Classroom Contact Programme: JEE (Main+ Advanced) ENTHUSIAST COURSE Phase - Advance Paper
Classroom Contact Programme: JEE (Main+ Advanced) ENTHUSIAST COURSE Phase - Advance Paper
Classroom Contact Programme: JEE (Main+ Advanced) ENTHUSIAST COURSE Phase - Advance Paper
1.
2.
3. 3 hours
4. 90 300.
8.
9.
10. However,
the candidate are allowed to take away this Test Booklet with them.
11. Do not fold or make any stray marks on the Answer Sheet.
SECTION-I : (Maximum Marks: 80) 3. The electric field due to a uniformly charged non-
This section contains 20 questions. Each question has conducting sphere of radius R as a function of the
4 options for correct answer. Multiple-Choice distance from its centre is represented graphically
Questions (MCQs) Only one option is correct. For by
each question, marks will be awarded as follows:
Full Marks : +4 If correct answer is selected. (A) (B)
Zero Marks : 0 If none of the option is selected.
Negative Marks : –1 If wrong option is selected.
1. A wire of resistance R is stretched to double its
length. Its new resistance is (C) (D)
(A) R (B) R/2
(C) 4R (D) R/4
2. The variation of electric field between the two 4. The amount of charge flown from the switch S
charges q1 and q2 along the line joining the charges when it is closed will be (both are conducting
is plotted against distance from q1 (taking shells)
rightward direction of electric field as positive) as
shown in the figure. Then the correct statement is :-
(A) 3q (B) 4q
(C) 0 (D) 2q
5. Calculate energy needed for moving a mass of 4kg
(A) q1 and q2 are positive and q1 < q2
from the centre of the earth to its surface. If radius
(B) q1 and q2 are positive and q1 > q2 of the earth is 6400 km and acceleration due to
(C) q1 is positive and q2 is negative and q1 < q2 gravity at the surface of the earth is g = 10 m/sec2
(D) q1 and q2 are negative and q1 < q2 (A) 1.28 × 108 J (B) 1.28 × 106 J
(C) 2.56 × 108 J (D) 2.56 × 1010 J
Enthusiast - Advance 5001CJA101029240005
(A) 2R
3
(B) 3R
5 2. There are 8.4 × 10 22 free electrons per cm 3
(C) 5R in copper. The current in the wire is 0.21 A
3 (e = 1.6 x 10 -19 C). Then the drifts velocity
(D) None of these of electrons in a copper wire of 1 mm 2 cross
section is n × 10 -5 m/s. Find n.
Enthusiast - Advance 5001CJA101029240005
SECTION-I : (Maximum Marks: 80) 5. S1 : Na2O2 < MgO < ZnO < P4O10 : Acidic
This section contains 20 questions. Each question has property.
4 options for correct answer. Multiple-Choice S2 : Na < Si > Mg < Al : First ionisation
Questions (MCQs) Only one option is correct. For potential.
each question, marks will be awarded as follows: S3 : F > Cl > Br : Election affinity.
S4 : Te – 2 > I¯ > Cs+ > Ba2+ : Ionic size.
Full Marks : +4 If correct answer is selected.
Zero Marks : 0 If none of the option is selected. (A) TTTT (B) TTFT
Negative Marks : –1 If wrong option is selected. (C) TFFT (D) TFTT
1. Number of lone pairs of electrons in the central 6. Which of the following is an outer orbital complex ?
atom of SCl2, O3, ClF3 and SF6, respectively, are :
(A) [Fe(CN)6]4⊝ (B) [Mn(CN)6]4⊝
(A) 0, 1, 2 and 2 (B) 2, 1, 2 and 0
(C) [Cr(NH3)6]3 ⊕ (D) [Ni(NH3)6]2 ⊕
(C) 1, 2, 2 and 0 (D) 2, 1, 2 and 0
7.
2. Which of the following ion is colourless :
(A) Mn2+ (B) Cu+
(C) Cr3+ (D) Fe2+
3. For an element ‘A’.
IE1 IE2 IE3 In the above sequence of reactions,
A −−
→ A+ −−
→ A2+ −−
→ A3+ →
A and D respectively, are :-
The IE1 and IE3 values are 27 kJ/mole and 51 kJ/mole
respectively. Then the value of IE2 is _______ (A) KIO3 and MnO2 (B) KI and K2MnO4
kJ/mole. (C) MnO2 and KIO3 (D) KI and KMnO4
(A) 21 (B) 33 8. For a d4 metal ion in an octahedral field, the correct
(C) 59 (D) 63 electronic configuration is :
4. Electronic configuration of the Vanadium in the (A) t42g e0g when Δ 0 < P
compound where it produces spin magnetic (B) e3g t22g when Δ 0 < P
moment of 1.73 B.M. is
(C) t32g e1g when Δ 0 < P
(A) [Ar] 4s23d3 (B) [Ar] 4s23d0
(D) t32g e1g when Δ 0 > P
(C) [Ar] 4s03d1 (D) [Ar] 4s03d3