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Chemistry AllOther Interview Questions
Questions Answers Views Company eMail

Practically why we get negative absorption in UV SPECTROPHOTOMETER when the time of cleaning sample analysis. is negative absorption in Uv valid or not?

1513

How to caluclate %w/v& %w/w ple give examples solids&liquids 10%NAOH W/W 10%W/V- 20%HCL W/W &W/V

Natco,

1594

why all liquid raw materials fallows residue on evaporation at 105Degree temp. but methanol bp 60Degree

Biocon,

1 2380

what is meaning of wet analysis.

Biocon, Shodhana,

4472

why using HCLO4 in potentiometry?. what are the chacterestics of HCLO4.

Biocon, RKM,

2647

Whai is the QUAITY as according to pharma or cemica or agro chemica industry?

1 1597

PLease give me the list of normal phase hplc column

Micro Labs,

3 5095

Why purity angle should be less than purity threshold in peak purity

3173

Suppose u have combipack product and u get 2 or more peaks which are other than there placebo then what we can do

1442

What is the principle of Particle size analysis and zeta potential

1618

suppose u got 2 or more maxima in the uv spectrophotometer then what u can do

Hetero,

2 3344

HOW DOES THE WATER MOLECULES ON CLOTHES EVAPORATES WHEN DIRECT HEAT IS NOT APPLIED BUT CLOTH IS STRECHED AND AIR IS PROVIDED? HINT:THIS METHOD IS USED IN MANY HOMES TO DRY UP THE CLOTHE WHEN DUE TO SOME CONDITIONS DIRECT SUNLIGHT IS NOT PROVIDED.

1 2167

Why sucrose used in calibration of polarimeter

Lupin,

1 3036

how to prepare 10%sulphuric acid from 98% h2so4?

Sterile India,

2 3095

Why there is no bond with 100% ionic character...??

878


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Un-Answered Questions { Chemistry AllOther }

Why there is no bond with 100% ionic character...??

878


Observe the following number to four significant figures and express the result in standard exponential notation: 0.006543210?

145


Suppose u have combipack product and u get 2 or more peaks which are other than there placebo then what we can do

1442


Write the mathematical form of nernst equation and give one application? : Electrochemistry Corrosion

131


What is stepping ripple and step accuracy

125






Why do different polymers have different properties? : Polymer Chemistry

163


Define the full form of hcl?

118


What does stp stand for?

125


Define corrosion? : Electrochemistry Corrosion

122


Polymer chain growth can be terminated by b-hydride elimination or by reaction with h2. What is one advantage of the h2 reaction? : Polymer Chemistry

117


Define electrochemical series? : Electrochemistry Corrosion

123


Name the 4 physical states of matter?

133


What are the types of insulators?

133


Explain why do some medications contain hcl?

133


Explain how do you separate the colors of ink?

127