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WorksheetsPeriodicity and Bonding
Total questions: 42
Worksheet time: 37mins
Name
Class
Date
1.
As you move down the periodic table atoms get bigger. This is because ____________.
a)
The atoms have more mass.
b)
The atoms have more protons.
c)
The atoms have more energy levels
d)
The atoms have more nuetrons
2.
Who developed the Periodic Table?
a)
Mendeleev, who was a chemist and teacher
b)
Pavlov, who was a teacher and physchologist
c)
Ladahoff, who was a teacher and biologist
3.
A ___________ is an arrangement of elements in columns
a)
columns
b)
rows
c)
periodic table
d)
electron shell
4.
Each column in the periodic table is called a
a)
period
b)
group
c)
cluster
d)
unit
5.
The atomic number tells you what?
a)
number of electrons
b)
number of protons
c)
number of neutrons
d)
both electrons and protons in an atom.
6.
Elements which are shiny, conduct electricity and heat are called
a)
metal
b)
nonmetal
c)
metalloid
d)
nonexistent
7.
A horizontal row of elements in the periodic table.
a)
column
b)
group
c)
period
8.
Elements in a ..................have similar chemical properties.
a)
period
b)
group
c)
row
9.
The simplest substance is..?
a)
Carbon
b)
An element
c)
Water
d)
A simple compound
10.
A proton is....
a)
A negatively charged subatomic particle
b)
A positively charged subatomic particle
c)
A neutrally charged subatomic particle
d)
The only subatomic particle located in the nucleus
11.
A neutron has a charge of
a)
+2
b)
No charge
c)
-1
d)
+1
12.
How are elements on the periodic table arranged by?
a)
in alphabetic order
b)
simular physical & chemical properties
c)
their symbols
d)
Just simular physical properties
13.
Two elements chemically bonded form
a)
element
b)
compound
c)
mixture
d)
solutions
14.
All matter is composed of (contains) at least one element on the periodic table
a)
True
b)
False
15.
A charged particle that has gained or lost electrons is called a _____.
a)
molecule
b)
ion
c)
isotope
d)
element
16.
Ionic bonds form between metals and ____.
a)
metalloids
b)
metals
c)
nonmetals
17.
An ionic bond is the attraction between:
a)
oppositely charged ions
b)
similarly charged ions
c)
neutral ions
d)
neutral atoms
18.
Write the correct chemical formula for Ag + and Br -
a)
AgBr
b)
silver bromide
c)
Ag2Br2
d)
gold bromide
19.
Which type of bond has a transfer of an electron from on atom to another?
a)
Polar Covalent
b)
Non Polar Covalent
c)
Ionic
d)
Metallic
20.
Chemical bonds form when atoms
a)
combined nuclei
b)
give up neutrons
c)
gain protons
d)
share or transfer electrons
21.
Covalent compounds
a)
Share electrons
b)
transfer electrons
c)
contain a sea of electrons
d)
conduct electricity
22.
How many valence electrons in this structure?
a)
6
b)
5
c)
4
d)
7
23.
Ionic bonds are between _______ and ________.
a)
nonmetals and nonmetals
b)
metals and metals
c)
metals and nonmetals
d)
none
24.
How does a positively charged ion form?
a)
An atom loses an electron
b)
An atom gains an electron
c)
An atom gains a proton
d)
An ionic compound dissolves
25.
Covalent bonds tend to happen between two
a)
metals
b)
nonmetals
c)
metal and nonmetal
26.
Atoms want
a)
A full outer shell of electrons
b)
One electron short of a full shell
c)
kit kats
27.
Outer shell electrons are called
a)
outer electrons
b)
valence electrons
c)
negatives
28.
TRUE OR FALSE:
Hydrogen bonds are very strong interactions between two atoms.
a)
True
b)
False
29.
Surface tension of the water is the cohesive force between water molecule on the surface of water.
a)
True
b)
False
30.
What two elements make up water?
a)
Helium and oxygen
b)
Hydrogen and oxygen
c)
helium and carbon
d)
oxygen and carbon
31.
What word describes when water is attracted to other substances?
a)
cohesion
b)
adhesion
c)
capillary action
d)
surface tension
32.
Attractions between the negative Oxygen atom of one water molecule and the positive Hydrogen atom of another water molecule are called
a)
Covalent bonds
b)
Ionic bonds
c)
Polar bonds
d)
Hydrogen bonds
33.
Why does ice float?
a)
As water freezes, it expands and its density decreases.
b)
As water freezes, it takes up more hydrogen from the atmosphere, causing it to have a greater buoyancy.
c)
As water freezes, air becomes trapped between the hydrogen bonds of water molecules.
d)
As water freezes, it takes up more oxygen from the atmosphere, causing it to have a greater buoyancy.
34.
Water is a universal solvent because it...
a)
It can be found anywhere
b)
It freezes when it gets cold
c)
floats when frozen
d)
Dissolves most substances
35.
Which of the following is LEAST likely to dissolve in water?
a)
nonpolar fats and oils
b)
polar sugar molecules
c)
salt made of a positive sodium ion and a negative chloride ion
d)
all of the substances will dissolve easily in water
36.
Large bodies of water, such as lakes and oceans, do not quickly fluctuate in temperature. What is the reason for this phenomenon?
a)
Water is an acid.
b)
Water is a versatile solvent.
c)
Water has a high heat capacity.
d)
Water acts as a buffer.
37.
Why does water move from the roots to the leaves of plants?
a)
Water is pushed by solutes
b)
Capillary action pulls the water molecules like a chain
c)
Water is pulled by gravity
d)
Water’s cohesion causes it to “pull” towards the leaves
38.
When water molecules stick easily to other water molecules, this is called what?
a)
cohesion
b)
adhesion
c)
solution
d)
polar molecule
39.
Saltwater will freeze __________ as freshwater.
a)
faster
b)
slower
c)
about the same speed
40.
Water molecules are attracted to other kinds of molecules because of the property.
a)
Cohesion
b)
Adhesion
c)
Surface Tension
d)
Universal Solvent
41.
Water beads up on the surface of a penny because of what property?
a)
Adhesion
b)
High Surface Tension
c)
Universal Solvent
d)
Changes in Density
42.
When salt is dissolved in water, water is the
a)
solvent
b)
solute
c)
solution
d)
reactant
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