Chemistry-
General
Easy
Question
A hydrocarbon of formula absorbs only one molecule of H2 upon catalytic hydrogenation. Upon ozonolys is, the hydrocarbon yields.
The hydrocarbon is
- Cyclohexane
- Benzene
- Cyclohexene
- Cyclobutane
The correct answer is: Cyclohexene
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A volume (V)-temperature (T) diagram was obtained when a given mass of gas was heated. During the heating process from state 1 to state 2, the pressure :
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The distribution of relative intensity I(l) of blackbody radiation from a solid body versus the wavelength l is shown in the figure. If the Wien displacement law constant is m K, what is the approximate temperature of the object?
The distribution of relative intensity I(l) of blackbody radiation from a solid body versus the wavelength l is shown in the figure. If the Wien displacement law constant is m K, what is the approximate temperature of the object?
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If x has the value calculated in above question. Then temperature of junction b or d is:
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In figure a, string 1 has a linear mass density of 3 g/m, and string 2 has a linear mass density of 4.5 g/m. They are under tension due to the hanging block of mass M = 500 g as shown in figure (a)
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In figure a, string 1 has a linear mass density of 3 g/m, and string 2 has a linear mass density of 4.5 g/m. They are under tension due to the hanging block of mass M = 500 g as shown in figure (a)
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In figure a, string 1 has a linear mass density of 3 g/m, and string 2 has a linear mass density of 4.5 g/m. They are under tension due to the hanging block of mass M = 500 g as shown in figure (a)
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The product of following reaction is
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The order of reactivity of the following alkenes towards electrophilic attack is
i)
ii)
iii)
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The order of reactivity of the following alkenes towards electrophilic attack is
i)
ii)
iii)
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chemistry-General
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Product (a) of the reaction is:
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The treatment of with Lemieux reagent (an aqueous Sol. of and traces of ) produces
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A and B are
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chemistry-General
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S1 & S2 are two coherent sources of sound having no initial phase difference. The velocity of sound is 330 m/s. No minima will be formed on the line passing through S2 and perpendicular to the line joining S1 and S2 , if the frequency of both the sources is:
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Two graphs of the same harmonic wave are shown below. The graph (1) on the left shows the displacement of wave y, as a function of position x for a given instant of time. The graph (2) on the right shows the displacement of wave as a function ot time 't' for a given position. The speed of the wave is
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The prong of a electrically operated tuning fork is connected to a long string of m = 1 kg/m and tension 25 N. The maximum velocity of the prong is 1 cm/s, then the average power needed to drive the prong is:
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physics-General