[Download PDF] NTA JEE Main 31st January 2023 Shift 1 Paper with Solutions

Instructions

For the following questions answer them individually

NTA JEE Main 31st January 2023 Shift 1 - Question 41

When Cu$$^{2+}$$ ion is treated with KI, a white precipitate, X appears in solution. The solution is titrated with sodium thiosulphate, the compound Y is formed. X and Y respectively are

Solution

NTA JEE Main 31st January 2023 Shift 1 - Question 42

The correct order of basicity of oxides of vanadium is

Solution

NTA JEE Main 31st January 2023 Shift 1 - Question 43

Nd$$^{2+}$$ = ______

Solution

NTA JEE Main 31st January 2023 Shift 1 - Question 44

Cobalt chloride when dissolved in water forms pink colored complex X which has octahedral geometry. This solution on treating with conc HCl forms deep blue complex, Y which has a Z geometry. X, Y and Z, respectively, are

Solution

NTA JEE Main 31st January 2023 Shift 1 - Question 45

The correct order of melting point of dichlorobenzenes is

NTA JEE Main 31st January 2023 Shift 1 - Question 46

An organic compound 'A' with empirical formula C$$_6$$H$$_6$$O gives sooty flame on burning. Its reaction with bromine solution in low polarity solvent results in high yield of B. B is

NTA JEE Main 31st January 2023 Shift 1 - Question 47

Consider the following reaction
Propanal + Methanal $$\xrightarrow{(i)$$ dil. NaOH $$}{\xrightarrow{(ii) \Delta \; (iii)$$ NaCN $$\; (iv) \; H_3O^+}}$$ Product B (C$$_5$$H$$_8$$O$$_3$$)
The correct statement for product B is. It is