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Worksheets2.1 Nature of Matter - chemistry intro
Total questions: 21
Worksheet time: 11mins
the basic unit of matter
atom
proton
molecule
cell
where protons & neutrons are located in an atom
electron
nucleus
membrane
energy levels
negatively charged subatomic particle; located in the space surrounding the nucleus
cell
neutron
electron
proton
a pure substance consisting of only one type of atom
mixture
compound
proton
element
one of various forms of an element; these atoms contain the same number of protons but a different number of neutrons
element
isotope
ion
atom
pure substance formed by the chemical combination of two or more elements in definite proportions
compound
mixture
isotope
ion
chemical bonds formed when one or more electrons are transferred from one atom to another
ionic bond
covalent bond
metallic bond
transferal bond
atom that has a positive or negative charge
isotope
element
ion
compound
type of bond formed between atoms in which the electrons are shared
ionic bond
hydrogen bond
covalent bond
van der Waals forces
the smallest unit of a compound that displays all the properties of that compound
atom
element
compound
molecule
slight attraction that develops between oppositely charged regions of nearby molecules
van der Waals forces
ionic bonding
covalent bonding
molecular bonding
Carbon-12 has 6 protons and 6 neutrons. Which of the following is true for Carbon-14?
6 protons
7 protons
6 protons
8 neutrons
8 protons
6 neutrons
6 protons
8 electrons
Which of the following is NOT TRUE about isotopes?
they are 2 atoms of the same element
they have different masses but the same chemical properties
they have their own location (square) on the periodic table
the number of neutrons is different in different isotopes
Which of these forces holding atoms together is the WEAKEST
covalent bonds
ionic bonds
molecular bonds
Van der Waals forces
Which of the following terms does not belong
proton
neutron
nucleus
electron
Which of the following subatomic particles has a positive charge
Which subatomic particle has no charge (is neutral)
What is the name of the particles that are found in the outermost energy level of an atom?
Nutrinos
Valence electrons
Paired Electrons
What type of bond is formed when a pair of electrons is shared between two atoms?
The properties of compounds are a blending of the properties of the original elements that make it up.
True
False
Two or more atoms chemically bonded together are called:
atoms
molecule
formula
mixture
