List of practice Questions

The chelating ligand used to remove excess of copper in animal systems is
Observe the following solutions: \[ \text{I. Black coffee} \quad \text{II. 0.2M NaOH} \quad \text{III. Lemon juice} \] \[ \text{IV. Lime water} \quad \text{V. Human Saliva} \quad \text{VI. Tomato juice} \] The number of solutions with pH less than 7 is
Observe the following solutions \[ \text{I. Black coffee} \quad \text{II. 0.2M NaOH} \quad \text{III. Lemon juice} \quad \text{IV. Lime water} \quad \text{V. Human Saliva} \quad \text{VI. Tomato juice} \] The number of solutions having pH range of 1-7 and 7-14, in the above list, is respectively
What would be the volume of water required to dissolve 0.2 g of PbCl$_2$ of molar mass 278 g/mol to prepare a saturated solution of the salt? (K$_{sp}$ of PbCl$_2$ = 3.2 $\times$ 10$^{-8}$)
What is the mole fraction of solute in a 5 m aqueous solution?
Choose the incorrect statement:
X is an electrolyte with a concentration of 0.04M whose formula is of the type X\(_2\)(A) Y is a non-electrolyte solution with a concentration of 0.2M and has an osmotic pressure equal to P\(_2\) at room temperature. What is the relationship between the Osmotic pressure \(\pi\) of X and P\(_2\)?
34.2% (W/V) sucrose $ \left( \text{C}_6\text{H}_2\text{O}_1\right) $ solution is isotonic with 18% (W/V) of unknown solution X. Formula of X is
Which of the following in not correct?

Match the following:

PropertyExpression
A. πI. Kb · m
B. ΔTfII. Kf · m
C. ΔTbIII. CST
D. (P0 - P) / P0IV. (n1 / (n1 + n2))
1.06 g of Na$_2$CO$_3$ (molar mass = 106 g mol$^{-1}$) is dissolved in 500 g water. What is its molality?
The number of moles of OH\(^-\) ions present in 100 mL of 0.2 M Al(OH)\(_3\) solution is (assume 100% dissociation)
An example of a network solid is:
Which of the following does not belong to an ideal solution?

“A” obtained by Ostwald’s method involving air oxidation of\( NH_3\), upon further air oxidation produces “B”. “B” on hydration forms an oxoacid of Nitrogen along with evolution of “A”. The oxoacid also produces “A” and gives positive brown ring test. 

The reaction representing the Mond process for metal refining is _________.
Find out the correct statement from the options given below for the above 2 reactions.
nucleophile
In the above reaction 'A' and 'B' are:
A’ and ‘B’ in the above reactions are
How much faster would a reaction proceed at $ 25^\circ C $ than at $ 0^\circ C $ if the activation energy is 65 kJ?
For a reaction, $ 2A + B \to \text{products} $, if concentration of B is kept constant and concentration of A is doubled, then rate of reaction is
The correct order of variation of first ionisation enthalpies is:
By moving top to bottom in group, valency will
VIA group elements are called
The total number of inner transition elements in the modern periodic table is
Which of the following pairs will form the most stable ionic bond?