Physical Chemistry Interview Questions
Questions Answers Views Company eMail

is the temparature effects the solubility of the compound?

2 2529

is the pH effects the solubility/micibility of the compound?

4 5222

At a constant temp. volume is inversly proportional to pressure. This is Boyle's law. But, when u give pressure to a football, how the volume also increases?

1 2540




What is the difference between EMF and Voltage?

IGCAR,

8 12718

2day science says that clouds r formed due to sea(more than 90% sea water in cloud). but when rain starts,,,,the rainy water is sweet while sea (salty)water is salty.....how sea water is converted into sweet water?

1 2423

WHAT IS THE SYLLABUS OO GROUP -I?

961

Normally entropy is expressed as q/T. But, work and heat have same unit. Why can't it be replaced by work?

1019

what are UV rays absorbs slightly?

914




why we are carrying standardization of karl fisher auto titrator with water and disodium tartarate.

1 3507

What is the brigg's raucher reaction?

992

During Soundness testing of Cement by Lechatelier method the Cement mould expands about 20 mm when merged in curing water for 24 hours after mould preparation.In that Cement MgO content is about 3.0%,SO3 is about 2.6% & Blaine is about 360 M2/Kg.Guess the reason & suggest solution.

1760

As per X-ray Fluorescence theory, when material particle is irradiated with X-ray the electron of innermost orbital of that element atom is exited and emits outside of the atom as photoelecrons, living behind a hole in innermost orbital . This hole is filled by outer orbital electrons. The question is that finely what happens to that photo electon which is emitted outside of the atom?

Grasim,

1 2279

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??

Grasim,

1226

what is the difference between elctrefining and electrolysis?

933

Sr-90, a radioactive isotope, is a major product of an atomic bomb explosion. It has a half life of 28.1 year. Calculate the first order rate constant for this nuclear decay and the fraction of 90Sr that remains after 10 half lives?

Wipro,

4556


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Un-Answered Questions { Physical Chemistry }

4 Identify the substance oxidized, reduced, oxidizing agent and reducing agent for the following reactions

1144


What is the brigg's raucher reaction?

992


. 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)

4162


what kind of question can be asked in interview for UV- VISIBLE & give me answer ?

2528


Find out how to make artifacts the maxwell boltzmann theory of gases . ps. I don't speak English that well

228






what is induction on electrical insulators

995


How to accelerate electron capture decay?

1143


Why does the experimental lattice enthalpy of NaI differ greatly from the theoretical lattice enthalpy?

2221


what kind of question can be asked in interview for polarimeter related ?

3871


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??

1226


What is the requirement to give RFlow when using RID detector?

1710


why athanol-water mixtuere have maximum viscocity in wt% 40?

423


The use of vermilion on rubric of the Tartar Relation is confirmed by the presence of three lines attributed to HgS. Why should this diatomic have more than one vibrational line?

1388


Write the each half cell reaction and also net cell reaction for a cell

1572


a sample of gas occupies a volume of {450.0 ml}at {740 mm Hg}and[16C]determine the volume of this same sample at [760 mm Hg]and [37c]?

2940