Physical Chemistry Interview Questions
Questions Answers Views Company eMail

why the atomic weights are in fractions?

1 4993

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

2202

Give an expression for Ka for ethanoic acid?

3 16128




what is enthalpy of hydration?

2 5104

How do you measure order of reaction?

2 3791

What happens to the solubility of group II Sulphates as you go down the group?

3 9026

How to accelerate electron capture decay?

1122

How the value of Absorbance and molar extinction coefficient are caluculated?

Panacea,

2 7130




If the H were a classic particle what would be the tunneling probability?

1 2520

what is an Amphipathic protein?

3 14182

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?

1370

What is Downward Displacement of Water?

BARC, RyanAir,

11 33509

What is emf and how is it used to arrange Metals in Reactivity Series?

3 9896

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 19425

why no bond in chemistry is 100% ionic?

PSO, Reliance,

13 25730


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Un-Answered Questions { Physical Chemistry }

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?

1370


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

2491


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?

4514


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

406


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

1683






What is the brigg's raucher reaction?

971


How can be set a responds factor for evaluating a unknown impurity by HPLC

1178


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

3815


what is induction on electrical insulators

972


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

2202


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.

1730


what is allowable limit Of stray light for a spectrophotometer laboratory instruments ?

212


How to accelerate electron capture decay?

1122


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

1094


what are UV rays absorbs slightly?

897