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WorksheetsChapter 2 Part 1 vocabulary
Total questions: 23
Worksheet time: 12mins
Name
Class
Date
1.
Atom that has a positive or negative charge
a)
ion
b)
atom
c)
element
d)
proton
2.
Compound that forms H+ ions in solution / pH less than 7
a)
acid
b)
base
c)
suspension
d)
nucleus
3.
Attraction between molecule of the same substance
a)
adhesion
b)
cohesion
c)
hydrogen bonding
d)
Van der Waals forces
4.
One of several forms of an element that has the same number of protons but different number of neutrons
a)
ion
b)
element
c)
isotope
d)
buffer
5.
Material composed of 2 or more substances that are physically mixed but not chemically combined
a)
compound
b)
solution
c)
suspension
d)
mixture
6.
Smallest unit of a compound that displays the properties of the compound
a)
atom
b)
molecule
c)
covalent bond
d)
ionic bond
7.
Negatively charged particle
a)
proton
b)
neutron
c)
electron
8.
A pure substance that consists of only 1 type of atom
a)
element
b)
compound
c)
molecule
d)
ion
9.
Substance that is dissolved in a solution
a)
solute
b)
solvent
c)
solution
d)
salt
10.
The center of the atom where you find protons and neutrons
a)
neutron
b)
isotope
c)
nucleus
d)
element
11.
Compound that produces OH- in solution / pH greater than 7
a)
solution
b)
buffer
c)
base
d)
acid
12.
A bond in which the electrons are shared
a)
ionic bond
b)
hydrogen bond
c)
james bond
d)
covalent bond
13.
The basic unit of matter
a)
atom
b)
element
c)
moleucle
d)
cell
14.
The dissolving substance in a solution
a)
solute
b)
solvent
c)
suspension
d)
mixture
15.
Force of attraction between different kinds of molecules
a)
covalent bond
b)
hydrogenn bond
c)
cohesion
d)
adhesion
16.
A compound that prevents sharp sudden changes in pH
a)
acid
b)
buffer
c)
base
d)
suspension
17.
Substance formed by the chemical combination of 2 or more elements in definite proportions
a)
mixture
b)
solution
c)
compound
d)
suspension
18.
Bond formed when electrons are transferred from one atom to another
a)
covalent bond
b)
hydrogen bond
c)
ionic bond
19.
A type of mixture where all components are evenly distributed
a)
suspension
b)
solution
c)
mixture
d)
heterogeneous
20.
A scale from 1-14 to measure acid and base concentration
a)
acid
b)
base
c)
pH
d)
Hydrogen concentration
21.
A slight attraction between oppositely charged regions of nearby molecules
a)
hydrogen bond
b)
van Dear Waals forces
c)
covalent bond
d)
link
22.
An attraction between hydrogen atoms and another atom
a)
hydrogen bond
b)
ionic bond
c)
covalent bond
d)
vann der Waal
23.
Mixture of water and a non-dissolved material
a)
solution
b)
suspension
c)
colloid
d)
acid
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