Question Paper from: IIT JEE Mains Shift 2 25th July 2021

Maleic anhydride can be prepared by:

(i) Treating cis but-2-ene-1, 4-dioic acid with alcohol

(ii) Heating cis but-2-ene-1, 4-dioic acid

(iii) Treating trans but-2-ene-1, 4-dioic acid with alcohol and acid

(iv) Heating trans but-2-ene-1, 4-dioic acid

In the following ions, the spin only magnetic moment of $T{i}^{3+},S{c}^{3+},V^{2+}$ respectively are

The correct options is

Which of the following forms interstitial hydride easily?

In the following reaction choose the output product

The structure of cytosine is:

In Kjeldahl's method, 0.8g of organic compound is used. The percentage of Nitrogen came out to be 42%. The _____ ml of 1M H₂SO₄ used to neutralize ammonia

In which of the following compounds one $\pi$ bond is present and maximum canonical structure possible

Correct Order of acidic strength from following compounds

Which of the following compound is most stable:

(i) [Cr(en)₂(NH₃)₂]Cl₃ (ii) [Cr(en)₃]Cl₃ (iii) [Cr(en)(NH₃)₄]Cl₃ (iv) [Cr(NH₃)6]Cl₃

Biodegradable polyamide is formed by-

For the following ions, the correct order of their Bond order is

$O_2^{-},O_2,O_2^{2-},O_2^{+}$

Match the List-I with List-II

Increasing order of density:

(i) Benzene (ii) 1,3- DiChlorobenzene (iii) Chloro Benzene (iv) 1-Bromo-3-chlorobenzene

In Which of the following reaction oxidation state changes by 5.

If the covalent radii of $F^{-}=1.33\mathring{A},O^{2-}=1.40\mathring{A}$ and for $N=0.74\mathring{A}$. Then which of the following is correct:

S1: CFCs are dissociated with to Cl radical by radiation of visible region.

S2: O₃ reacts with nitric oxide to form N₂ & O₂.

Nitro benzene reaction with SN+ HCl

Find the product 'P'