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Chemistry
List of top Chemistry Questions
What are macromolecules?
Bihar Board XII - 2025
Bihar Board XII
Chemistry
Biomolecules
What is metamerism?
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Bihar Board XII
Chemistry
Isomerism
What are chiral and achiral compounds?
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Bihar Board XII
Chemistry
Isomerism
Write the IUPAC name of complex compound \( K_3[Cr(C_2O_4)_3] \).
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Bihar Board XII
Chemistry
coordination compounds
"(\(O_3\))behaves as a strong oxidising agent." Explain.
Bihar Board XII - 2025
Bihar Board XII
Chemistry
p -Block Elements
What are essential amino acids?
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Bihar Board XII
Chemistry
Biomolecules
What is slag?
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Bihar Board XII
Chemistry
Metallurgy
Write Faraday’s 2nd law of Electrolysis.
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Bihar Board XII
Chemistry
Electrochemistry
Write the formula of Tetra-aminoaquachlorido-cobalt (III) chloride.
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Bihar Board XII
Chemistry
coordination compounds
The general formula of carbonyl compound is:
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Bihar Board XII
Chemistry
Aldehydes And Ketones
Write the names of the catalysts used in contact process and Ostwald process.
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Bihar Board XII
Chemistry
Industrial Chemistry
The number of isomeric alcohols of molecular formula \( \text{C}_4\text{H}_{10}\text{O} \) is:
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Bihar Board XII
Chemistry
Alcohols, Phenols and Ethers
Diethyl ether finds its use in medicine as:
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Bihar Board XII
Chemistry
Alcohols, Phenols and Ethers
Methyl alcohol on oxidation with acidified \( \text{K}_2\text{Cr}_2\text{O}_7 \) gives:
Bihar Board XII - 2025
Bihar Board XII
Chemistry
Alcohols, Phenols and Ethers
At room temperature, formaldehyde is
Bihar Board XII - 2025
Bihar Board XII
Chemistry
Aldehydes And Ketones
Chloroform is:
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Bihar Board XII
Chemistry
Haloalkanes and Haloarenes
General group(s) for alcohols is/are:
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Bihar Board XII
Chemistry
Alcohols, Phenols and Ethers
The percentage of free space in a body-centred cubic unit cell is
Bihar Board XII - 2025
Bihar Board XII
Chemistry
The solid state
In electrolysis, oxidation takes place at:
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Bihar Board XII
Chemistry
Electrochemistry
How many kinds of Bravais lattice are possible in a crystal?
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Bihar Board XII
Chemistry
The solid state
Rust is:
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Bihar Board XII
Chemistry
Electrochemistry
The quantity of electricity required to liberate 32 g of oxygen is:
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Bihar Board XII
Chemistry
Electrochemistry
Which of the following is not a crystalline solid?
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Bihar Board XII
Chemistry
The solid state
The medicines which lower fever are called
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Bihar Board XII
Chemistry
Chemistry in Everyday Life
Which of the following is a disaccharide?
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Bihar Board XII
Chemistry
Biomolecules
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