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