Q1/10: What is the oxidation state of Phosphorus in Phosphoric acid (H3PO4)?
Anonymous Quiz
24%
+3
51%
+5
15%
-3
7%
+1
2%
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❤2
Q2/10: Assertion: Cl2 bleaches by oxidation. Reason: Cl2 in presence of moisture gives nascent oxygen.
Anonymous Quiz
33%
Both A and R are true and R is correct.
45%
Both A and R are true but R is wrong.
16%
A is true but R is false.
6%
A is false but R is true.
0%
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❤2
Q3/10: What is the equivalent weight of KMnO4 in an acidic medium? (Molecular weight = M)
Anonymous Quiz
23%
M/1
41%
M/3
29%
M/5
7%
M/6
0%
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Q4/10: Identify the average oxidation number of carbon in carbon suboxide (C3O2).
Anonymous Quiz
39%
+4/3
30%
+2
21%
+4
10%
0
0%
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Q5/10: Which of the following species cannot undergo a disproportionation reaction?
Anonymous Quiz
21%
ClO-
33%
ClO2-
24%
ClO3-
19%
ClO4-
3%
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Q6/10: Calculate the standard cell potential for a cell: Cu2+ + 2e- -> Cu (0.34V) and Zn2+ + 2e- -> Zn (-0.76V).
Anonymous Quiz
37%
1.10 V
30%
-1.10 V
29%
0.42 V
4%
-0.42 V
0%
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Q7/10: What is the IUPAC name of the compound CH3-CH2-OH?
Anonymous Quiz
13%
Methanol
59%
Ethanol
22%
Propanol
3%
Butanol
3%
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Q8/10: Which element is strictly essential and central to the structure of any organic compound?
Anonymous Quiz
13%
Nitrogen
21%
Oxygen
58%
Carbon
7%
Sulphur
1%
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Q9/10: What type of hybridization does the central carbon atom in methane (CH4) undergo?
Anonymous Quiz
9%
sp
28%
sp2
60%
sp3
2%
dsp2
2%
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❤1
Q10/10: Which of the following chemical species acts as an electrophile?
Anonymous Quiz
22%
NH3
19%
H2O
42%
AlCl3
18%
CH3OH
0%
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❤1
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Every question is a step toward exam success!
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Q1/10: Homolytic fission of a covalent bond between two atoms primarily produces which intermediate?
Anonymous Quiz
17%
Carbocation
25%
Carbanion
51%
Free radical
8%
Electrophile
0%
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Q2/10: Which distinct functional group is present in aldehydes?
Anonymous Quiz
8%
-OH
31%
-COOH
55%
-CHO
6%
-NH2
0%
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❤1
Q3/10: What is the general molecular formula for non-cyclic alkanes?
Anonymous Quiz
14%
CnH2n
51%
CnH2n+2
20%
CnH2n-2
12%
CnH2n+1
3%
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Q4/10: Isomerism where compounds possess the same molecular formula but distinct functional groups is called?
Anonymous Quiz
15%
Chain isomerism
21%
Position isomerism
53%
Functional isomerism
10%
Metamerism
1%
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Q5/10: Which standard chemical method is utilized to quantitatively estimate nitrogen in an organic compound?
Anonymous Quiz
18%
Carius method
43%
Dumas method
24%
Liebig's method
13%
Beilstein test
3%
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Q6/10: Among the following intermediates, which carbocation is generally the most stable?
Anonymous Quiz
20%
Methyl carbocation
26%
Primary carbocation
18%
Secondary carbocation
35%
Tertiary carbocation
1%
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Q7/10: In the Lassaigne's test for nitrogen detection, the element is converted into which stable compound?
Anonymous Quiz
20%
NaCN
47%
NaNO3
20%
NaNO2
11%
NaNH2
1%
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❤1
Q8/10: Which of the following straight-chain alkenes exhibits geometrical (cis-trans) isomerism?
Anonymous Quiz
12%
1-Butene
47%
2-Butene
19%
Propene
19%
2-Methylpropene
2%
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