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The Periodic Table of Elements Flashcards | StudBud
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The Periodic Table of Elements
The Periodic Table of Elements
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Middle School - Matter, counting atoms, elements, molecules, periodic table
Flashcards
27 cards
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Questions
27
Answers
1
Which of the statements is true?
On the product side, there is only one oxygen atom
None statement is true.
On the product side, there are only 2 oxygen atoms.
You can't really tell.
2
Elements are listed in the Periodic Table?
False
True
3
The subscript ONLY tells the number of atoms that it is next to?
False
True
4
How many oxygen atom(s) are in a water molecule?
2 oxygen atoms
1 oxygen atom
No oxygen atoms
3 oxygen atoms
5
A(n) _______ is the basic unit that all matter is made of.
a proton
an atom
a molecule
an apple
6
The element, aluminum is only made of ______.
other atoms
carbon atoms
aluminum atoms
aluminum and calcium atoms
7
In this chemical reaction, which statement is true?
This chemical equation satisfies the Law of Conservation of Mass.
There are 2 hydrogen atoms in the reactants.
None of these is true
There are 4 hydrogen atoms in the products.
8
The density of water is 1.0g/mL
True
False
9
All of these are ways to measure mater, EXCEPT:
mass
volume
density
shape
10
The law that states that matter cannot be created or destroyed, but only changed is known as_________.
the Law of Conservation of Mass
the Law of Conservation of Chemistry
the Law of Conservation of Physics
the Law of Conservation of Matter
11
Which of the following statements are true?
None of these statements is true.
Mass isn't affected by gravity, so scientists prefer using this term.
Mass and Weight are the same.
Weight is a measure of the force of gravity on an object.
12
Scientists show atoms bonding by using a line between atoms?
True
False
13
If there is a coefficient in front of an element, it applies to every element inside of the parenthesis?
True
False
14
When an element combines with another element they undergo a chemical reaction.
False
True
15
All of these are types of elements, EXCEPT ______.
Water
oxygen
hydrogen
calcium
16
This alcohol molecule shows _______ carbon atoms.
5 oxygen atoms
1 hydrogen atom
2 hydrogen atoms
2 carbon atoms
17
In the chemical reaction of the production of water, which is/are the reactant(s) and which is/are the product(s)?
Hydrogen gas and oxygen gas are the products.
Water is the product.
Hydrogen gas and oxygen gas are the reactants.
No statement is true.
18
There are ______ oxygen atom(s) in this molecule.
1 oxygen atom
You can't tell from this chemical formula.
12 oxygen atoms
6 oxygen atoms
19
A piece of matter with a density of 4.0g/mL will float on water?
False
True
20
All chemical reactions involve a change, but mass is always conserved/stays the same.
True
False
21
All elements are listed on the Periodic Table?
True
False
22
Elements are substances that are made up of only ONE type of atom:
False
True
23
There really is no difference between weight and mass?
True
False
24
Which of the statements is true?
2 atoms of hydrogen and 1 atom of oxygen
None of these statements is true.
4 atoms of hydrogen and 2 atoms of oxygen.
2 hydrogen atoms and 2 oxygen atoms
25
In the chemical reaction, there are two water molecules formed.
True
False
26
Matter has a density that is a unique property of that object?
True
False
27
How many hydrogen atom(s) are in a water molecule?
2 hydrogen atoms
No hydrogen atoms
3 hydrogen atoms
1 hydrogen atom
