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Structure 2 SL Models of bonding and structure Flashcards | StudBud
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Structure 2 SL Models of bonding and structure
Structure 2 SL Models of bonding and structure
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1
Which of the following chemical species experiences dipole–dipole intermolecular forces?
D. CO2
C. CH4
A BF3
B. H2S
2
Which statement is the best description of an alloy?
A mixture of a metal with other metals or non-metals.
A homogeneous mixture of a metal with one or more non-metals.
A compound of a metal and a non-metal.
A compound formed between two or more metals.
3
Which of the following molecules would have
D
C
B
A
4
Which of the following correctly lists the compounds in order of increasing ionic character?
D
C
A
B
5
In which of the following are the molecules arranged in order of increasing boiling point (lowest first)?
B
D
C
A
6
Which of the following compounds contain coordination bonds?
C
A
D
B
7
Which of the following formulas is correct for the named ion?
C ammonium ion, NH3+
D carbonate ion, CO42−
A sulfide ion, SO42−
B nitrate ion, NO3−
8
What is the correct VSEPR shape for NO
2
–
?
B. trigonal planar
A. linear
C. planar
D. bent
9
What would be the position of the compound in the bonding triangle?
B
A
D
C
10
Which of the following is
not
correct?
A
B
D
C
11
Whichof the following compounds will have the most ionic structure based on data found in Section 9 of the data booklet?
D. NH3
C. SiO2
B. NaF
A. AlCl3
12
Which combination of properties for a metal ion would result in the strongestmetallic bonding?
C small radius and low charge
B small radius and high charge
A large radius and high charge
D large radius and low charge
13
What is the shape of NO2+?
D tetrahedral
B bent
A linear
C trigonal planar
14
What is the repeating unit of the polymer formed form the monomer shown?
B
C
A
D
15
Select the compound that is mostly likely to have ionic bonding
D
C
B
A
16
Which of the following is non-polar?
A CHCl3
C CH2Cl2
B CCl4
D CH3Cl
17
Which of the following substances, labelled A-D, would have the lowest boiling point?
B
A
D
C
18
In which of the following molecules is the electron domain geometry not tetrahedral?
C BF3
D OF2
B NF3
A CH2F2
19
Which factor is least important in determining the strength of a plastic?
B crystallinity
D branching in the polymer chain
C colour
A polymer chain length
20
Which formula is NOT correct?
B
D
A
C
21
In which of the following are all the formulas correct?
A
D
C
B
22
Which bond is most polar?
H-Cl
H-O
H-N
H-F
23
Brass is an alloy of mainly copper and zinc. Which of the following is not a propertyof brass?
B It is softer than copper.
A It conducts electricity.
C It conducts heat.
D It is stronger than
24
Which of the following has the largest lattice enthalpy?
A. Na2O
C. ZnO
B. SiO2
D. ZnS
25
In which of the following options are the compounds ordered in terms of increasing carbon–carbon bond length?
D
C
B
A
