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Choose the correct option.
The delocalization of electrons due to overlap between p orbital and sigma bond is called _______.
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Explain the structure and bonding of diborane.
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State true or false. Correct the false statement.
The tendency for catenation is much higher for C than for Si.
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Match the pairs from columns A and B.
| column A | column B |
|
i) BCl3 |
a. Angular molecule |
| ii) SiO2 | b. linear covalent molecule |
| iii. CO2 | c. Tetrahedral molecule |
| d. Planar trigonal molecule |
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Shravani was performing inorganic qualitative analysis of a salt. To an aqueous solution of that salt, she added silver nitrate. When a white precipitate was formed. On adding ammonium hydroxide to this, she obtained a clear solution. Comment on her observations and write the chemical reactions involved.
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Write Postulates of the kinetic theory of gases.
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A compound is prepared from the mineral colemanite by boiling it with a solution of sodium carbonate. It is white crystalline solid and used for inorganic qualitative analysis.
Write the reaction that explains its formation.
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Shravani was performing inorganic qualitative analysis of a salt. To an aqueous solution of that salt, she added silver nitrate. When a white precipitate was formed. On adding ammonium hydroxide to this, she obtained a clear solution. Comment on her observations and write the chemical reactions involved.
Concept: undefined >> undefined
A compound is prepared from the mineral colemanite by boiling it with a solution of sodium carbonate. It is white crystalline solid and used for inorganic qualitative analysis.
Write the reaction that explains its formation.
Concept: undefined >> undefined
Give the test that is used to detect borate radical is qualitative analysis.
Concept: undefined >> undefined
Shravani was performing inorganic qualitative analysis of a salt. To an aqueous solution of that salt, she added silver nitrate. When a white precipitate was formed. On adding ammonium hydroxide to this, she obtained a clear solution. Comment on her observations and write the chemical reactions involved.
Concept: undefined >> undefined
Identify the α-carbons in the following species and give the total number of α-hydrogen.
\[\ce{CH3 - CH2 - \overset{⊕}{C}H - CH2 - CH3}\]
Concept: undefined >> undefined
Shravani was performing inorganic qualitative analysis of a salt. To an aqueous solution of that salt, she added silver nitrate. When a white precipitate was formed. On adding ammonium hydroxide to this, she obtained a clear solution. Comment on her observations and write the chemical reactions involved.
Concept: undefined >> undefined
Identify the α-carbons in the following species and give the total number of α-hydrogen.
\[\ce{CH2 = CH - CH2 - CH3}\]
Concept: undefined >> undefined
Shravani was performing inorganic qualitative analysis of a salt. To an aqueous solution of that salt, she added silver nitrate. When a white precipitate was formed. On adding ammonium hydroxide to this, she obtained a clear solution. Comment on her observations and write the chemical reactions involved.
Concept: undefined >> undefined
Identify the α - carbons in the following species and give the total number of α-hydrogen.
\[\ce{CH3 - CH2 - \overset{⊕}{C}H - CH2 - CH3}\]
Concept: undefined >> undefined
Identify the α - carbons in the following species and give the total number of α-hydrogen.
\[\ce{CH3 - CH2 - \overset{⊕}{C}H - CH2 - CH3}\]
Concept: undefined >> undefined
Identify the α-carbons in the following species and give the total number of α-hydrogen.
\[\ce{CH2 = CH - CH2 - CH3}\]
Concept: undefined >> undefined
Identify the α-carbons in the following species and give the total number of α-hydrogen in it.
CH2 = CH − CH2 − CH3
Concept: undefined >> undefined
Identify the α - carbons in the following species and give the total number of α-hydrogen.
\[\ce{CH3 - CH2 - \overset{⊕}{C}H - CH2 - CH3}\]
Concept: undefined >> undefined
