chemistry Question Bank - Sarthaks eConnect

`C_6H_5NO_2overset{mbox{Fe/HCl}}{rightarrow}(P) underset{273K}{stackrel{HNO_2}{rightarrow}` (Q) `underset{boil}{stackrel{H_2O}{rightarrow}`(R) Product(R) is:

An organic compound with molecular formula `C_9H_(10)O` forms 2.4 DNP derivative, Reduces tollen’s reagent & undergo cannizzaro reaction. On vigrous oxidation it gives 1.3- dicarboxylic acid, then compound is:

For the following compounds, choose the incorrect option?

`(a) CH_3-NH_2`

`(b) (CH_3)_2NH`

`(c) (CH_3)_3N`

Which of the following compound on ozonolysis will produce 3- methyl-6-oxoheptanal?

Among the following pairs in which pair (II) is more reactive than (I) for `SN^-1` reaction:

Which of the following molecule/specie is planner as well as polar:

Which of the following methods are used for removal of temporary hardness only:

Which of the following metal oxide are not reduced commercially by carbon reduction method.

Which of the following specie has `3d_pi-2p_pi` back bonding:

What is the hybridisation of central atom of sodium nitroprusside:

X gas has rotten fish smell, when react with `CuSO_4` solution, then what is the colour of ppt.

Which of the following compound is known as hydrolith as well as salt like hydride.

Which of the following elements dissolved in `NH_3` solution and their solution act as reducing agent.

Which of the following cation gives coloured bead in borax bead test

Which of the following compounds is soluble in aqua regia:

A 1 litre solution containing equal models of FeO and `Fe_(0.8)O` was titrated with 70 ml 0.3 M `KMnO_4` in acidic medium. Millimoles `Fe^(3+)` production are

Solution-I (S-I)= 0.2 M HCL (aq)

Solution-II (S-II)=0.2 M BOH (aq) `(K_6=10^-2M)`

Solution –III (S-III)= 1 litre solution- I+1 litre solution-II

Considering solute to be non-volatile and solution to be ideal, select the correct statement

Select the correct statement-

Find the simplest formula of a molecule in which A atoms are present at each corner and "B" atoms are present at each edge center of a truncated octahedron

`A^(2+)(aq.)+2e^- ->A(s) :E=0.8` volt

`B^(3+)(aq.)+3e^- ->B(s) :E =0.6` volt

Using above information find the iron which will be deposited first at cathode if solution containing `A^(2+)(aq.) & B^(3+)(aq.)` is electrolysed.

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