List of top Chemistry Questions asked in VITEEE

Match List-I (Substances) with List-II (Processes employed in the manufacture of the substances) and select the correct option.
Which of the following species is not electrophilic in nature?
Two charges, each \( +q \), are placed at the corners of an isosceles triangle ABC of sides BC and AC, 2a. D and E are the mid-points of BC and CA. The work done in taking a charge \( Q \) from D to E is
Among the following, which one has the highest cation to anion size ratio?
The pressure exerted by 6.0g of methane gas in a 0.03m³ vessel at 129°C is (Atomic masses: C = 12.01, H = 1.01 and R = 8.314JK⁻mol⁻)
The following reaction is a reversible reaction that exhibits high temperature behaviour:
The following reactions take place in the blast furnace in the preparation of impure iron. Identify the reaction corresponding to the formation of the slag.
Among the elements Ca, Mg, P and Cl, the order of increasing atomic radii is
Consider the reactions
The mechanisms of reactions (i) and (ii) are respectively
The pairs of species of oxygen and their magnetic behaviours are noted below. Which of the following presents the correct description?
Match List-I with List-II for the compositions of substances and select the correct answer using the codes given below the lists.
A bubble of air is underwater at temperature 15°C and the pressure 1.5 bar. If the bubble rises to the surface where the temperature is 25°C and the pressure is 1.0 bar, what will happen to the volume of the bubble?
In CuSO₄ solution when electric current equal to 2.5 Faraday is passed, the gram equivalent deposited on the cathode is
Match List I (Equations) with List II (Types of process) and select the correct option.
Following compounds are given (i) $CH _{3} CH _{2} OH$ (ii) $CH _{3} COCH _{3}$ (iii) $CH _{3}- \underset{\overset{|}{C}H_3}{C}HOH$ (iv) $CH _{3} OH$ Which of the above compound(s) on being warmed with iodine solution and $NaOH$, will give iodoform?
The order of reactivity of phenyl magnesium bromide $(PhMgBr)$ with the following compounds
The pressure exerted by $6.0 \,g$ of methane gas in a $0.03\, m ^{3}$ vessel at $129^{\circ} \,C$ is (Atomic masses: $C =12.01, \,H =1.01$ and $\left.R=8.314\, JK ^{-1} \,mol ^{-1}\right)$
Some of the properties of the two species, $NO _{3}^{-}$and $H _{3} O ^{+}$are described below. Which one of them is correct?
What is the value of electron gain enthalpy of $Na^+$ if $IE_1$ of $Na = 5.1 \,eV$ ?
In the following reaction, $C_6H_5CH_2Br \ce{->[{(i) \text{Mg,Ether}}][{(ii) H_3O^+}] X }$ the product ' $X$ ' is
Which has the maximum number of molecules among the following ?
Which of the following compound is the most basic ?
Fructose reduces Tollen's reagent due to
Some statements about heavy water are given below. (i) Heavy water is used as moderator in nuclear reactors (ii) Heavy water is more associated than ordinary water (iii) Heavy water is more effective solvent than ordinary water Which of the above statements are correct?