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HChem S1 Review Flashcards | StudBud
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HChem S1 Review
HChem S1 Review
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HS Chemistry
Flashcards
34 cards
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Practice quiz
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Questions
34
Answers
1
Which of the following is a halogen?
S
I
N
H
2
550g = ? kg
.0055 kg
.55 kg
5500 kg
5.50 kg
3
One mole of Fe contains how many particles?
3.0 X 103
6.02 X 1023
4.3 X 1023
55.8
4
How many electrons fill a 4d sublevel?
10
5
2
18
5
The Honors Chemistry final will be......
easy
challenging
brutal
important
6
How many valence electrons does Oxygen's ion have?
2
16
6
8
7
How many valence electrons does Oxygen have?
8
6
19
2
8
Vertical columns on the periodic table are called
periods
families
rows
elements
9
Matter includes all of the following EXCEPT
heat
dust
helium
air
10
Which of the following has the smallest atomic radius?
B
Si
C
Al
11
If 12 g of K combine with 5 g of L, how many grams of L will combine with 36 g of K?
134 g
10 g
36 g
15 g
12
What is the oxidation number of a pure element?
0
+8
-2
+1
13
When you balance H
2
+ N
2
--> NH
3
, what are the coefficients?
2,2,3,
1,1,2
3,1,2
3,2,2
14
In which set do the elements exhibit the most similar properties?
N,S, Br
Hg, Br, Rn
Al, Si, P
Li, Na, K
15
The chemical properties of the elements are chiefly due to
the number and distribution of inner electrons
the number and distribution of protons
the number and distribution of neutrons
the number and distribution of outer electrons
16
Use VSEPR theory to predict the shape of a CH
2
O molecule
linear
bent
trigonal pyramidal
trigonal planar
17
What formula would result from aluminum and oxygen?
AlO2
AlO
Al3O2
Al2O3
18
How many total unshared pairs of electrons are in a molecule of CF
4
0
12
8
4
19
How many electrons fill a 4d orbital?
10
5
8
2
20
Which of the following are incorrectly paired?
Ni, transition metal
O, halogen
Ne, noble gas
Ba, alkaline earth metal
21
The energy of a photon is related to its
speed
frequency
size
mass
22
Which atom is represented by the following quantum numbers 1,0,0,+1/2
B
Li
H
He
23
How many more electrons does Cl need to satisfy its octet?
1
0
7
8
24
Which of the following contain a nonpolar covalent bond?
Mg(OH)2
Cl2
NaCl
H2O
25
Which of the following is NOT a chemical change?
oxidizing
burning
freezing
rusting
26
Which of the following is an ionic compound?
P2O5
KI
NO
O3
27
What is the name for AgClO
3
?
Gold Chloride
Silver chloride
Silver chlorite
Silver chlorate
28
Which of the following has the GREATEST ionization energy?
Cl
O
S
F
29
The total number of protons and neutrons in the nucleus of an atom is its
mass number
atomic number
atomic mass
formula
30
The principles of atomic theory recognized today were conceived by
Dalton
Bohr
Rutherford
Avogadro
31
Which of the following atoms need to form 2 covalent bonds?
Cl
P
S
Na
32
What is the formula for chromic acid?
H2(CrO)4
H2CrO4
HCrO4
HCrO
33
Which of the following has the highest electronegativity?
Fe
F
O
Na
34
How many covalent bonds does neon need to form?
8
0
2
1
