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Worksheets24-25 Comp Check #3 Review
Total questions: 16
Worksheet time: 10mins
Name
Class
Date
1.
Is salt (NaCI) a compound or a element
a)
Compound
b)
element
2.
Which element is a metalloid?
a)
Titanium
b)
Selenium
c)
Potassium
d)
Polonium
3.
Iron is a good conductor, malleable and magnetic. What type of element is Iron?
a)
Metal
b)
Nonmetal
c)
Metalloid
d)
Pretty
4.
A student tested the conductivity of four elements using an incomplete electrical circuit. When the element is placed in the circuit, the bulb lights up brightly, lights up dimly, or does not light up at all based on the element’s ability to conduct electricity. The table below shows the results of her investigation. Based on the results of the conductivity test, which element is classified as a metal?
a)
Hydrogen
b)
Arsenic
c)
Krypton
d)
Copper
5.
Which of these is a property of metals?
a)
It's malleable
b)
It can't conduct electricity
c)
They are used in food
d)
It's very brittle
6.
Which side of the periodic table can you find the metals?
a)
left
b)
right
c)
top
d)
bottom
7.
a)
Metals
b)
Nonmetals
c)
Metalloids
8.
a)
Metals
b)
Nonmetals
c)
Metalloids
9.
a)
Metals
b)
Nonmetals
c)
Metalloids
10.
a)
heterogeneous mixture
b)
homogeneous mixture
11.
a)
heterogeneous mixture
b)
homogeneous mixture
12.
A compound consists of two or more elements chemically combined.
a)
True
b)
False
13.
Salad is an example of a _____________.
a)
homogeneous mixture
b)
heterogeneous mixture
14.
Which element is considered a rare Earth metal?
a)
Copper
b)
Neodymium
c)
Iron
d)
Zinc
15.
Which liquid is the least dense?
a)
oil
b)
water
c)
syrup
d)
plastic bottle
16.
Which liquid is the most dense?
a)
oil
b)
water
c)
syrup
d)
plastic bottle
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