teacher
- This Element Is used in carbon fiber
- Changes the speeds of chemical reactions
- This is the second element in Iron-Silicon
- Laying don of sediment on the earth
- the hundreds of items of the periodic table
- This Element is used as a catalyst
- The concept of emptiness
- A rhythmic disturbance
- This Element is the main element we breathe in the air
- An positively charged subatomic particle
20 Clues: our science teacher • the center of a cell • A rhythmic disturbance • The concept of emptiness • This Element is used in pools • This Element is used as a catalyst • Laying don of sediment on the earth • This Element Is used in carbon fiber • This Element is W on the periodic table • Changes the speeds of chemical reactions • An positively charged subatomic particle • ...
Jacob's Chemistry Crossword Fun 2016-12-07
Across
- there are 18 of these in the periodic table
- process by which an atom or a molecule acquires a negative or positive charge
- An electron of an atom, located in the outermost shell of a atom
- The 38 elements in groups 3 through 12 of the periodic table
- there are 7 of these in the periodic table
- Any of the electronegative elements
- number of protons
- Any of the group of bivalent metals
- protons plus neutrons
- Negatively charged particle
Down
- an element that is not a metal
- Any of the chemically inert gaseous elements
- measure of the tendency of an atom to attract a bonding pair of electrons
- The series of rare-earth elements of atomic numbers 57 through 71
- size of a atom
- Any of the group of univalent metals
- boron, silicon, germanium, polonium, and antimony are some examples of these
- Mass greater than a proton
- Positively charged particle
- The series of radioactive elements that starts with actinium and ends with lawrencium
20 Clues: size of a atom • number of protons • protons plus neutrons • Mass greater than a proton • Positively charged particle • Negatively charged particle • an element that is not a metal • Any of the electronegative elements • Any of the group of bivalent metals • Any of the group of univalent metals • there are 7 of these in the periodic table • ...
Atoms 2016-12-08
Across
- each row across the periodic table
- not an exciting person? (pun)
- a very small center of an atom
- located around the nucleus and it has a negative charge
- located in the nucleus and its neutral charge
- he founded atom and he called it atomos
- he made the first ever periodic table
- he founded the electron
- a fur seller? (pun)
Down
- the first ever model created
- The number of protons in the nucleus of an atom.
- what do you do to a wrinkled shirt? (pun)
- I proud to be a ? (pun)
- each column in the periodic table
- a diagram, a mental picture or an object that helps explain ideas
- located in the nucleus and it has a postive charge
- The sum of protons and neutrons in the nucleus of an atom.
- where all elements are and it also helps scientists
- place wear you wash the dishes? (pun)
- This man followed the yellow brick road? (pun)
20 Clues: a fur seller? (pun) • I proud to be a ? (pun) • he founded the electron • the first ever model created • not an exciting person? (pun) • a very small center of an atom • each column in the periodic table • each row across the periodic table • place wear you wash the dishes? (pun) • he made the first ever periodic table • he founded atom and he called it atomos • ...
Chemistry 2016-06-13
Across
- A solution with a pH value less than 7
- The vertical columns in the periodic table are known as...
- Halogens tend to be very ...
- A gas that turns limewater cloudy
- An example of an exothermic reaction
- What substance do acids need to to give their typical acid reactions?
- An example of an endothermic reaction
- The number of bonds that can form
- The change of state from a gas to a liquid
- Gives oxygen to another substance
Down
- The change of state from solid to gas
- Alkalis contain... (ions)
- A reaction with oxygen to release energy
- The horizontal rows in the periodic table are known as...
- The middle block of the periodic table is called the...
- An acidity or alkalinity of a substance can be shown using an...
- A substance that speeds up a reaction
- Fluorine gas is an example of a ...
- Acids contain... (ions)
- The gain of oxygen
- Group 1 metals get ... reactive down the group
21 Clues: The gain of oxygen • Acids contain... (ions) • Alkalis contain... (ions) • Halogens tend to be very ... • A gas that turns limewater cloudy • The number of bonds that can form • Gives oxygen to another substance • Fluorine gas is an example of a ... • An example of an exothermic reaction • The change of state from solid to gas • A substance that speeds up a reaction • ...
periodic vocabulary 2017-12-11
Across
- contains protons and neutrons
- horizontal rown in a periodic table
- a substance formed as the result of a chemical reaction
- where electrons are when they go around the nucleus of an atom
- the substances that create a product
- good conductor of heat and electricity
- semi-conductors
- the principle that matter cannot be created or destroyed
- a table of the chemical elements arranged in order of atomic number
- total number of protons and neutrons in a nucleus
Down
- a number that goes before the chemical formula
- negative charge particle in an atom
- bad conductors
- tells us the number of atoms of each element in a compound
- outer shell electron that is assoiciated with an atom
- nuetral charged particle in an atom
- 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.
