List of top Nano Science Questions

Which of the following is not a characteristic of a catalyst?

Reduction has taken place if a substance......

…………is the breaking down of long chain hydrocarbons into smaller molecules.

Which of the following is the most reactive aldehyde towards nucleophilic addition reactions?

Two isotonic solutions cannot have the same value of

An aromatic compound will
(A) have (4n+2) \(\pi\) electrons
(B) be conjugated
(C) be planar
(D) be cyclic
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SI unit of pressure is

Millikan's famous oil drop experiment established that

Which of the following is not the unit of energy?

The laws of reflection and refraction are true for all surfaces and pairs of media at the

For the given carbon resistor, the resistance is \(2.4 \times 10^6 \, \Omega\). The sequence of colours in the strips provided on resistor is

Acetophenone and Benzaldehyde can be distinguished by:
(A) Tollen's reagent
(B) DNP test
(C) Iodoform test
(D) Carbylamine test
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Which of the following is an example of electromagnetic waves?

Newton's law of cooling is a special case of

A dielectric slab is inserted between the plates of an isolated capacitor. The force between the plates will

Arrange the following in the order of increasing acidic strength
(A) HCl
(B) HBr
(C) HI
(D) HF
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Arrange the following in the order of increasing wavelength
(A) Lyman
(B) Balmer
(C) Paschen
(D) Brackett
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Arrange the following metals in the order of increasing work function
(A) Potassium (K)
(B) Cesium (Cs)
(C) Platinum (Pt)
(D) Calcium (Ca)
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Arrange the following components in the order of their function in power supply

(A) Voltage regulator
(B) Rectifier
(C) Transformer
(D) Filter
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Which of the following are three-terminal devices?

(A) Zener diode
(B) Photodiode
(C) Bipolar Junction Transistor
(D) Field Effect Transistor
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Which option is true for Fischer projection formulas?

(A) They must be kept in the plane of paper.
(B) They are not allowed to flip them over.
(C) They must be rotated in the plane of paper by 90°.
(D) They must be rotated in the plane of paper by 180°.
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Which of the following halides will undergo S\(_2\) reaction?

(A) Chlorobenzene
(B) Benzyl chloride
(C) Tertiary-butyl chloride
(D) n-butyl chloride
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Match List-I with List-II

\begin{tabular}{|c|c|} List-I & List-II
(A) DNA footprinting & (I) Protein-Protein interaction
(B) Yeast two hybrid system & (II) VNTR
(C) DNA Fingerprinting & (III) DNA binding proteins
(D) SAGE & (IV) Transcriptome analysis
\end{tabular}

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