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Unit One General Quiz
Unit One General Quiz
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Answers
1
What columns include the transition Metals in MPT
4-10
3-11
1-100
3-12
2
Where do we find most of the fresh water on Earth
Icecaps & Glaciers
The Atmosphere
Lakes
Groundwater
3
Atomic size... *(across: left to right)
there are no periods
decreases across the period
stays the same across the period
increases across the period
4
Cobalt 60 is used in ..............................................
transfering heat from inside the nuclear reactor to outside
food preservation
preservation of cornea of eye
manufacture of electronic devices
5
The groups of a periodic table are the .........................
Vertical columns
Horizontal rows
6
Which of the following is a halogen?
Sulfur (S)
Carbon (C)
Aluminum (Al)
Bromine (Br)
7
Which of these is NOT an Alkali Metal?
Francium
Lithium
Potassium
Helium
8
Water Is polar
True
False
9
Which groups on the periodic table are the most reactive?
Groups 7 And 13
Groups 4 And 12
Groups 1 And 17
Groups 3 and 15
10
Where are the most reactive metals found?
gp 7A
gp 1A
gp 2A
gp 5A
11
The rows on the periodic table.
alleys
columns
periods
12
A good example of water pollution management is?
checking if the fish are all still alive
planting tress to absorb water surrounding airfield
Building your airport away from natural water sources
a proper drainage system
13
Is ice more dense than water?
don't know
No😡
Maybe So....😐
Yes😀
14
How many elements are there on the periodic table?
153
43
47
118
15
Electronegativity is...
a measure of how beautiful an ion is
a measure of the tendency of an atom to attract protons
measure of the tendency of an atom to attract electrons.
a measure of the radius of an atom
16
Which gas is made when alkali metals react with water?
Oxygen
Nitrogen
Hydrogen
Helium
17
Who created the first periodic table?
Mendeleev
Dalton
Rutherford
Mosely
18
True or False: Alkali metals found freely in nature
False
True
19
Alkali metals are very reactive to air, they are generally stored in what?
Vaults
Cotton
Oil
Water
20
Alkali metals form basic oxides when reacted with oxygen.
True
False
21
What are the forms water can be in?
Gas
None, die
Solid
Liquid
22
Which halogen is a liquid at room temperature?
Fluorine
Chlorine
Iodine
Bromine
23
Oil and water mix beautifully.
TRUE
FALSE
24
Elements in modern periodic table are arranged by what?
Chemical reactivity
Number of neutrons
Atomic weight
Atomic number
25
When water is a solid (ice) it:
floats
suspends in the middle
Stays still
sinks
26
Water is essential for life
Yes
It depends
No
Maybe
27
Acid Rain causes water pollution.
True
False
28
Where are most metals on the periodic table
In the middle only
On the right side only
On the left side only
On the left side and in the middle
29
How many periods on the periodic table
5
7
3
6
30
The atomic radius is used to describe the size of an atom.
False
True
31
Where are the non-metals found on the periodic table?
Right hand side
Top
Left hand side
Bottom
32
water freezes at_ and boils at_
0 F and 100 F
0 C and 220 C
0 C and 100 C
0 C and 200 C
33
What is the chemical symbol for a water molecule?
HO2
H2O
H2O
2H0
34
halogens are non metals
True
False
35
The strong links between water molecules
James bonds
the skin
hydrogen bonds
nitrogen bonds
36
which is an alkali metal
sodium
francium
strontium
chromium
37
The most reactive nonmetal on the periodic table is
Helium
Carbon
Flourine
Astitine