- vertical columns in a periodic bubble
- positive charged particle in an atom
- a basic unit of a chemical element
20 Clues: bad conductors • semi-conductors • contains protons and neutrons • a basic unit of a chemical element • negative charge particle in an atom • horizontal rown in a periodic table • nuetral charged particle in an atom • the substances that create a product • positive charged particle in an atom • vertical columns in a periodic bubble • good conductor of heat and electricity • ...
Scientific Crossword 2018-01-17
Across
- / a particle having non-zero net electrical change
- / Tony Stark or ___ man
- / smallest particle of an element
- / the man who discovered phosphorus
- / atomic number 39
- / atomic number 8
- / how the periodic table was completed through
- / atomic number 1
- / atomic number 57
- / weighted the elements
- / atomic number 69
- / named after the most well known theoretical physicist
- / developed and originated the periodic table
Down
- / atomic number 10
- / the urine became ____
- / color of one peso
- / first name of the person that worked with Dmitri
- / used as wires because of its cheapness
- / Highly reactive non-metal
- / commonly used in expensive jewelry
- / atomic number 21
- / chemical element which differ in neutron number
- / Periodic ___
- / consists of two or more atoms combined
- / atomic number 12
- / atomic number 59
- / atomic number 17
- / describes a sample of matter
- / what was used to discover phosphorus
- / measure of the amount of matter
30 Clues: / Periodic ___ • / atomic number 8 • / atomic number 1 • / atomic number 10 • / atomic number 21 • / atomic number 39 • / atomic number 12 • / atomic number 59 • / atomic number 57 • / atomic number 17 • / atomic number 69 • / color of one peso • / the urine became ____ • / Tony Stark or ___ man • / weighted the elements • / Highly reactive non-metal • ...
3rd Quarter Review 2022-03-03
Across
- Most broad classification group
- Dating technique for rocks and fossils giving a close to absolute age
- Body system containing the lung
- These 2 classification groups make up an organisms name
- A physical trait that may lead to the extinction or survival of an organism
- Columns on a periodic table
- Amount of time it takes half of the radioactive elements in a fossil to decay
- Law of _______ states younger fossils are above older fossils
Down
- Most specific classification group
- Body system breaking down food
- How a species changes over time
- Survival of the fittest
- Rows on a periodic table
- Body system with blood, vessels, and the heart
- Body system getting rid of waste
- 3/4 of all elements found on the left side of the periodic table
- Formed from multiple atoms joined together
- Has a cell with a nucleus and other organelles
- Remains of a once living organisms
- Their cell does not have a nucleus (bacteria)
20 Clues: Survival of the fittest • Rows on a periodic table • Columns on a periodic table • Body system breaking down food • Most broad classification group • How a species changes over time • Body system containing the lung • Body system getting rid of waste • Most specific classification group • Remains of a once living organisms • Formed from multiple atoms joined together • ...
Brays Science Crossword 2022-05-04
Across
- change from gas to solid
- The change from liquid to gas
- These go left to right on the periodic table
- Makes up everything
- Has an indefinite shape and volume
- Most coins are made out of this
- This elements symbol is Rb
- This is the name of group 17 on the periodic table
- The change from gas to liquid
- The symbol for this element is Au
Down
- These go up and down on the periodic table
- The change from solid to gas
- Vaporization that happens on the surface of a liquid
- Made up of Hydrogen and Oxygen
- We need this to survive
- The mass per unit volume of a substance
- Element named after the state of California
- Has an indefinite shape and a definite volume
- The change from liquid to solid
- The change from solid to liquid
- Pennies are made out of this
- Acting on you at all times
- Has a definite shape and volume
23 Clues: Makes up everything • We need this to survive • change from gas to solid • This elements symbol is Rb • Acting on you at all times • The change from solid to gas • Pennies are made out of this • The change from liquid to gas • The change from gas to liquid • Made up of Hydrogen and Oxygen • Most coins are made out of this • The change from liquid to solid • ...
