List of top Chemistry Questions

Match List I with List II:
The hybridizations of carbon in graphite, diamond and C60 are respectively
The empirical formula of Calgon is
The set of molecules in which the central atom is not obeying the octet rule is
From the following plots, find the correct option regarding $T_1, T_2, P_1, P_2$
correct option regarding T1,T2,P1,P2
Which of the following elements are arranged in the correct order of their electron gain enthalpies?
The correct statements with respect to dialysis of colloidal solution are:
I. Colloidal particles can pass through the membrane
II. Animal bladder can be used as membrane
III. Cellophane is not used as membrane
IV. Ions and small molecules can diffuse through membrane into water
The outer electronic configuration of \(\text{Pd}^{2+}\) is
The IUPAC name of the following complex is \([Co(NH_2CH_2CH_2NH_2)_2Br_2]Br\)
The energy conversion involved in a galvanic cell is
1.8 g of glucose (molar mass 180 g/mol) is dissolved in 0.1 kg of water. The freezing point of the solution (in °C) is
(K$_f$ for water = 1.86 K kg mol$^{-1}$)
The molality and molarity of a solution of glucose in water which is labeled as 10% (w/w) are respectively (density of solution = 1.2 g/mL)
The two stable isotopes of carbon present in the naturally occurring carbon are
The bond order values of anions of sodium peroxide and potassium super oxide are respectively
The major product ‘B’ of the following reaction sequence is
major product ‘B’ of the following reaction sequence is
In long form of periodic table, the d-block element which forms interstitial hydride is
The conjugate base of NH$_4^+$ is
The element with the electronic configuration [Kr]4d$^{10}$5s$^0$ is
Arrange the following in the correct order of their bond orders: N$_2$, O$_2$, O$_2^+$, O$_2^-$
The bond lengths of \( \mathrm{C_2} \), \( \mathrm{N_2} \), and \( \mathrm{B_2} \) molecules are \( X_1 \), \( X_2 \), and \( X_3 \) pm respectively. The correct order of their bond lengths is:
Arrange the following in decreasing order of their pK$_b$ values:
Arrange the following in decreasing order of their pKb values:
Identify the major product formed from the following:
Nai/dry acetone
Arrange the following in increasing order of their reactivity for nucleophilic addition reaction:
Arrange the following in increasing order of their reactivity for nucleophilic addition reaction:
Which of the following is correct related to the colours of TiCl$_3$ (X) and [Ti(H$_2$O)$_6$]Cl$_3$ (Y)?
What are x and y in the following reaction?
$x \text{Pb}_3\text{O}_4 \rightarrow y \text{PbO} + \text{O}_2$