Equivalent conductances of Ba²⁺ and Cl⁻ ions are 127 and 76 ohm⁻¹ cm⁻¹ eq⁻¹ respectively. Equivalent conductance of BaCl₂ at infinite dilution is
Options
(a) 139.5 (b) 101.5 (c) 203 (d) 279
Correct […]
Which one of the following compounds exhibit both schottky and frenkel defects
Options
(a) NaCl (b) AgCl (c) AgBr (d) AgI
Correct Answer:
AgBr
Explanation:
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Cation and anion combines in a crystal to form following types of compound
Options
(a) ionic (b) metallic (c) covalent (d) dipole-dipole
Correct Answer:
ionic
Explanation:
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Which of the following has the highest boiling point
Options
(a) n-octane (b) Butane (c) Pentane (d) Ethane
Correct Answer:
n-octane
Explanation:
Among n-octane, butane,pentane,and ethane,the first one contains highest number of ‘C’ […]
The constituent of light oil is
Options
(a) anthracene (b) benzene (c) aniline (d) phenol
Correct Answer:
benzene
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
A compound with empirical formula CH₂O has a vapour density of 30.Its molecular formula is
Options
(a) C₃H₆O₃ (b) C₂H₄O₂ (c) C₂H₂O₂ (d) C₆H₁₂O₆
Correct Answer:
C₂H₄O₂
Explanation:
No explanation available. Be the […]
Two chemicals having same chemical formula but different arrangement of atoms are called
Options
(a) isotopes (b) isomers (c) polymers (d) epimers
Correct Answer:
isomers
Explanation:
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Identify the correct statement:
Options
(a) Elemental sodium can be prepared and isolated by electrolysing an aqueous solution of sodium chloride (b) Elemental sodium is a strong oxidising agent (c) Elemental sodium is […]
The product obtained on fusion of BaSO₄ and Na₂CO₃ is
Options
(a) BaCO₃ (b) BaO (c) Ba(OH)₂ (d) BaHSO₄
Correct Answer:
BaCO₃
Explanation:
No explanation available. Be the first to write the explanation […]
The oxidation states of sulphur in the anions : SO₃²⁻,S₂O₄²⁻ and S₂O₆²⁻ follow the order
Options
(a) S₂O₄²⁻ < SO₃²⁻ < S₂O₆²⁻ (b) SO₃²⁻ < S₂O₄²⁻ < S₂O₆²⁻ (c) S₂O₄²⁻ < S₂O₆²⁻ < […]
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