Periodic Table Puzzle ~ Isabelle Nave 2025-02-22
Across
- I have a total of 113 electrons
- I'm in group 14, period 7
- I'm in group 1, period 7
- My chemical symbol is Si
- Atomic number of 51
- I'm in group 18, period 3
- Official chemical symbol is Pb and its atomic number is 82
- The short version of my name is U
- I'm in group 6, period 4
- My number of neutrons is 52
- I have 66 neutrons
Down
- My chemical is Ti
- The sixth element on the periodic table
- The short version of my name is Og
- The first element on the periodic table
- I have 74 protons
- The short version of my name is Ra
- My atomic number is 33
- I have 20 neutrons
- The number of neutrons I have is 24
- My chemical symbol is Ir
- The short version of my name is Np
- I'm the 80th element on the periodic table
- My chemical symbol is I
24 Clues: My chemical is Ti • I have 74 protons • I have 20 neutrons • I have 66 neutrons • Atomic number of 51 • My atomic number is 33 • My chemical symbol is I • I'm in group 1, period 7 • My chemical symbol is Si • My chemical symbol is Ir • I'm in group 6, period 4 • I'm in group 14, period 7 • I'm in group 18, period 3 • My number of neutrons is 52 • I have a total of 113 electrons • ...
Chemistry Unit 1 2024-12-19
Across
- Name of metals found in group 1
- Sub-atomic particle with -1 charge
- Centre of the atom
- Model that suggests the atom is a ball of positive charge with negative electrons embedded
- Charge when an atom gains electrons
- Particles used in scattering experiment to develop the nucelus model
- A substance made up of only one type of atom
- When an atom loses or gains electrons
- Atomic _______ - used to order the periodic table today
- Found on the left side of the periodic table
Down
- Name of elements found in group 7
- Sub-atomic particle with a +1 charge
- Charge when an atom loses electrons
- Surrounding the nucleus where electrons are found
- Arrangement of group 0 element with a full outer shell of electrons
- Sub-atomic particle with 0 charge
- A substance made up of 2 or more atoms chemically joined together
- Atomic _______ - used to order the modern periodic table
- Name of gases found in group 0
- Metals found between group 2 and 3
20 Clues: Centre of the atom • Name of gases found in group 0 • Name of metals found in group 1 • Name of elements found in group 7 • Sub-atomic particle with 0 charge • Sub-atomic particle with -1 charge • Metals found between group 2 and 3 • Charge when an atom loses electrons • Charge when an atom gains electrons • Sub-atomic particle with a +1 charge • ...
Chemistry Vocabulary Crossword (Chapters 3-5) 2024-06-13
Across
- An electron emitted during the radioactive decay of a radioactive nucleus.
- High-energy particles and radiation emitted by a radioactive substance.
- Discrete parcel of light energy.
- Positively charged subatomic particle.
- Instrument used to observe color components from any light source.
- Subatomic particle with no charge (weighs the same as a proton).
- Splitting of atomic nucleus into two smaller halves.
- Located in the upper right-hand side of the periodic table.
- Total mass of the atom (nucleus + electrons)
- Horizontal row in the periodic table.
Down
- Complete range of waves (radio waves to gamma rays).
- Has properties of both metals and nonmetals
- Arrangement of an atom’s electrons within orbitals.
- “Tiny central core” of an atom.
- Homogeneous mixture where different compounds are finely mixed, but not dissolved.
- Subatomic particle consisting of two protons and neutrons.
- Can conduct electricity/heat, shiny, opaque
- Vertical column in the periodic table.
- Total number of nucleons (protons + neutrons) in the nucleus.
- Mixture of more than one element/compound.
20 Clues: “Tiny central core” of an atom. • Discrete parcel of light energy. • Horizontal row in the periodic table. • Positively charged subatomic particle. • Vertical column in the periodic table. • Mixture of more than one element/compound. • Has properties of both metals and nonmetals • Can conduct electricity/heat, shiny, opaque • Total mass of the atom (nucleus + electrons) • ...
Chemistry Crossword 2025-12-11
Across
- horizontal row on periodic table
- neutral particle in the nucleus
- unit equal to 6.022×10²³ particles
- scientist whose number is 6.022×10²³
- number of protons in an atom
- change in state, not identity
- pure substance made of one type of atom
- starting substance in a chemical reaction
- energy required to remove an electron
- positively charged particle
- substance formed by a chemical reaction
- basic unit of matter
- dense center of the atom
- weighted average mass of all isotopes of an element
Down
- total protons and neutrons
- force that holds atoms together
- process where substances are transformed
- atom with a charge
- vertical column on periodic table
- atoms with same protons but different neutrons
- group of atoms bonded together
- difference between actual and experimental value
- creator of the periodic table
- mass cannot be created or destroyed
- substance of two or more bonded elements
- symbolic representation of a chemical reaction
- negatively charged particle
27 Clues: atom with a charge • basic unit of matter • dense center of the atom • total protons and neutrons • negatively charged particle • positively charged particle • number of protons in an atom • creator of the periodic table • change in state, not identity • group of atoms bonded together • force that holds atoms together • neutral particle in the nucleus • ...
