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Chemistry-Have your periodic table ready Flashcards | StudBud
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Chemistry-Have your periodic table ready
Chemistry-Have your periodic table ready
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Review for Chemistry test.
Flashcards
39 cards
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Practice quiz
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Host live
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Questions
39
Answers
1
What is the charge of the nucleus?
Negative
Both positive and negative.
Neutral
Positive
2
Which of the following elements is not in the 2nd group?
Beryllium
Lithium
Magnesium
Radium
3
Is this organic or inorganic? C
2
H
5
OH
Organic
Inorganic
4
A neutral atom always has the same number of ________________
electrons and neutrons
Protons and electrons
protons and neutrons
5
I have 3 compounds of sugar 3 C
6
H
12
O
6.
How many Oxygen atoms are there?
9
6
18
12
6
How many energy levels does Selenium have?
79
16
34
4
7
How many electrons does Chlorine have?
35
3
17
36
8
The mass of the atom is found in the _______________?
electron
energy level
nucleus
proton
9
How many electrons does Magnesium (Mg) have?
3
25
2
12
10
What period is this element found on?
7
1
4
5
11
How many electrons does Helium have in its outer energy level?
8
2
4
1
12
How many valence (outer) electrons does Strontium (Sr) have?
5
38
1
2
13
How many Nitrogen atoms are in the compound Zn (NO
3
)
2
?
2
5
3
1
14
Mass minus the atomic number tells us how many _____________ are in an atom
rings
protons
electrons
neutrons
15
Is this balanced or unbalanced?
C
2
H
6
+ O → CO
2
+ H
2
O
balanced
unbalanced
16
Which of the following elements is not on the 3rd period?
Scandium
Magnesium
Sodium
Aluminum
17
I am in period 4, group 6. What am I
Scandium
Hafrium
Vanadium
Chromium
18
Ammonium Chromate has how many Nitrogen atoms?
2
6
1
8
19
What two subatomic particles are in the nucleus?
protons and neutrons
Neutrons and electrons
protons and electrons
20
The Atomic Number tells us _______ an atom has.
How many electrons and neutrons
How many neutrons
How many protons
How many energy levels
21
NH
4
is the compound. What is the 4 called?
coefficient
subscript
superscript
amount
22
What atom is this? Be ready with your periodic table.
Silicon
Phosphorous
Aluminum
Lithium
23
Is this balanced or unbalanced? H
2
CO
3
-----> CO
2
+ H
2
O
unbalanced
balanced
24
What charge do protons, electrons, and neutrons have respectively?
negative, neutral, positive
positive, neutral, negative
negative, positive, neutral
positive, negative, neutral
25
Created the periodic table organizing elements by increasing atomic number.
Albert Einstein
Dmitri Mendeleev
Isaac Newton
Bill Nye
26
I have 5 energy levels and am in group 17. What am I?
Iodine
Boron
Bromine
27
Aluminum has __electrons in the first energy level, __ in the second, and __ valence electrons?
3,3,8
2,8,3
8,2,3
2,8,13
28
How can we determine the neutrons?
MAN
APE
29
How many energy levels does Bromine (Br) have?
5
7
4
17
30
Is this organic or inorganic? NH
4
Inorganic
Organic
31
How many valence electrons does this atom have?
1
2
19
Can't tell
32
A group is also the:
mass
element
column
row
33
These elements are considered isotopes because they have ___________.
Different number of neutrons.
The same number of protons.
The same number of electrons.
Different names.
34
Sodium (Na) has how many neutrons?
22
12
11
23
35
How many Nitrogen atoms does
3
Zn (NO
3
)
2
?
5
2
12
6
36
How many neutrons does Aluminum have?
14
27
3
13
37
Which atom has no neutrons
Helium
Neon
Hydrogen
Lithium
38
_______ and ______ make up the mass of an atom and are found in the ______
protons, neutrons, energy level
protons, neutrons, nucleus
protons, electrons, energy level
neutrons, electrons, nucleus
39
Is this organic or inorganic? CO
2
Organic
Inorganic
