Chemistry Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

General Chemistry (478)
Chemistry AllOther (190)

Chemistry Interview Questions

Questions Answers Views Company eMail

who invented the first projector?

2 4525

why natural rubber needs vulcanization

3 19290

why most of the organic compounds gives absorption spectra rather than emission spectra?

SynGen,

2 8067

Geometrical Isomerism occurs in Alkenes only but not in Alkanes and Alkynes. Why?

6 33091

what is the zieglar natta catalyst

4 10838

for the decomposition of BR2 what soltution do you used

ChemBiotech,

3 8259

2+2 CYCLO ADDITION OPTICALLY ACTIVE OR THERMALLY ACTIVE.

ChemBiotech,

6 10680

what is the name of the material used in making the plates used for serving food in hotels?

1 3776

How much is the molar extinction coefficient of methylene blue at wavelenght 664 nm? Are molar extinction coefficient depend on concentration of solution?

Indfrag Limited,

3 26943

Hom many total number of inner transition elements are?

3 7396

what is the gas present in ice?

13 17684

what is reimer temen reaction?

Reddy Labs,

14 34293

What are the products of the reaction AgNO3 + NaBH4

4 15989

why no bond in chemistry is 100% ionic?

PSO, Reliance,

13 42480

what is Lieberman's reaction(nitro to oxime group)

ChemBiotech,

3 13042

Un-Answered Questions { Chemistry }

UV and PDA detector, which have less signal to noise ratio?

1132

What is the limitation of cod?

1124

Can we consider in purity angel

1833

SET Examination Previous Questions

3686

in OSD forms require to use gas chromatography?

834

The rate constant for the second order reaction is 0.54/M.s at 300oC. How long (in sec) would it take for the concentration of NO2 to decrease from 0.62M to 0.28 M? 2NO2(g) 2 NO(g) + O2(g)

2597

Actinium-227 can decay into Thorium-227. Explain the significance of this decay chain and its applications, particularly in nuclear physics.

674

Explain how can you tell if there is a dipole moment or not?

1039

Give the principle of potentiometer titration.

1035

What is the unit of ph?

1031

What is a repartition coefficient?

2468

. Given that 2Hg2+ (aq) + 2 e- Hg22+(aq) E0 =0.92V Hg22+ (aq) + 2 e- 2Hg(l) E0 =0.85V Calculate standard free energy change and K for the following process at 25oC Hg22+(aq) Hg2+ (aq) + Hg(l)

6644

Why is eriochrome black t indicator cannot be used in this experiment?

1171

What is stray light in uv what are units for stray light

1652

Why to use propyl paraben in HPLC gradient calibration

7488

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