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Recent questions tagged halogens
+2
votes
1
answer
The destrouction of a glass is based on the reaction:
asked
Mar 15, 2019
in
JEE
by
kratos
p-element
jee
jee mains
halogens
+1
vote
1
answer
Which of the given elements can have only one oxidation number in its compounds?
asked
Feb 28, 2019
in
JEE
by
kratos
p-element
jee
jee mains
halogens
+2
votes
1
answer
Which compound forms a ******* aqueous solution? (a)CaCl22 (b)CrCl3 (c)NaOH (d)KBr
asked
Feb 14, 2019
in
JEE
by
kratos
jee main 2020
coordination
halogens
jee
class-11
kvpy
p-element
jee mains
class-12
+2
votes
1
answer
Why the acid strength of acids increase in the order HF < HCl < HBr < HI.
asked
Feb 10, 2019
in
Class 12
by
kratos
neet
cbse
halogens
jee
p-element
jee mains
class-12
p - block element
+2
votes
1
answer
What electronic configuration corresponds to Bromine atom in potassium hypobromite?
asked
Feb 8, 2019
in
JEE
by
kratos
p-element
jee
jee mains
halogens
+2
votes
1
answer
What is the electronic configuration of F^– ion?
asked
Feb 5, 2019
in
JEE
by
kratos
p-element
jee
jee mains
halogens
+1
vote
1
answer
What products will form when aqueous solutions of CrCl3 and Na2CO3 will be mixed?
asked
Jan 28, 2019
in
JEE
by
kratos
p-element
jee
jee mains
halogens
+3
votes
1
answer
F,Cl,Br in the increasing order of electronegativity
asked
Jan 20, 2019
in
Chemistry
by
kratos
chemistry
chemical bonding
arrhenius
halogens
jee
class-11
p-element
jee mains
class-12
chemical kinetics
p - block element
+3
votes
1
answer
Calculate the volume of oxygen which may be obtained under the thermal decomposition of 1 mole KClO3?
asked
Jan 17, 2019
in
JEE
by
kratos
p-element
jee
jee mains
halogens
+2
votes
1
answer
How is chlorine prepared by using MnO2?
asked
Jan 10, 2019
in
Chemistry
by
kratos
some basic concepts of chemistry
basic concepts of chemistry
cbse
class-11
halogens
jee
p-element
jee mains
chemical calculations
+3
votes
1
answer
How many liters of chlorine may be prepared under the reaction of 3 ***** of MnO2 with HCl?
asked
Jan 7, 2019
in
JEE
by
kratos
p-element
jee
jee mains
halogens
+2
votes
1
answer
Calculate the solubility of lead chloride (PbCl2) at 298 K, if its solubility product is 1.6 × 10^-5.
asked
Jan 7, 2019
in
JEE
by
kratos
isc
cbse
class-11
halogens
jee
p-element
icse
jee mains
equilibrium
class-12
+3
votes
1
answer
How is chlorine prepared using KMnO4
asked
Dec 8, 2018
in
Class 12
by
kratos
neet
coordination compounds
halogens
jee
p-element
transition elements
jee mains
halogens family
p - block element
+2
votes
1
answer
The electronegativity follows the order (a) F > O > Cl > Br (b) F > Cl > Br > O
asked
Nov 29, 2018
in
Chemistry
by
kratos
chemistry
neet
halogens
jee
aiims
p-element
jee mains
class-12
p - block element
+3
votes
1
answer
How many liters of chlorine may be prepared under the reaction of 2 ***** of PbO2 with HCl?
asked
Nov 26, 2018
in
JEE
by
kratos
halogens
jee
jee mains
p-element
+3
votes
1
answer
What is the electronic configuration of Br^– ion?
asked
Nov 25, 2018
in
JEE
by
kratos
p-element
jee
jee mains
halogens
+1
vote
1
answer
Which of the following oxo – acid has highest acidic character ? (a) HClO4 (b) HClO3 (c) HClO2 (d) HClO
asked
Nov 16, 2018
in
Chemistry
by
kratos
neet
electrochemistry
cbse
halogens
jee
redox reaction
p-element
jee mains
class-12
p - block element
+3
votes
1
answer
The set with correct order of acidity is (a) HClO < HClO2 < HClO3 < HClO4 (b) HClO4 < HClO3 < HClO2 < HClO
asked
Nov 10, 2018
in
Chemistry
by
kratos
neet
electrochemistry
cbse
halogens
jee
redox reaction
p-element
jee mains
class-12
p - block element
+1
vote
1
answer
What is the type of chemical binding in HBr molecule?
asked
Oct 28, 2018
in
JEE
by
kratos
p-element
jee
jee mains
halogens
+3
votes
1
answer
The reduction properties in the compounds consequence HCl – HBr – HI will:
asked
Oct 28, 2018
in
JEE
by
kratos
p-element
jee
jee mains
halogens
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