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WorksheetsChemistry Pre Test
Total questions: 35
Worksheet time: 19mins
Name
Class
Date
1.
The force that holds two atoms together (general name)
a)
ionic bond
b)
covalent bond
c)
chemical bond
d)
metallic bond
2.
oxygen
a)
Ox
b)
O
c)
Oy
d)
Og
3.
nitrogen
a)
Ni
b)
Nt
c)
No
d)
N
4.
aluminun
a)
A
b)
Au
c)
Al
d)
Am
5.
potassium
a)
K
b)
P
c)
Po
d)
Ko
6.
sodium
a)
s
b)
So
c)
N
d)
Na
7.
hydrogen
a)
H
b)
Hy
c)
Ho
d)
h
8.
What kind of change is a phase change?
a)
Physical - it's still the same substance
b)
chemical - it's made of chemicals
9.
A chemical change happens when...
a)
a substance is changed at the atomic level
b)
bonds are broken and formed
c)
a new substance is made
d)
all of the above!
10.
Chemical Formulas ...
a)
are written in alphabetical order
b)
represent the destruction or creation of atoms
c)
represent how atoms are arranged in a chemical reaction
11.
The compounds and elements that are present at the beginning of a reaction:
a)
reactants
b)
catalyst
c)
products
d)
energy
12.
In which state of matter are the molecules the most compressed
a)
liquid
b)
gas
c)
solid
d)
plasma
13.
GOLD
a)
Al
b)
Ag
c)
Ar
d)
Au
14.
CALCIUM
a)
C
b)
Ca
c)
Cu
d)
Cl
15.
COPPER
a)
C
b)
Ca
c)
Cu
d)
Cl
16.
What is F?
a)
Zircronium
b)
Flourine
c)
Fermium
d)
Thorium
17.
What is Pb?
a)
Peanut Butter
b)
Nobelium
c)
Ununquadium
d)
Lead
18.
Can an element be broken down into a simpler substance
a)
yes
b)
No
19.
which one can be found on the periodic table
a)
Compound
b)
Element
20.
What element or compound is generally associated with a base?
a)
H
b)
C
c)
OH
d)
OC
21.
What is the pH of neutral?
a)
7.0
b)
114
c)
10.3
22.
Is salt (2NaCI) a compound or a element
a)
Compound
b)
element
23.
What is this?
a)
Compound
b)
Element
c)
Mixture of elements
d)
Mixture of compounds
24.
What is this?
a)
Compound
b)
Element
c)
Mixture of elements
d)
Mixture of compounds
25.
What is this?
a)
Compound
b)
Element
c)
Mixture of compounds
d)
Mixture of compounds and elements
26.
How many Hydrogen are in 4H2O?
a)
6
b)
8
c)
2
d)
4
27.
The formula of sodium sulfate is Na2SO4. How many elements does it contain?
a)
2
b)
3
c)
4
d)
7
28.
Elements on the LEFT side of the periodic table will most likely form:
a)
Positive ions
b)
Negative ions
c)
Neutral Ions
d)
None of these
29.
What number is circled?
a)
Number of Neutrons
b)
Number of Protons
c)
Atomic Mass
d)
Number of Electrons
30.
What is the number highlighted?
a)
Atomic number
b)
Atomic mass
c)
Number of protons
d)
Number of electons
31.
What does this number represent?
a)
Number of protons
b)
Number of neutrons
c)
Number of electrons
d)
Number of protons and neutrons
32.
Which atomic particle has a positive charge?
a)
Proton
b)
Neutron
c)
Electron
33.
The smallest part of an element is known as the
a)
Periodic Table
b)
Atom
c)
Group
d)
Period
34.
Which particle has a similar mass to a proton?
a)
Electron
b)
Neutron
c)
Photon
d)
Marble
35.
In a neutral atom, what needs to be true?
a)
The number of protons and neutrons are the same
b)
The number of protons and electrons are the same
c)
The number of neutrons and electrons are the same
d)
None of the above
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