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Matter and Periodic Table
By Angela Williams
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Last updated almost 7 years ago
15 questions
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Matter and Periodic Table Schoolnet QuestionsA
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Question 1
1.
Which process is most effective for separating sodium chloride from salt water solution?
Filtration
Evaporation
Magnetic separation
Chemical separation
Question 2
2.
In which state of matter will the atoms of an element be tightly pack together?
Gas
Liquid
Solid
Plasma
Question 3
3.
Which does silicon dioxide (SiO2) represent?
Element
Compound
Homogeneous
Heterogeneous
Question 4
4.
When elements chemically combine with each other what do they form?
Atoms
Electrons
Compounds
Mixtures
Question 5
5.
Which best explains how atoms combine to form compounds?
Atoms in the compund share electrons
Atoms in the compound share neutrons
Atoms in the compund share protons
Atoms in the compund share nucleus
Question 6
6.
Which is true about the way atoms of elements combine to form a compound?
Elements always combine in specific ratios
Elements always combine in the same ratio
Any element can combine with any element
Only a few elements will combine with other elements
Question 7
7.
Calcium Carbonate (CaCo3) is considered a compound because it is made up of two or more
Molecules
Elements
Gases
Solids
Question 8
8.
If two compounds contain exactly the same elements, how can the compounds have different chemical properties?
The elements are different states of matter
The elements have different atomic masses
The elements are combined in different ratios
The elements are combined in the same ratios
Question 9
9.
How are elements arranged on the periodic table?
by mass, from lowest to highest
by number of protons from lowest to highest
by date of discovery or creation from oldest to newest
Question 10
10.
Which best represents a heterogeneous mixture?
vegetable oil
sand at the beach
a solution of sugar and water
a solution of oxygen gas and nitrogen gas
Question 11
11.
An element X, contains 14 protons, 15 neutrons and 14 electrons, which is most like the same element as X?
Element A: 13 protons, 15 neutrons, 14 electrons
Element B: 14 protons, 14 neutrons, 14 electrons
Element C: 15 protons, 14 neutrons, 15 electrons
D
Question 12
12.
What is the ratio of elements in glucose (C
6
H
12
O
6
1:1:1
1:2:1
2:3:2
2:6:2
Question 13
13.
How many elements are in one molecule of glucose (C
6
H
12
O
6
)?
1
3
6
Question 14
14.
If a highly reactive metal with one valence electron is discovered in which group will the element best fit?
Group 1
Group 2
Group 6
Group 13
Question 15
15.
Which is the best example of a homogeneous mixture?
salad
Sand on the beach
salt water
pizza