1
MCQ (Single Correct Answer)

JEE Main 2016 (Online) 9th April Morning Slot

Which intermolecular force is most responsible in allowing xenon gas to liquefy ?
A
Dipole - dipole
B
Ion - dipole
C
Instantaneous dipole - induced dipole
D
Ionic

Explanation

Instantaneous dipole-induced dipole forces or van der Waals’ forces are most responsible in allowing xenon gas to liquify.
2
MCQ (Single Correct Answer)

JEE Main 2016 (Online) 9th April Morning Slot

The non-metal that does not exhibit positive oxidation state is:
A
Oxygen
B
Iodine
C
Chlorine
D
Fluorine

Explanation

Fluorine is the most electronegative element and it shows only –1 oxidation state.
3
MCQ (Single Correct Answer)

JEE Main 2016 (Online) 9th April Morning Slot

Match the items in Column I with its main use listed in Column II :

Column I Column II
(A) Silica gel (i) Transistor
(B) Silicon (ii) Ion-exchanger
(C) Silicone (iii) Drying agent
(D) Silicate (iv) Sealant
A
(A)-(iii), (B)-(i), (C)-(iv), (D)-(ii)
B
(A)-(iv), (B)-(i), (C)-(ii), (D)-(iii)
C
(A)-(ii), (B)-(iv), (C)-(i), (D)-(iii)
D
(A)-(ii), (B)-(i), (C)-(iv), (D)-(iii)

Explanation

(A)   Silica gel (SiO2) is a good dehydrating agent. It is used good dehydrating agent. It is used to absorb moisture.

SiO2  +   2H2O  $$ \to $$  SiO2  .  2H2O

(B)    Silicon is used in transistor as it is a semiconductor.

(c)   Silicon is a good resistant of heat, water. So it used as sealant to seal some element.

(d)   Silicate including zeolites used in ion-exchange beds in domestic and commercial water purification, softening and other applications.
4
MCQ (Single Correct Answer)

JEE Main 2016 (Online) 10th April Morning Slot

Aqueous solution of which salt will not contain ions with the electronic configuration 1s22s22p63s23p6 ?
A
NaF
B
NaCl
C
KBr
D
CaI2

Explanation

NaF is composed of Na+ and F.

Na+ : 1s22s22p6

F- : 1s22s22p6

Hence do not match with the configuration given in the question.

Questions Asked from p-Block Elements

On those following papers in MCQ (Single Correct Answer)
Number in Brackets after Paper Name Indicates No of Questions
AIEEE 2002 (7)
keyboard_arrow_right
AIEEE 2003 (7)
keyboard_arrow_right
AIEEE 2004 (5)
keyboard_arrow_right
AIEEE 2005 (5)
keyboard_arrow_right
AIEEE 2006 (3)
keyboard_arrow_right
AIEEE 2007 (2)
keyboard_arrow_right
AIEEE 2008 (2)
keyboard_arrow_right
AIEEE 2009 (1)
keyboard_arrow_right
AIEEE 2011 (3)
keyboard_arrow_right
AIEEE 2012 (1)
keyboard_arrow_right
JEE Main 2014 (Offline) (3)
keyboard_arrow_right
JEE Main 2015 (Offline) (3)
keyboard_arrow_right
JEE Main 2016 (Offline) (2)
keyboard_arrow_right
JEE Main 2016 (Online) 9th April Morning Slot (3)
keyboard_arrow_right
JEE Main 2016 (Online) 10th April Morning Slot (3)
keyboard_arrow_right
JEE Main 2017 (Offline) (1)
keyboard_arrow_right
JEE Main 2017 (Online) 8th April Morning Slot (2)
keyboard_arrow_right
JEE Main 2017 (Online) 9th April Morning Slot (3)
keyboard_arrow_right
JEE Main 2018 (Offline) (1)
keyboard_arrow_right
JEE Main 2018 (Online) 15th April Morning Slot (2)
keyboard_arrow_right
JEE Main 2018 (Online) 15th April Evening Slot (3)
keyboard_arrow_right
JEE Main 2018 (Online) 16th April Morning Slot (2)
keyboard_arrow_right
JEE Main 2019 (Online) 9th January Morning Slot (2)
keyboard_arrow_right
JEE Main 2019 (Online) 9th January Evening Slot (1)
keyboard_arrow_right
JEE Main 2019 (Online) 10th January Evening Slot (1)
keyboard_arrow_right
JEE Main 2019 (Online) 11th January Morning Slot (1)
keyboard_arrow_right
JEE Main 2019 (Online) 12th January Morning Slot (1)
keyboard_arrow_right
JEE Main 2019 (Online) 12th January Evening Slot (1)
keyboard_arrow_right
JEE Main 2019 (Online) 8th April Morning Slot (1)
keyboard_arrow_right
JEE Main 2019 (Online) 9th April Morning Slot (1)
keyboard_arrow_right
JEE Main 2019 (Online) 9th April Evening Slot (1)
keyboard_arrow_right
JEE Main 2019 (Online) 10th April Evening Slot (2)
keyboard_arrow_right
JEE Main 2019 (Online) 12th April Morning Slot (1)
keyboard_arrow_right
JEE Main 2019 (Online) 12th April Evening Slot (1)
keyboard_arrow_right
JEE Main 2020 (Online) 7th January Evening Slot (1)
keyboard_arrow_right
JEE Main 2020 (Online) 8th January Evening Slot (2)
keyboard_arrow_right
JEE Main 2020 (Online) 2nd September Morning Slot (1)
keyboard_arrow_right
JEE Main 2020 (Online) 3rd September Morning Slot (2)
keyboard_arrow_right
JEE Main 2020 (Online) 4th September Morning Slot (1)
keyboard_arrow_right
JEE Main 2020 (Online) 5th September Evening Slot (2)
keyboard_arrow_right
JEE Main 2020 (Online) 6th September Morning Slot (1)
keyboard_arrow_right
JEE Main 2020 (Online) 6th September Evening Slot (2)
keyboard_arrow_right
JEE Main 2021 (Online) 25th February Morning Slot (1)
keyboard_arrow_right
JEE Main 2021 (Online) 25th February Evening Shift (2)
keyboard_arrow_right
JEE Main 2021 (Online) 26th February Morning Shift (1)
keyboard_arrow_right
JEE Main 2021 (Online) 26th February Evening Shift (1)
keyboard_arrow_right
JEE Main 2021 (Online) 16th March Morning Shift (3)
keyboard_arrow_right
JEE Main 2021 (Online) 16th March Evening Shift (1)
keyboard_arrow_right
JEE Main 2021 (Online) 18th March Morning Shift (3)
keyboard_arrow_right
JEE Main 2021 (Online) 20th July Morning Shift (3)
keyboard_arrow_right
JEE Main 2021 (Online) 22th July Evening Shift (2)
keyboard_arrow_right
JEE Main 2021 (Online) 27th July Morning Shift (1)
keyboard_arrow_right
JEE Main 2021 (Online) 27th July Evening Shift (2)
keyboard_arrow_right
JEE Main 2021 (Online) 26th August Evening Shift (1)
keyboard_arrow_right
JEE Main 2021 (Online) 27th August Morning Shift (1)
keyboard_arrow_right
JEE Main 2021 (Online) 27th August Evening Shift (1)
keyboard_arrow_right
JEE Main 2021 (Online) 31st August Evening Shift (1)
keyboard_arrow_right

EXAM MAP

Joint Entrance Examination

JEE Advanced JEE Main

Graduate Aptitude Test in Engineering

GATE CSE GATE ECE GATE ME GATE PI GATE EE GATE CE GATE IN

Medical

NEET