Which two nucleophiles will have the most similar reactivity? HSA H2NA в A В อด U
Question 3 (a) Arange the following compounds in order of decreasing reactivity with nucleophiles (ie. most reactive compound first). Explain your reasoning. (6 marks) C Me Me OMe OMe F C NMez Me Me Answer TWO parts from (i)-(iii) (7 marks each). (b) Give mechanisms for the following reactions and use them to explain the different (i) reaction outcomes. LIAIH он Me OMe Me LIAIH NMez Me NMeg Me (i) Give mechanisms for the following reactions and use them to...
Which of the following nucleophiles, in conjunction with heat and
water as a byproduct, is most probable in the following
substitution reaction and by which mechanism?
CH нс— сн, CI CH Н,с- сн, Он 8о OH20, SN1 CH30", SN2 HI, SN2 HCI, SN1 OH, SN1
which of the following properties must be similar fir two liquids
to be soluble?
Which of the following properties must be similar for two liquids to be soluble? A) boiling point B) density C) molar mass D) polarity E) reactivity
Which N is most basic?
Which reacts most rapidly in Friedel-Crafts?
-N N, N н (В)= Осні 10 (D) 10 (С) (А)
Which of the following pairs of elements would have the most similar chemical properties? A.Boron (B) and Fluorine (F) B.Hydrogen (H) and Helium (He) C.Beryllium (Be) and Magnesium (Mg) D.Carbon (C) and Oxygen (O)
Question 45 (2 points) Which type of algae would have pigments most similar to land plants? O green brown O red
6. The most common ion of bromine has a charge of A. +2 В. +1 C. -1 D. -2 E. bromine only forms covalent compounds. Which atom in Period 5 of the periodic table has the largest radius? 7. A. Xenon B. Cadmium C. Strontium D. Yttrium E. Rubidium 8. Which of the following covalent bonds is most polar? A. O-F В. Н-F C. C-F D. Cl-F None of these bonds is polar. E. 9. How many electrons are on...
identify two of the most effective and two of the most ineffective educational initiatives which have been implemented in the last 15 years, please provide support for each initiative.
Question-5. Which one of the following alcohols is most acidic? ОН ОН ОН IV А. В. с. І || III IV
1. Arrange the following alkyl halide electrophiles with respect to Sn2 reactivity (least reactive → most reactive). Explain D-ci +ci ~ Α 2. Which compound in each of the following pairs will react faster in an SN2 reaction with HO-. Briefly provide your reasoning to support your answer a) CH3Br or CH31 b) CH3CH2l in ethanol or dimethyl sulfoxide c) (CH3)3CCI or CH3CI 3. Each of the following molecules contain two halogens of different kinds. In each case, determine which...