Which of the following is most volatile
Which of the following is most volatile
Options
(a) HF (b) HCl (c) HBr (d) HI
Correct Answer:
HI
Explanation:
No explanation available. Be the first to write the explanation for this question […]
P Block Elements in Group 15
XeF₆ on complete hydrolysis gives
XeF₆ on complete hydrolysis gives
Options
(a) Xe (b) XeO₂ (c) XeO₃ (d) XeO₄
Correct Answer:
XeO₃
Explanation:
Partial hydrolysis of XeF₆ yields XeOF₄ and XeO₂F₂ and complete hydrolysis yields xenon trioxide,XeO₃. XeF₆ […]
which of the following non-metal possesses the atomicity double than that
which of the following non-metal possesses the atomicity double than that of phosphorus
Options
(a) Oxygen (b) Sulphur (c) Nitrogen (d) Arsenic
Correct Answer:
Sulphur
Explanation:
No explanation available. Be the first to […]
The predominant intermolecular forces in HF is due to
The predominant intermolecular forces in HF is due to
Options
(a) dipole-induced dipole interaction (b) hydrogen bond formation (c) dispersion interaction (d) dipole-dipole interaction
Correct Answer:
hydrogen bond formation
Explanation:
In intermolecular hydrogen […]
Anomalous behaviour of nitrogen is due to
Anomalous behaviour of nitrogen is due to
Options
(a) small size and high electronegativity (b) non-availability of d-orbitals in the valency shell (c) ease of multiple bond formation (d) all of the above
Correct […]
Ammonia can be dried by
Ammonia can be dried by
Options
(a) conc.H₂SO₄ (b) P₂O₅ (c) anhydrous CaCl₂ (d) none of these
Correct Answer:
none of these
Explanation:
No explanation available. Be the first to write the explanation […]
Which among the following is strong acid
Which among the following is strongest acid
Options
(a) H(ClO)O₂ (b) H(ClO)O₃ (c) H(ClO)O (d) H(ClO)
Correct Answer:
H(ClO)O₃
Explanation:
No explanation available. Be the first to write the explanation for this question […]
Concentrated sulphuric acid is always dilute by adding
Concentrated sulphuric acid is always dilute by adding
Options
(a) water to acid (b) alcohol to acid (c) acid to water (d) distilled water to acid
Correct Answer:
acid to water
Explanation:
Concentrated […]
Which of the following statements is correct
Which of the following statements is correct
Options
(a) All halogens except fluorine form oxy acid (b) All halogens form oxy acid (c) Only chlorine and bromine form oxy acid (d) Only iodine […]
Chlorine acts as bleaching agent only in the presence of
Chlorine acts as bleaching agent only in the presence of
Options
(a) sunlight (b) moisture (c) dry air (d) pure oxygen
Correct Answer:
moisture
Explanation:
In presence of moisture, chlorine acts as oxidising agent […]