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Worksheetsscience study !
Total questions: 20
Worksheet time: 10mins
an atom is a......
a small molecule
the smallest particle of an element
a combination of two or more elements
anything that has mass and takes up space
an element is.....
a combination of two or more elements
the force that holds two atoms
a substance that cannot be broken down into other substances by chemical or physical means
only one type of formula
a molecule is....
the smallest particle of an element
consists of two or more of two or more substances that are mixed together but not chemically combined
a combination of two elements
a combination of two or more elements
a compound is....
a pure substance formed from chemical combinations of two or more DIFFERENT elements
consists of two or more of two or more substances that are mixed together but not chemically combined
a very well mixed mixture
anything that has mass and takes up space
a solution is....
the smallest particle of an element
a very well mixed mixture
consists of two or more of two or more substances that are mixed together but not chemically combined
substance made of only one kind of matter and having definite properties
a mixture is....
anything that has mass and takes up space
the force that holds two atoms
substance made of only one kind of matter and having definite properties
consists of two or more of two or more substances that are mixed together but not chemically combined
a pure substance is....
a very well mixed mixture
a pure mixture
substance made of only one kind of matter and having definite properties
a pure substance formed from chemical combinations of two or more different elements
protons are...
positively charged particle in the nucleus of the atom.
negatively charged particle surrounding the nucleus of the atom.
particle in the nucleus that has about the smallest mass as a proton but has no charge. for the atoms of the first 20 elements, the number if neutrons in either equal or slightly greater than the number of protons.
a very well mixed mixture
a neutron is..
negatively charged particle surrounding the nucleus of the atom.
a very well mixed mixture
particle in the nucleus that has about the same mass as a proton but has no charge. for the atoms of the first 20 elements, the number of neutrons is either equal or slightly greater than the number of protons
positively charged particle in the nucleus of the atom.
electrons are...
the smallest particle of an element
positively charged particle in the nucleus of the atom.
negatively charged particle surrounding the nucleus of the atom.
element symbol
H is what element?
Oxygen
Hydrogen
Chlorine
Aluminum
O is what element?
Chlorine
Carbon
Oxygen
Oxyghn
C is what element?
Hydrogen
Sodium
Carbon
Oxygen
Na is what element?
Sodium
Oxygen
Chlorine
Aluminum
Al is what element?
Sodium
Carbon
Oxygen
Aluminum
Cl is what element?
Hydrogen
Chlorine
Clhorine
Oxygen
what is carbon also known as?
atomic number
element symbol
element name
atomic mass
what is C or H known as?
atomic number
element symbol
atomic number
atomic mass
what is 12.01 or 17.9 known as?
atomic mass
element symbol
atomic number
element name
what is 9 or 6 known as?
atomic mass
element symbol
element name
atomic number
