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In PO4^3– ion, the formal charge on each O atom and P–O bond order are respectively
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Apr 4, 2019
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Chemistry
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chemical bonding
cbse
general chemistry
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1
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In po4^3- ion the formal charge on each oxygen atom and p-o bond order respectively are
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Apr 2, 2019
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Chemistry
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kratos
neet
chemical bonding
cbse
general chemistry
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molecular structure
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pKa values of four acids are given below at 25°C. Which value corresponds to the strongest acid?
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Mar 24, 2019
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Chemistry
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general chemistry
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bitsat
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What would happen when a small quantity of H2O2 is added to a solution of FeSO4
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Mar 9, 2019
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Chemistry
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general chemistry
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bitsat
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Why are strong acids generally used as standard solutions in acid base titration?
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Mar 9, 2019
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Chemistry
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general chemistry
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Hydrogen peroxide acts both as an oxidising and as a reducing agent depending upon the nature of the reacting species.
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Feb 5, 2019
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Chemistry
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cbse
general chemistry
class-11
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hydrogen
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p - block element
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What is the relation between kinetic energy and frequency of the photoelectrons?
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Feb 4, 2019
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Chemistry
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atom models
modern physics
general chemistry
class-11
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An aqueous solution of 6.3 g oxalic acid dihydrate is made upto 250 mL.
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Feb 2, 2019
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Chemistry
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kratos
some basic concepts of chemistry
general chemistry
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1
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In PO4^3- ion, the formal charge on each oxygen atom and P - O bond order respectively
asked
Jan 10, 2019
in
Chemistry
by
kratos
neet
chemical bonding
cbse
general chemistry
class-11
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molecular structure
jee mains
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1
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The values of dissociation constant of some acids (at 25°C) are given below. The strongest acid in water is:
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Jan 7, 2019
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Chemistry
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general chemistry
chemical
class-11
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In PO4^−3 formal charge on every oxygen atom and P-O bond order is respectively :
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Dec 4, 2018
in
Chemistry
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kratos
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chemical bonding
cbse
general chemistry
class-11
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molecular structure
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1
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Boric acid can be estimated by titration with standard alkali solutions,
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Nov 27, 2018
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Chemistry
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general chemistry
jee
jee mains
properties of compounds
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The reaction in which hydrogen peroxide acts as a reducing agent is
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Nov 11, 2018
in
Chemistry
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kratos
neet
general chemistry
class-11
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hydrogen
jee mains
p - block element
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1
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The threshold frequency of a metal is 1 x 10^15 *^–1. The ratio of maximum kinetic energies of the photoelectrons when the metal
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Nov 10, 2018
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Chemistry
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general chemistry
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dual nature of radiation and matter
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An aqueous solution of 6.3 g of oxalic acid dihydrate is made up to 250 ml. The volume of 0.1 N NaOH required to completely
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Nov 2, 2018
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Chemistry
by
kratos
some basic concepts of chemistry
general chemistry
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stoichiometry
jee mains
mole concept
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1
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pKa values of four acids are given below at 25°C. Indicate the strongest acid :
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Nov 2, 2018
in
Chemistry
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kratos
general chemistry
class-11
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ionic equilibrium
jee mains
equilibrium
class-12
bitsat
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1
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Explain the significance of Principal, Azimuthal and Magnetic quantum numbers.
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Nov 2, 2018
in
Chemistry
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neet
general chemistry
class-11
aiims
jee
kvpy
jee mains
structure of atom
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Three isotopes of an element have mass numbers M, (M+1) and (M+2). The mean atomic mass is (M + 0.5).
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Oct 27, 2018
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Chemistry
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kratos
general chemistry
jee
jee mains
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2.15 g of impure oxalic acid crystals were dissolved in water and the solution made up to 250 cm^3 of this solution
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Oct 19, 2018
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Chemistry
by
kratos
some basic concepts of chemistry
general chemistry
class-11
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stoichiometry
jee mains
mole concept
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1
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Species having Bond order 2(1/2) is/are
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Oct 10, 2018
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Chemistry
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neet
chemical bonding
cbse
general chemistry
ph3
class-11
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bcl3
molecular structure
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