List of top Chemistry Questions

Which from following polymers is obtained by condensation polymerisation method?

Benzonitrile on reduction with stannous chloride in presence of hydrochloric acid followed by acid hydrolysis forms,

What is the value of \( K_{sp} \) for saturated solution of \( \text{Ba(OH)_2 \) having pH 12 ?

What is IUPAC name of following compound?

What is the number of $>\text{C} = \text{C}<$ bonds present in a linolenic acid molecule?

Which of the following methods is used to prepare dihydrogen with purity greater than 99.5 % ?

Which of the following is trihydric phenol?

Identify the product obtained when nitro ethane is treated with Sn - HCl under ideal conditions.

What is the number of moles of 'C' and 'H' atoms respectively present in n mole molecule represented by following structure?

Calculate the ionisation constant of 0.08 moldm$^{-3}$ of a monobasic acid having pH = 2.

For a certain reaction $\Delta H = -225$ kJ and $\Delta S = -150$ J K$^{-1}$. Find the temperature so that $\Delta G$ is zero.

In an ionic solid anions are arranged in hcp array and cations occupy $\frac{2}{3}$ of octahedral voids. What is the formula of ionic compound? [consider A = cation; B = anion]}

Which of the following on reaction with Grignard's reagent followed by hydrolysis forms tertiary alcohol?

Which of the following molecules does not obey octet rule?

Which among the following is haloarene?

For the reaction, $2N_2O_5(g) \rightarrow 4NO_2(g) + O_2(g)$ $N_2O_5$ disappears at a rate of $x$ moldm$^{-3}$ s$^{-1}$ Find the rate of formation of $O_2$ ?

What is the order of reactivity of alkyl halides with ammonia?

What is the number of hydrogen atoms present in 5.4 g of urea?

Which from following is an example of an intensive property of the system?

Which from following carbohydrates produces glucose, galactose and fructose on hydrolysis?

Which of the following halogens does always show oxidation state -1 ?

Which actinoid from following in its +3 state has largest size?

Find the concentration of sodium acetate when added to 0.1 M solution of acetic acid to form a buffer solution of pH = 5.5 ? (pK$_a$ of CH$_3$COOH = 4.5)

Calculate the work done in the oxidation of one mole $HCl_{(g)}$ at 27$^\circ$C, according to reaction.
$4HCl_{(g)} + O_{2(g)} \rightarrow 2Cl_{2(g)} + 2H_2O_{(g)}$
(R = 8.314 J K$^{-1}$ mol$^{-1}$)

Identify the reagent used for Rosenmund reduction.