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Chemistry
List of top Chemistry Questions
This oxide is most basic. [Ti=22, V=23, Cr=24, Fe=26]
BCECE - 2025
BCECE
Chemistry
d block elements
Anisole is -
BCECE - 2025
BCECE
Chemistry
Alcohols, Phenols And Ethers
Which one is a Lewis acid?
BCECE - 2025
BCECE
Chemistry
Acids and Bases
In which of the following molecules/ions, are all the bonds not equal?
BCECE - 2025
BCECE
Chemistry
The Valence Shell Electron Pair Repulsion (VSEPR) Theory
What is the volume of solution needed to prepare a 3 Molarity (M) solution containing 80 g of NaOH?
BCECE - 2025
BCECE
Chemistry
Solutions
What will be the products on heating Barium Nitrate Ba(NO\(_3\))\(_2\)?
BCECE - 2025
BCECE
Chemistry
Redox reactions
Red lead is:
BCECE - 2025
BCECE
Chemistry
p -Block Elements
The half-life of a first-order reaction is 1386 seconds. What is the specific rate constant of this reaction?
BCECE - 2025
BCECE
Chemistry
Chemical Kinetics
Which of the following compounds contains the -COOH (carboxylic) group?
BCECE - 2025
BCECE
Chemistry
Carboxylic Acids
In electrolysis of dilute H\(_2\)SO\(_4\), what is liberated at anode?
BCECE - 2025
BCECE
Chemistry
Electrolysis
The volume of CO\(_2\) liberated in litres at STP when 25 g of CaCO\(_3\) is treated with dilute HCl containing 14.6 g of HCl is:
TS POLYCET - 2025
TS POLYCET
Chemistry
Chemical Reactions
A metal crystallizes in simple cubic lattice. The volume of one unit cell is \( 6.4 \times 10^{-7} \, \text{pm}^3 \). What is the radius of the metal atom in pm?
AP EAPCET - 2025
AP EAPCET
Chemistry
The solid state
Draw the structure of the major monohalo product for each of the following reactions:
CBSE CLASS XII - 2025
CBSE CLASS XII
Chemistry
Haloalkanes And Haloarenes
Draw the structure of the major monohalo product for each of the following reactions:
CBSE CLASS XII - 2025
CBSE CLASS XII
Chemistry
Haloalkanes And Haloarenes
What are X and Y respectively in the following set of reactions?
AP EAPCET - 2025
AP EAPCET
Chemistry
Organic Chemistry
A carbonyl compound X (C\(_8\)H\(_8\)O) undergoes disproportionation with conc. KOH on heating. Product of X with Zn-Hg/HCl is Y and product of X with NaBH\(_4\) is Z. What are Y and Z respectively?
AP EAPCET - 2025
AP EAPCET
Chemistry
Organic Chemistry
The sequence of reagents required to convert aniline to benzoic acid is:
AP EAPCET - 2025
AP EAPCET
Chemistry
Reaction mechanisms
What is the major product Y in the following reaction sequence?
AP EAPCET - 2025
AP EAPCET
Chemistry
Organic Chemistry
What are X and Y respectively in the following sets of reactions?
(major product)
AP EAPCET - 2025
AP EAPCET
Chemistry
Chemistry in Everyday Life
Identify the two reactions A (I II) and B (I III) respectively in the following set of reactions.
AP EAPCET - 2025
AP EAPCET
Chemistry
Organic Chemistry
An alcohol, X (C\(_5\)H\(_{12}\)O) in the presence of Cu/573K gives Y (C\(_5\)H\(_{10}\)). The reactants required for the preparation of X are
AP EAPCET - 2025
AP EAPCET
Chemistry
Organic Chemistry
The synthetic detergent used in toothpaste is of type X. Animal starch is Y.
X and Y respectively are
AP EAPCET - 2025
AP EAPCET
Chemistry
Biomolecules
Which of the following represents the correct structure of \( \beta\text{-}D\text{-}(-)\text{-} \) Fructofuranose?
AP EAPCET - 2025
AP EAPCET
Chemistry
Polymers
Which of the following statements is not correct for glucose?
AP EAPCET - 2025
AP EAPCET
Chemistry
Biomolecules
KMnO\(_4\) oxidises hydrogen sulphide in acidic medium. The number of moles of KMnO\(_4\) which react with one mole of hydrogen sulphide is
AP EAPCET - 2025
AP EAPCET
Chemistry
Oxidation Number And Oxidation States
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