Compound (A)C₅H₁₀O forms a phenylhydrazone and gives negative Tollen's and iodoform test. Compound (A) on reduction gives n-pentane. Compound (A) is
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When chlorine water is added to an aqueous solution of potassium halide in presence of chloroform, a violet colour is obtained. On adding more of chlorine water, the violet colour disappears, and a colourless solution is obtained. This test confirms the presence of the following in aqueous solution.
Chloride ion and potassium ion are isoelectronic. Then
Carboxylic acids are more acidic than phenol and alcohol because of
The hybrid orbitals at carbon 2 and 3 in the compound CH3CH = CHCH3 are :
BCl3 molecule is planar while NCl3 is pyramidal because
If a mixture containing 3 moles of hydrogen and 1 mole of nitrogen is converted completely into ammonia, the ratio of volumes of reactants and products at the same temperature and pressure would be
The time taken for 90% of a first order reaction to complete is approximately
The number of πbonds in
CH₂ = CH - CH = CH - C ≡ CH is
Which of the following is isoelectronic as well as has the same structure as that of N₂O?
Which of the following will act as buffer solution ?
The rms velocity at NTP of the species can be calculated from the expression
Which of the following solution cannot act as a buffer ?
Which pair of isomerism is not possible together?
In radioactive decay which one of the following moves the fastest ?
An organic compound A reacts with methyl magnesium iodide to form an addition product which on hydrolysis forms the compound B. Compound B gives blue colour salt in Victor Meyer's test. The compounds A and B are respectively.
Lassaigne's test for the detection of nitrogen fails in
When iron is added to CuSO₄ solution, copper is precipitated. It is due to
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1 videos|1 docs|68 tests
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