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

Why KBr pellet is used in IR?

Glochem,

11 28607

what is the difference between polar covalent bond and hydrogen bond?

3 6332

why in uv calibration in Limt of absorbance parameter specific absorbance is calculated only for selected wavelength

2709

IN DISSOLUTION S1 STAGE 1 BOWL GOT 52%(Q POINT IS 80%)WHAT WE HAVE DO

9 16840

there is something which we call as the basicity of an acid i wanted to ask is that is there something like the basicity of an alkali if yes than how can we define it?

2054

what is the meaning of PURITY AND POTENCY .what is the difference between PURITY and POTENCY

Orchid,

5 27362

why sulphuric acid has more viscosity than water?

Apex,

1 6379

Why Peak Purity is not determined in GC analysis?

GSFC, GVK,

1 6753

Why sodium lamp is used in polarimeter?

Aurobindo, Micro Labs, Mylan,

1 14846

HI,I CLEARED BOB CLERK EXAM. MY INTERVIEW WILL BE ON 9TH OCTOBER,2010.PLEASE SEND ME INTERVIEW QUESTIONS AND ANSWERS. THANK YOU.

Bank of Baroda,

2249

What is the difference between Primay and Secondry Standard ?

College School Exams Tests, Neuland,

6 52146

priciple of gc & hplc? (properly describe)

Cadila, Cipla, Reddy Labs,

2 15334

why we have to store the pH electrode in 4.01 buffer ?

Aurobindo, BioMax, BioSynth, Cipla, Indoco Remedies, SGS,

1 7759

give tha clarity about peak purity concept

Aurobindo, Reliance Life Sciences,

3 11330

What is Isotope tracer technique?

LAP, MAHINDRA, MPSC, PSI Data Systems, WNS,

1 7219

Un-Answered Questions { Chemistry }

Name the two most common end-products of alcoholic fermentation?

1007

Why titration in which hcl and h2so4 is use?

1071

In BP2013, Loperamid HCl monograph. Assay by titration with 0.1N sodium hydroxide using hydrocloric acid 0.01N and reading the volume added between the 2 points of inflexion. I have a question that if the diluent solvent is ethanol is certainly consumed a amount of volume of titrant, so this volume must be eliminated on the result calculation or not apart from first point which is subtracted above.

3129

sir, what does happen ............? naphthal+benzene(or)toluee........> ?

2175

Give the IUPAC name for [Co(NH3)5Cl] SO4

1094

Explain the process of spontaneous combustion?

1036

In testing of Cement the formula for water requirement for setting time is as below- Water required for setting time = NC x 0.85 The question is that what is the logic of 0.85 in this formula??

2427

What is importance of pH in the Heavy metal test and How it effect on the test results?

2284

How a balanced equation can be used to find the mass or volume of an unknown quantity in a stoichiometry?

2578

How we choose the mobile phase for method development.?

1214

Describe the historical significance of Protactinium's discovery and its naming.

651

in each media we require to use SLS? how to proceed?

787

Why to use propyl paraben in HPLC gradient calibration

7489

why is their exotherm while addition of reducing agents in reduction reaction?

2355

How does the viscosity vary with temperature?

1086

For More Un-Answered { Chemistry } Questions Click Here