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1. The following ions are best described with resonance structures. Draw the resonance structures, and using formal charge arguments, predict the best Lewis structure for each ion. a. NCO- b. CNO-
1. For each of the following molecules, write the Lewis structure(s), predict the molecular structure (including bond angles), give expected hybrid orbitals on the central atom, and predict the overall polarity.
a. OF2 b. AsF5 c. IF5
1. Molecular orbital model is based upon which of the following models?
(a) Classical model (b) Bohr model (c) Quantum mechanical model (d) Democritus model
1. Which of the following elements form diatomic molecule held together by triple covalent bonds?
(a) Oxygen (b) Lithium (c) carbon (d) Nitrogen
Find the area between f(x)=x²+4x and g(x)=x²-6x+5 over the interval 0 less or equal to x or x is less or equal to 1
1. Describe the formation of outer orbit complex [Ni (H2O)6]2+ ion using VBT
1. Draw the molecular orbital diagram for F2 molecule. Calculate the bond order and predict its magnetic property.
Determine the moment vector m about the origin, o, of a force f= 10i-j+2k passing through the point with position vector r=2i-3j+5k
1. Describe bonding in [Mn (CN)6]3- using VBT
State the hybridisation state of the metal, predict the geometry and magnetic property of the complex
An aluminium baseball has a coefficient of volume expansion of 69×19-⁶°C-¹, the bat has a length of 0.86m at a temperature of 25°C. When the temperature of the bat is increased,the bat expands by 0.00016m. Determine the final temperature of the bat
