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Recent questions tagged bases
+2
votes
1
answer
Which of these is not a true statement? (A) All Lewis bases are also Bronsted-Lowry bases.
asked
Apr 7, 2019
in
Class 12
by
kratos
acids
class-11
acids bases and salts
bases
class-12
+1
vote
1
answer
Calculate the pH of a 0.25 M HF solution that is 5.3% ionized.
asked
Apr 4, 2019
in
JEE
by
kratos
jee
jee mains
acids
bases
+2
votes
1
answer
Acetic acid dissociates most completely in:
asked
Apr 3, 2019
in
Class 11
by
kratos
acids
cbse
class-11
acids bases and salts
class-10
icse
bases
+2
votes
1
answer
500ml of 0.1M HCOOH (formic acid) is mixed with 1500ml of 0.05M H2SO4 solution calculate pH of the solution
asked
Apr 3, 2019
in
Class 12
by
kratos
neet
acids
jee main 2020
chemical
class-11
aiims
jee
ionic equilibrium
jee mains
bases
equilibrium
+3
votes
1
answer
Determine the molarity of a solution of the weak acid HClO2 (Ka = 1.10 × 10^–2) if it has a pH of 1.25.
asked
Apr 2, 2019
in
JEE
by
kratos
jee
jee mains
acids
bases
+3
votes
1
answer
What is the conjugate acid and conjugate base of HCO3 - ion ?
asked
Apr 2, 2019
in
Class 11
by
kratos
equilibrium
class-11
acids
bases
+1
vote
1
answer
The [OH^–] in a 0.50 M pyridine (C5H5N; Kb = 1.7 × 10^–9) solution is
asked
Apr 1, 2019
in
JEE
by
kratos
jee
jee mains
acids
bases
+1
vote
1
answer
Why can't we "add or remove heat" from a reaction like a reacting species?
asked
Apr 1, 2019
in
JEE
by
kratos
limits
acids
class-11
jee
jee mains
bases
class-12
halogens family
+3
votes
1
answer
Which reaction of these potential acids and bases does not occur to any appreciable
asked
Apr 1, 2019
in
Class 12
by
kratos
acids
class-11
acids bases and salts
bases
class-12
+1
vote
1
answer
The Ka for the acid is 3.5 × 10^–8. Determine the percent dissociation.
asked
Apr 1, 2019
in
JEE
by
kratos
acids
class-11
jee
jee mains
bases
+2
votes
1
answer
100 mL of formic acid whose concentration is 0.010 M is titrated by sodium hydroxide solution of 0.100 M concentration.
asked
Mar 31, 2019
in
JEE
by
kratos
acids
jee
acids bases and salts
jee mains
bases
+3
votes
1
answer
Which pair of species are both bases in the following reaction?
asked
Mar 31, 2019
in
Class 11
by
kratos
class-11
acids
bases
+3
votes
1
answer
Calculate the pH of a 0.50 M NH3 (Kb = 1.8 × 10^–5) solution.
asked
Mar 30, 2019
in
Mathematics
by
kratos
acids
bases
+2
votes
1
answer
Consider the equilibrium. Which are the Bronsted-Lowry bases?
asked
Mar 27, 2019
in
Class 11
by
kratos
class-11
acids
bases
+1
vote
1
answer
Hydrogen atom(*) from which position(*) is (are) most likely to be abstracted when the following substance is treated with Na
asked
Mar 26, 2019
in
Class 12
by
kratos
acids
class-11
acids bases and salts
bases
class-12
+1
vote
1
answer
Assertion (A) : Increasing order of acidity of hydrogen halides is HF < HCl < HBr < HI
asked
Mar 25, 2019
in
Class 12
by
kratos
neet
acids
cbse
class-11
jee
hydrogen
hydrocarbons
jee mains
bases
p - block element
+3
votes
1
answer
The reaction between which combination of substances below cannot be classified as a Bronsted-Lowry acid-base reaction?
asked
Mar 24, 2019
in
Class 11
by
kratos
class-11
acids
bases
+3
votes
1
answer
The correct sequence of the ions shown, in order of increasing basicity, is
asked
Mar 24, 2019
in
Chemistry
by
kratos
organic chemistry
acids
class-11
jee
acids bases and salts
jee advanced
bases
basicity
class-12
+3
votes
1
answer
Identify electrophilic centre in the following: CH^+3C H =O,CH3C,CH3I.
asked
Mar 24, 2019
in
Chemistry
by
kratos
organic chemistry
acids
cbse
haloarenes
class-11
some basic principles and techniques
acids bases and salts
haloalkanes
bases
class-12
+2
votes
1
answer
What compounds are produced when sodium nitrate is added to a mixture of water and ethanol?
asked
Mar 23, 2019
in
Class 12
by
kratos
acids
cbse
class-11
acids bases and salts
class-10
icse
bases
class-12
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