Download SUAT UG Engg Mock Test With Answer Chemistry

Sharda University Admission Test Sample Paper SUAT UG Engg Mock Test With Answer Chemistry

Sample questions Chemistry
S.N. Questions
Answer
Marks
1. Calculate the oxidation number of Mn in K
2
MnO
4
.
(a) 4
(b) 6
(c) 7
(d) 5

B1
2. What will be the conjugate bases for HCO
3
-
.
(a) CO
3
?2

(b) H
2
CO
3

(c) H
3
CO
3
+

(d) H
3
CO
4
-


A1
3. Write the correct name of the following structure

(a) Pent-1-en-4-ol;
(b) Pent-2-en-4-ol;
(c) Pent-4-en-2-ol;
(d) Pent-3-en-1-ol.
C1
4. In the reactions given below, identify the species undergoing oxidation and reduction:
H
2
S (g) + Cl
2
(g) ? 2HCl (g) + S (s).
(a) Cl
2
oxidation &H
2
S reduction;
(b) Cl
2
reduction &H
2
S oxidation;
(c) HCl reduction &H
2
S oxidation;
(d) Cl
2
oxidation &S reduction.
B1
5. A hydrocarbon ?A? decolourises bromine water. On ozonolysis it gives 3-Methylbutanal
and formaldehyde. Give the name of the compound.
(a) 4-Methylpent-1-ene
(b) 4-Ethylpent-1-ene
(c) 1-Methylpent-4-ene
(d) 4-Ethylpent-2-ene.
A1
6. Which of these contain the largest number of atoms?
(a) 1g Na(s)
(b) 1g K(s)
(c) 1g Li(s)
(d) 1g Rb(s)
C1
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Sample questions Chemistry
S.N. Questions
Answer
Marks
1. Calculate the oxidation number of Mn in K
2
MnO
4
.
(a) 4
(b) 6
(c) 7
(d) 5

B1
2. What will be the conjugate bases for HCO
3
-
.
(a) CO
3
?2

(b) H
2
CO
3

(c) H
3
CO
3
+

(d) H
3
CO
4
-


A1
3. Write the correct name of the following structure

(a) Pent-1-en-4-ol;
(b) Pent-2-en-4-ol;
(c) Pent-4-en-2-ol;
(d) Pent-3-en-1-ol.
C1
4. In the reactions given below, identify the species undergoing oxidation and reduction:
H
2
S (g) + Cl
2
(g) ? 2HCl (g) + S (s).
(a) Cl
2
oxidation &H
2
S reduction;
(b) Cl
2
reduction &H
2
S oxidation;
(c) HCl reduction &H
2
S oxidation;
(d) Cl
2
oxidation &S reduction.
B1
5. A hydrocarbon ?A? decolourises bromine water. On ozonolysis it gives 3-Methylbutanal
and formaldehyde. Give the name of the compound.
(a) 4-Methylpent-1-ene
(b) 4-Ethylpent-1-ene
(c) 1-Methylpent-4-ene
(d) 4-Ethylpent-2-ene.
A1
6. Which of these contain the largest number of atoms?
(a) 1g Na(s)
(b) 1g K(s)
(c) 1g Li(s)
(d) 1g Rb(s)
C1






7. The density of 3M solution of NaCl is 1.25g/mL. Calculate the molality of the solution.
(a) 9.72 m
(b) 2.79 m
(c) 3.79 m
(d) 7.45 m
B1
8. Calculate the pH of 0.001M NaOH.
(a) 3
(b) 9
(c) 10
(d) 11
D1
9. Write the formula of the compound Nickel (II) sulphate?
(a) NiSO
4

(b) Ni
2
SO
4

(c) NiS
(d) Ni
2
S
A1
10. Which reactive intermediate is formed when the covalent bond in CH3-Li undergoes
heterolytic cleavage?
(a) Carbanion
(b) Carbine
(c) Carbocation
(d) None of the above.
A1
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