40. Which of the following species could tinetion as chelating ligands? 1. NII CH CHNII: NII:

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Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Answer Q40, 41, 42

The enthalpy of hydration of componem
[A] (B][CI [D]
The reaction of sodium hydroxide with
2-bromopropane under suitable conditions can
lead to the formation of
Propane
Propene
Propan-2-ol
[A][B] [C] [D]
43.
WE
Ihe tonization energy of lithum and
electron affinity of chlorine
(A|(B| |C] [D]
Correct statements on the industri
33.
ons
in acid sc
place
+ IC
In this reau
The
2.
38.
1.
1odide cha
The
3.
manulacture ol ammonia include
A compromise temperature of S00°C
1 Pressure of 200-300 atmosplhere s
3.
34.
The correct statement about the striucture
used
jodate cha
* Th-
JAJ[B][C
Question
of chlorate (V) ion (CIO, ) include
There is delocalisation of electrons in the
used
A vanadium pentoxide catalyst :s used
ion
All oxygen-chlorine-oxygen bond angles
The reaction between propanone and bonding
39.
wdine n acid solution has the rate expression.
Rate CIH COC11.JII']
Trom this it could be deduced that
The reaction is second order overall
* The k is the rate constant
are identical
3.
The chlorine atom has a lone pair of
electrons
LA|[B][C}[D|
35.
QUESTIC
DIRECTE
Iy a secon
The standard redox potentials t
magnesium and lead are -2.37 V and -0.13 V
respectively. Correct statements about the cell
Mgs/ Mg)
reaction is zero order wvitli respect to whether th
T'hen clou
The
dine
Pb/Ph
Il both sta
Include
40. Which of the following species Could l both stat
If the first
11 the first
SUMM
Magnesium fomis the positive pole of the
tinetion as chelating ligands?
cell
Il a low resistance voltmeter wvere
NIICILCIINI:
connected across the cell, the voltage indicated
would be less than E" for the cell.
NIH.
Addition of water to the magnesium
41. Whieh of the Tollowing statements about
butler solutions is (are) Iruc?
half-cell increases the cell potentials
13
They consist of a weak itend and it
D
36.
comsidered as electrophilic reaction"
Which of the following could be
comugate base
They resist change in pll upon addition of
small amounts of strong acid or strong base.
They have pH = 7
Br.
FIRST
47.
ethano
12. Which of the following steps is (are) involved
in the reaction of propane with chlorine?
Heterolytic cleavage of the chlorine
HBr
lallallally
C, Br
48.
solutio
|A||B||CJ[DJ
In calculating the enthalpy of solution of
lithium chloride. LICI(s) represented by the
37.
molecule
lermination
reaction
forming
49.
process
chloropropane
LiC(s) +(aq) Li'(aq) +CI(aq)
Formation of Iree radicals.
50.
respon
The lattice enthalpy of lithium chloride
Transcribed Image Text:The enthalpy of hydration of componem [A] (B][CI [D] The reaction of sodium hydroxide with 2-bromopropane under suitable conditions can lead to the formation of Propane Propene Propan-2-ol [A][B] [C] [D] 43. WE Ihe tonization energy of lithum and electron affinity of chlorine (A|(B| |C] [D] Correct statements on the industri 33. ons in acid sc place + IC In this reau The 2. 38. 1. 1odide cha The 3. manulacture ol ammonia include A compromise temperature of S00°C 1 Pressure of 200-300 atmosplhere s 3. 34. The correct statement about the striucture used jodate cha * Th- JAJ[B][C Question of chlorate (V) ion (CIO, ) include There is delocalisation of electrons in the used A vanadium pentoxide catalyst :s used ion All oxygen-chlorine-oxygen bond angles The reaction between propanone and bonding 39. wdine n acid solution has the rate expression. Rate CIH COC11.JII'] Trom this it could be deduced that The reaction is second order overall * The k is the rate constant are identical 3. The chlorine atom has a lone pair of electrons LA|[B][C}[D| 35. QUESTIC DIRECTE Iy a secon The standard redox potentials t magnesium and lead are -2.37 V and -0.13 V respectively. Correct statements about the cell Mgs/ Mg) reaction is zero order wvitli respect to whether th T'hen clou The dine Pb/Ph Il both sta Include 40. Which of the following species Could l both stat If the first 11 the first SUMM Magnesium fomis the positive pole of the tinetion as chelating ligands? cell Il a low resistance voltmeter wvere NIICILCIINI: connected across the cell, the voltage indicated would be less than E" for the cell. NIH. Addition of water to the magnesium 41. Whieh of the Tollowing statements about butler solutions is (are) Iruc? half-cell increases the cell potentials 13 They consist of a weak itend and it D 36. comsidered as electrophilic reaction" Which of the following could be comugate base They resist change in pll upon addition of small amounts of strong acid or strong base. They have pH = 7 Br. FIRST 47. ethano 12. Which of the following steps is (are) involved in the reaction of propane with chlorine? Heterolytic cleavage of the chlorine HBr lallallally C, Br 48. solutio |A||B||CJ[DJ In calculating the enthalpy of solution of lithium chloride. LICI(s) represented by the 37. molecule lermination reaction forming 49. process chloropropane LiC(s) +(aq) Li'(aq) +CI(aq) Formation of Iree radicals. 50. respon The lattice enthalpy of lithium chloride
Directions summarised
A
B
1,2,3
1,2
2,3
Only
All
Only
Only
correct
correct
correct
correct
Transcribed Image Text:Directions summarised A B 1,2,3 1,2 2,3 Only All Only Only correct correct correct correct
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