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Inorganic Chemistry
Consider the compounds and reactions (A – J) from the list below, and answer the questions that follow:
A. KH
B. CsH
C. Rb2 O2
D. Na2 O2
E. Be(OH)2
F. Ba(OH)2
G. MgF2
H. SrF2
I. Mg(s) + 2 H2O(l) → Mg(OH) 2(aq) + 2 H2(g)
J. 2 K(s) + H2 O(l) → 2 KOH(aq) + H2 (g)
(a) The most stable hydride between A and B
(b) The most unstable peroxide between C and D
(c) The least basic hydroxide between E and F
(d) The least water-soluble halide between G and H
(e) The most violent reaction between I and J
A. KH
B. CsH
C. Rb2 O2
D. Na2 O2
E. Be(OH)2
F. Ba(OH)2
G. MgF2
H. SrF2
I. Mg(s) + 2 H2O(l) → Mg(OH) 2(aq) + 2 H2(g)
J. 2 K(s) + H2 O(l) → 2 KOH(aq) + H2 (g)
(a) The most stable hydride between A and B
(b) The most unstable peroxide between C and D
(c) The least basic hydroxide between E and F
(d) The least water-soluble halide between G and H
(e) The most violent reaction between I and J
Inorganic Chemistry
With suitable examples use the concept of symmetry and group theory to differentiate between chirality and polarity
Inorganic Chemistry
if CH3COOH=0.1mole per dm3 and that of CH3COONa=1.0 mol3 per dm3.The pH of buffer is
Inorganic Chemistry
Hydrogen forms numerous hydrides with many elements of the periodic table.
a) give the formula of the stable hydride for each of the following elements: Li, Be, B, N, O and F.
b) Classify the hydrides in (a) as being predominantly ionic/ covalent
c) Give the reaction equation for a reaction between the hydride of Li and water
a) give the formula of the stable hydride for each of the following elements: Li, Be, B, N, O and F.
b) Classify the hydrides in (a) as being predominantly ionic/ covalent
c) Give the reaction equation for a reaction between the hydride of Li and water
Inorganic Chemistry
If an atom has 6 protons and 7 neutrons, how many electrons will it have if it is a neutral atom?
Inorganic Chemistry
If the crystal data were recorded as a(Å) = 21.86; b(Å) = 16.453; c(Å) = 7.184; alpha
= 90 degree; beta = 97.643 degree; gmma = 90 degree, describe how to predict the crystal system for the complex.
Inorganic Chemistry
The successive ionization energies in KJ/mol of an element P are 740, 1500, 7000, 10500, 13600, 18000 and 21700. Which ion is the most likely to be formed when P reacts with chloride?
Inorganic Chemistry
If the crystal data were recorded as a(Å) = 21.86; b(Å) = 16.453; c(Å) = 7.184; alpha
= 90 degree; beta = 97.643 degree; gmma = 90 degree, describe how to predict the crystal system for the complex.
= 90 degree; beta = 97.643 degree; gmma = 90 degree, describe how to predict the crystal system for the complex.
Inorganic Chemistry
Draw existing molecule that containing S4 with C4 axis and S4 without C4 axis for the following symmetry elements and show the symmetry elements on the molecule
Inorganic Chemistry
calculate the vapour pressure of 10% Equus glucose solution at 30°C if vapour pressure of pure water is 31.8 MM
