Name the steps involved in the process of crystallization.
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What are different types of stoichiometric problems? Write steps involved in solving stoichiometric problems.
i. Generally, problems based on stoichiometry are of the following types : Problems based on mass-mass relationship Problems based on mass-volume relationship Problems based on volume-volume relationship. ii. Steps involved in problems based on...
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Explain the following steps with respect to the process of crystallization.
i. Preparation of a saturated solution : A saturated solution of the crude solid is prepared by boiling it in a small but sufficient quantity of a suitable solvent. On doing so...
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Name the common solvents used in the process of crystallization.
The commonly used solvents are water, ethyl alcohol, methyl alcohol, acetone, ether or their combinations.
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Define : Fractional crystallization
Fractional crystallization is a process wherein two or more soluble substances having widely different solubilities in the same solvent at same temperature are separated by crystallization.
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Give a brief description of the principle of fractional crystallization.
Fractional crystallization is based on the differences in solubilities of two or more compounds in the same solvent at the same temperature. That is, the substance which is least soluble...
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Which of the following solvents is most commonly used for the crystallization of copper sulphate?
Option : (A) Water
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Describe the steps involved in balancing redox reactions by the oxidation number method.
i. Step 1 : Write the unbalanced equation for redox reaction. Balance the equation for all atoms in the reactions, except H and O. Identify the atoms which undergo change in...
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State the first four steps involved in the process of selling.
The first four steps involved in the process of selling are:- (a) Enquiry from intending buyer (b) Providing quotations to the intending buyer (c) Receipt of order from the buyer (d) Execution of order...
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Write the steps of BLAST involved in comparison of DNA sequences.
The given sequence is compared with sequences in the database using substitution matrices that specify scores to either 'reward' a match or 'penalize' a mismatch. Top scoring matches are ranked according...
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a). Name the process and steps in the process of identifying and choosing the best person out of a number .
(a).Selection Steps in the process of selection discussed: 1. Preliminary Screening. 2. Selection Tests. 3. Employment interview (b). Next two steps: 1. Reference and background checks - Many employers request names, addresses and telephone numbers of...
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