19,000+ solved questions for JEE Advanced, JEE Mains, NEET & IChO — with answers and expert explanations.
Which of the following substances has the least covalent character?
Which of the following compounds have the same no. of lone pairs with their central atom? (I) XeF (II) BrF (III) XeF (IV) H S (V) Triple Methylene
The dipole moment of o, p and m-dichlorobenzene will be in the order :
Which has a maximum dipole moment? (a) (b) (c) (d)
Which molecule has regular geometry? (I) SnCl (II) NH (III) PCl (IV) SF
Given the correct order of initials T or F for the following statements. Use T is statement is true and F if it is false: (I) The order of repulsion between different pair of electrons is LP – LP > LP –BP > BP – BP (I…
Benzamide on treatment with POCl₃ gives
Acetamide is treated separately with the following reagents. Which one of these would give methyl amine?
In the following sequence of reactions: KMnO SOCl H /Pd BaSO Toluene A B C, → → → Carboxylic Acid and Its Derivatives the product C formed will be :
Benzoyl chloride is prepared from benzoic acid by
Ethyl Acetate O (i)CH MgBr (excess) (ii) H → P, the product will be (a) (b) (c) (d)
Hydrogenation of benzoyl chloride in the presence of Pd-BaSO₄ gives
The correct order for the acidic character of the following carboxylic acids is
Which of the following represents the correct order of the acidity in the given compounds?
In a set of the given reactions, acetic acid yielded a product C. O C H (i) C H MgBr Anh.AlCl (ii) H CH COOH PCl A B C → → → Product C would be (a)
The correct order of increasing acid strength of the compounds
Which of the following is correct order of acidity?
End product of the following reaction is Cl alc. KOH red p CH CH COOH A B → → (a) (b) (c) (d)
When CH₂ = CH – COOH is reduced with LiAlH , the compound obtained will be:
When propionic acid is treated with aqueous sodium bicarbonate, CO₂ is liberated. The C of CO₂ comes from
Here Z is (a)
Picric acid is (a) (b) (c) (d)
Structure of the compound whose IUPAC name is 3- ethyl-2-hydroxy-4-methylhex-3-en-5-ynoic acid is: (a) (b) (c) (d)
Trough which of the following reactions number of carbon atoms can be increased in the chain? (i) Grignard reaction (ii) Cannizzaro’s reaction (iii) Aldol condensation (iv) HVZ reaction Choose the correct option.
Identify the correct order of boiling points of the following compounds