KCET 2026

Statement-I: Nitrogen in pyridine cannot be estimated by Kjeldahl's method.Statement-II: Nitrogen in pyridine changes to ammonium sulphate when heated with conc. $\text{H}_2\text{SO}_4$ in Kjeldahl's method.Read the above given statements a...

Match List-I with List-II and select the correct optionsList-I (Functional group)List-II (Functional group reagent)(a)(i)Neutral ferric chloride test(b)$\text{C}_6\text{H}_5\text{NH}_2$(ii)Azo dye test(c)$\text{CH}_3\text{CH}_2\text{CHO}$(i...

$a\text{C}_2\text{O}_4^{2-} + b\text{MnO}_4^- + c\text{H}^+ \rightarrow x\text{Mn}^{2+} + y\text{H}_2\text{O} + z\text{CO}_2$$a$ and $x$ respectively are

Given below are two statements.Statement-I: In $\text{H}_2\text{O}_2$, each oxygen atom is assigned an oxidation number of $-1$, in $\text{RbO}_2$ each oxygen atom is assigned an oxidation number of $-\dfrac{1}{2}$.Statement-II: Representat...

When salt BA is treated with Conc. $\text{H}_2\text{SO}_4$ reddish brown gas is liberated. The aqueous solution of BA gives pale yellow precipitate with $\text{AgNO}_3$ solution. Which of the following anion ($\text{A}^-$) is present in the...

Match List-I with List-II and select the correct option (Based on mole concept):List-IList-II(a)$2$ moles of ethene(i)$11.2$ L volume at STP(b)Mass is equal to $66$ g(ii)$56$ g(c)$1$ g of $\text{H}_2$(iii)$12.04 \times 10^{23}$ Molecules(d)...

From the given information, select the suitable law of chemical combination:Cupric Carbonate% of Cu% of C% of ONatural Sample51.359.7438.91Synthetic Sample51.359.7438.91

A gas can be taken from A to B via two different paths ACB and ADB.When path ACB is used, $60$ J of heat flows into the system and $30$ J of work is done by the system. If path ADB is used, work done by the system is $10$ J.The heat flow in...

Which of the following is a correct statement for a thermodynamic system?

A: Entropy of a perfect crystalline solid at absolute zero approaches zero.B: For spontaneity of a reaction, $T\Delta S > \Delta H$.Among the two statements given above, identify the correct answer from the options given below.