VITEEE Chemistry Test - 5 - JEE MCQ
30 Questions MCQ Test VITEEE: Subject Wise and Full Length MOCK Tests - VITEEE Chemistry Test - 5
RCH₂CH₂OH can be converted into RCH₂CH₂COOH by the following sequence of steps
Formaldehyde reacts with NaOH(50%). Which one pair of products will be obtained?
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Aldehydes and ketones do not give addition reaction with
Which of the following reagents cannot be used to distinguish between hexanal and 2-hexanone?
An organic compound with the formula C₆H₁₂O₆ forms a yellow crystalline solid with phenylhydrazine and gives a mixture of sorbitol and mannitol when reduced with sodium. Which among the following could be the compound?
Which reagent will bring about the conversion of carboxylic acids into esters ?
When H2 and I2 are mixed and equilibrium is attained,then
If one mole of an ideal gas at 27oC temperature is compressed reversibly from 20 litres to 10 litres, then work done during the process is (R=8.314J-K-1-mol-1)
A Carnot engine, whose efficiency is 20% receives heat at 450 K. If its efficiency is increased to 30%, then the intake temperature for the same exhaust temperature is
In a closed insulated container a liquid is stirred with a paddle to increase the temperature. Which of the following is true
The coordination number and oxidation state of the element E in the complex [ E e n 2 C 2 O 4 ] N O 2 (where en is ethylene diamine) are respectively
In the diazotisation of aniline the excess of hydrochloric acid is used primarily with sodium nitrite because it
Standard electrode potential of three metals A,B and C are + 0.5 V, -3.0 and -1.2 V respectively. The reducing power of these metals are
When quantity of electricity passed is one faraday then the mass deposited at the electrode is equal to
An electrochemical cell reaction is : Pt, H₂(1atm) ∣ HCl(0.1M)∣∣ CH₃COOH (0.1M)∣ H₂ (1atm), Pt. The e.m.f. of this cell will not be zero, because
Diethyl ether is heated with one mole of HI, which is formed
For two ionic solids CaO and KI, identify the wrong statement among the following?
The value of gas constant per degree per mole is approximately
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