NEW
Font size
S
M
L
XL
WorksheetsChemistry and Water Quiz
Total questions: 21
Worksheet time: 7mins
Name
Class
Date
1.
Substance consisting of one type of atom
a)
atom
b)
element
c)
isotope
d)
nucleus
2.
Atom that has a positive or negative charge
a)
Element
b)
Ion
c)
Isotope
d)
Nucleus
3.
The center of the atom that contains neutrons and protons
a)
Element
b)
Electron
c)
Nucleus
d)
Ion
4.
Basic unit of matter
a)
Atom
b)
Element
c)
Cell
d)
Nucleus
5.
Substance formed by the chemical combination of two or more elements in definite proportions
a)
Atom
b)
Element
c)
Ion
d)
Compound
6.
Atom of an element that has a number of neutrons different from that of other atoms of the same element
a)
Ion
b)
Isotope
c)
Element
d)
Compound
7.
Bond formed when one or more electrons are transferred from one atom to another
a)
Covalent
b)
Chemical
c)
Ionic
d)
James
8.
Bond formed by the sharing of electrons between atoms
a)
Chemical
b)
Covalent
c)
Ionic
d)
James
9.
Smallest unit of most compounds
a)
Atom
b)
Element
c)
Molecule
d)
Ion
10.
Attraction between molecules of different substances
a)
Adhesion
b)
Cohesion
c)
Polarity
11.
Material composed of two or more elements or compounds that are physically mixed together but not chemically combined
a)
Colloid
b)
Mixture
c)
Suspension
d)
Solution
12.
Attraction between molecules of the same substance
a)
Adhesion
b)
Cohesion
c)
Polarity
d)
Van der Waals forces
13.
A slight attraction that develops between the oppositely charged regions of nearby molecules
a)
Covalent bond
b)
Ionic bond
c)
Van der Waals forces
d)
Chemical bond
14.
Smallest unit of life
a)
Atom
b)
Cell
c)
Molecule
15.
Negatively charged subatomic particle
a)
Atom
b)
Electron
c)
Neutron
d)
Proton
16.
Mixture of two or more substances in which the molecules of the substances are evenly distributed
a)
Mixture
b)
Colloid
c)
Solution
d)
Suspension
17.
Mixture of water and non-dissolved substances
a)
Colloid
b)
Mixture
c)
Solution
d)
Suspension
18.
Compound that forms H+ ions in solution
a)
Acid
b)
Base
c)
Buffer
19.
Weak acid or base that can react with strong acids or bases to help prevent sudden, drastic changes in pH
a)
Acid
b)
Base
c)
Buffer
20.
Compound that produces OH- (hydroxide ions) in solution
a)
Acid
b)
Base
c)
Buffer
21.
Process by which organisms maintain a relatively stable internal environment
a)
Response
b)
Stimulus
c)
Photosynthesis
d)
Homeostasis
Reset
