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Chemistry
List of top Chemistry Questions
Write the names of the catalysts used in contact process and Ostwald process.
Bihar Board XII - 2025
Bihar Board XII
Chemistry
Industrial Chemistry
Methyl alcohol on oxidation with acidified \( \text{K}_2\text{Cr}_2\text{O}_7 \) gives:
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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
At room temperature, formaldehyde is
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Chemistry
Aldehydes And Ketones
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
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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Chemistry
Aldehydes And Ketones
Rust is:
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Chemistry
Electrochemistry
The quantity of electricity required to liberate 32 g of oxygen is:
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Chemistry
Electrochemistry
Chloroform is:
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Bihar Board XII
Chemistry
Haloalkanes and Haloarenes
How many kinds of Bravais lattice are possible in a crystal?
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Chemistry
The solid state
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
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Chemistry
The solid state
In electrolysis, oxidation takes place at:
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Bihar Board XII
Chemistry
Electrochemistry
The number of atoms present in body-centred cubic unit cell is
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Chemistry
The solid state
The product of addition polymerization is
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Chemistry
Polymers
Which of the following is not a crystalline solid?
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Chemistry
The solid state
Alkali salt of palmitic acid is known as
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Chemistry
Biomolecules
Which one of the following is a thermosetting plastic?
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Chemistry
Polymers
The medicines which lower fever are called
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Chemistry
Chemistry in Everyday Life
Which of the following is a disaccharide?
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Chemistry
Biomolecules
Which of the following catalysts is used in Haber’s process for the manufacture of ammonia ?
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Chemistry
The p-Block Elements
Which of the following electrolytes is the least effective in causing coagulation of colloidal solution of ferric hydroxide?
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Chemistry
Surface Chemistry
Which of the following is an emulsifier ?
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Chemistry
Surface Chemistry
Water soluble vitamin is
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Chemistry
Biomolecules
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