Which of the following order is wrong?
Which of the following order of element is wrong?
Options
(a) NH₃ < PH₃< AsH₃– Acidic (b) Li < Be < B < C – First IP (c) Al₂O₃< MgO < Na₂O < […]
Chemistry
In the periodic table going down in fluorine group
In the periodic table going down in fluorine group
Options
(a) stability of ohydrides will increase (b) ionic radii will increase (c) electronegativity will increase (d) IE will increase
Correct Answer:
ionic radii […]
I₄O₉ is a/an
I₄O₉ is a/an
Options
(a) Ionic compound (b) Covalent compound (c) Coordinate compound (d) double salt
Correct Answer:
ionic compound
Explanation:
I₄O₉ is actually I(IO₃)₃. It is an ionic compound. I(IO₃)₃ ⇌ I³⁺ […]
XeF₂ is isostructural with:
XeF₂ is isostructural with:
Options
(a) ICl₂⁻ (b) SbCl₃ (c) BaCl₂ (d) TeF₂
Correct Answer:
ICl₂⁻
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting […]
Which one of the following is the correct order of size of othe iodine specifies?
Which one of the following is the correct order of size of othe iodine specifies?
Options
(a) I > I⁺ > I⁻ (b) I > I⁻ > I⁺ (c) I⁺ > I⁻ > […]
Which electronic configuration of an element has abnormally high difference
Which electronic configuration of an element has abnormally high difference between second and third ionization energy ?
Options
(a) I s², 2s², 2p⁶, 3s¹ (b) I s², 2 s², 2 p⁶, 3s¹ 3 […]
What is the dominant intermolecular force or bond that must be overcome
What is the dominant inter molecular force or bond that must be overcome in converting liquid CH₃OH to a gas?
Options
(a) Dipole-dipole interaction (b) Covalent bonds (c) London dispersion force (d) Hydrogen […]
One would expect proton to have very large
One would expect proton to have very large
Options
(a) Charge (b) Ionization potential (c) Hydration energy (d) Radius
Correct Answer:
Hydration energy
Explanation:
Proton (H+) being very small in size wouldhave very […]
Least voltage hydrogen halide is
Least voltage hydrogen halide is
Options
(a) HF (b) HCl (c) HI (d) HBr
Correct Answer:
HI
Explanation:
As the size of halogen atom increases, the boiling point of hydrogen halides increases. However, […]
A no. of ionic compounds, e.g., AgCl, CaF₂, BaSO₄ are insoluable in water
A no. of ionic compounds, e.g., AgCl, CaF₂, BaSO₄ are insoluable in water. This is because
Options
(a) ionic compounds do not dissolve in water (b) water has a high dielectric constant (c) […]