use the periodic table to predict the chemical behaviour of an element
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Q 1/50
Score 0
What do you call the particle consisting of two or more atoms combined together?
30
gas
molecules
matter
liquid
Q 2/50
Score 0
What is the smallest particle of matter?
30
atom
gas
element
molecule
50 questions
Q.
What do you call the particle consisting of two or more atoms combined together?
1
30 sec
S8MT-IIIa-b-8
Q.
What is the smallest particle of matter?
2
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S8MT-IIIa-b-8
Q.
What property of matter refers to the amount of space that an object can occupy?
3
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S8MT-IIIa-b-8
Q.
Which of the following phase of matter is being described based from the figure below?
4
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S8MT-IIIa-b-8
Q.
Which of the following materials exhibits the property of being elastic?
5
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S8MT-IIIa-b-8
Q.
Which of the following arrangement of particles describes that of solid?
6
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S8MT-IIIa-b-8
Q.
What would happen to the particle of water if transferred into another container?
7
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S8MT-IIIa-b-8
Q.
Based from the illustration below, which of the following phase change takes place?
8
30 sec
S8MT-IIIc-d-9
Q.
What process changes liquid into solid?
9
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S8MT-IIIc-d-9
Q.
What process changes liquid state to its gaseous state?
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S8MT-IIIc-d-9
Q.
Based from the illustration below, which of the following phase change takes place?
11
30 sec
S8MT-IIIc-d-9
Q.
Which of the following phase changes when particles of gas turns into liquid?
12
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S8MT-IIIc-d-9
Q.
Which of the following processes by which molecules on the surface of a solid break away and change into liquid?
13
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S8MT-IIIc-d-9
Q.
What would happen to the water cycle and earth if evaporation did not exist?
14
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S8MT-IIIc-d-9
Q.
Which of the following phase change describe drops of water that appear on the outside of a glass of cold juice on a warm day?
15
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S8MT-IIIc-d-9
Q.
Which of the following phase change describe wet clothes dry in under the sun?
16
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S8MT-IIIc-d-9
Q.
Which of the following phase change describe dew forms in the morning on leaves and grass because the warmer air deposits water molecules on the cool leaves?
17
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S8MT-IIIc-d-9
Q.
Which of the following phase change describe crayons left in a hot place?
18
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S8MT-IIIc-d-9
Q.
Which of the following phase change describe the formation of snow?
19
30 sec
S8MT-IIIc-d-9
Q.
What are the two sub atomic particles mostly found inside the nucleus?
20
30 sec
S8MT-IIIe-f-10
Q.
Which element has the smallest number of protons in an atom?
21
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S8MT-IIIe-f-10
Q.
How does the mass of the proton compare to the mass of electron?
22
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S8MT-IIIe-f-10
Q.
Who is the scientist presented the planetary model of atom?
23
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S8MT-IIIe-f-10
Q.
What do you call the atomic model of Joseph John Thomson?
24
30 sec
S8MT-IIIe-f-10
Q.
Which subatomic particle is the heaviest?
25
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S8MT-IIIe-f-10
Q.
The atomic number of Magnesium (Mg) is 12, its mass is 24, proton is 12 and electron is 10. What will be the neutron of Magnesium?
26
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Q.
Sulfur (S) has an atomic number of 16 while its proton, electron and neutron are 16. What will be the atomic mass of Sulfur?
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Q.
Sodium (Na) has a n atomic number of 11 and atomic mass of 23, its electron is 11 and its neutron is 12. What will be the proton of Sodium?
28
30 sec
S8MT-IIIe-f-10
Q.
What will be the atomic number of silicon (Si) if its mass number is 29 and its proton and electron are 14?
29
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S8MT-IIIe-f-10
Q.
The atomic number of Calcium (Ca) is 20, its mass is 40 and the proton and neutron are 20. What will be the electron of Calcium?
30
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S8MT-IIIe-f-10
Q.
Which of the following statements is NOT correct?
31
30 sec
S8MT-IIIe-f-10
Q.
How many electrons do the elements belonging to Group IIIA have in their outermost shell?
32
30 sec
S8MT-IIIe-f-10
Q.
In the development of the modern periodic table, what is the best way of arranging the elements in the periodic table?
33
30 sec
S8MT-IIIg-h-11
Q.
Which of the following correctly describes the modern periodic table?
34
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Q.
He is the chemist who observed that when the elements were arranged according to their increasing atomic weights. Every eight element had similar properties.
35
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S8MT-IIIg-h-11
Q.
The horizontal row in the periodic table is known as a ______.
36
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S8MT-IIIg-h-11
Q.
In determining the electronic configuration, ______________.
37
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S8MT-IIIe-f-10
Q.
How many periods are there in the periodic table of elements?
38
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Q.
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Q.
40
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Q.
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Q.
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Q.
Which elements has the highest electronegativity?
43
30 sec
S8MT-IIIi-j-12
Q.
Why does atomic radius increases down a group?
44
30 sec
S8MT-IIIi-j-12
Q.
Which periodic trend decreases from left to right across the periodic table?
45
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S8MT-IIIi-j-12
Q.
46
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S8MT-IIIi-j-12
Q.
An ion that helps in muscle contraction and normal heart function is
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S8MT-IIIi-j-12
Q.
Can you predict the outcome if you used chlorine to your drinking water?
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Q.
Can you assess the importance of iron in the human body?
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Q.
Which of the following could prevent corrosion of metals?
