11. Which of the following combinations of atoms do you expect to yield a discrete molecule...
11. Which of the following combinations of atoms do you expect to yield a discrete molecule and which should produce an extended solid at room temperature? CH Li,O NH Ge, Si
Question 13 (7 marks) 13.1) (2 marks) Intrinsic semiconductor Germanium (Ge) has a bandgap of 0.67eV How do you expect the electrical resistivity of Intrinsic Ge to change as you increase its temperature from room temperature to one hundred degrees? 13.2) (1 mark) Pure Si is also an intrinsic semiconductor, but with a band gap of 1.11eV. How do you expect the electrical resistivity of Intrinsic Si to compare with that of Intrinsic Ge? 13.3) (2 marks) If we add...
Which of the following correctly lists the five atoms in order of increasing size (smallest to largest)? Question 3 options: A) Ge < Si < S < O < Ne B) Ne < O < S < Si < Ge C) Ne < S < O < Si < Ge D) Ne < Si < O < S < Ge E) Ne < Ge < Si < S < O
of the five labeled protons in this molecule, which do you expect would have the highest and the lowest chemical shift? Question 8 Of the five labeled protons in this molecule, which do you expect would have the highest and the lowest chemical shift (8)? U III H Η Η Η C C-C-CH3 H F H I highest; IV lowest V highest; I lowest V highest; IV lowest I highest; V lowest II highest; III lowest Oll highest; IV lowest...
kindly answer all Consider the following molecules A-O to answer questions 1-11: OH Molecule A Molecule B Molecule C H2N Molecule D Molecule E Molecule F OH Molecule G Molecule H Molecule I ū Molecule J Molecule K Molecule L HN Molecule M Molecule N Molecule o To open this im B. (0.5 mark) Yes or No: Does molecule A have one or more) asymmetrics carbon atoms that acts as stereocenters? Submit A Tries 0/1 9. (1 mark) Which molecule,...
Exercise 3: (a) In a molecule of HNNH the H atoms hybridize. do | do not (b) the N atomshybridize do I do not (c) This means the energy diagram of a H atom change. will | will not (d) And the energy diagram of a N atom change. will I will not (e) Draw any modifications to the energy and boundary diagrams for the atoms in HNNH that you indicate hybridize. When the orbitals of these atoms come together...
3) Which pair of elements would you expect to exhibit the greatest similarity in their physical and chemical properties? a) Ca, Srb) Ga Ge c) C,0 d) Cs, Bae) H, Li
Do you expect the average relative speed between gaseous H and Br atoms in a mixture to be closer to vava of H, Vevo of Br or somewhere in between? Should yce between gaseous H and Br atoms in a mixture to be faster or slower than the average speed of H?
which elements have a partially filled p sub level in in their electron configurations please help with these questions from the pictures. Thanks ! MODE ctaionont 16. In which of the following bonds does sulfur have a partial negative charge (8-)? oecies E) S-C D) Si-S C) S-CI A) O-S B) F-S 17. Arrange the following bonds in order of increasing polarity: O-H, C-H, F-H, H-H A) O-H<C-H < F-H < H-H B) C-H<O-H < F-H< H-H C) H-H <C-H...
Question 4 (1 point) Consider Lit, N3-, and F. Which ratio should be the largest? (radius Li+)/(radius N3-) O (radius N3-)/(radius Lit) O (radius F")/(radius Lit) (radius Li+)/(radius F") haction 11 Question 3 (1 point) The spheres below represent atoms of Si, Ge, C, and Sn (not necessarily in that order). r=75 pm r=140 pm r=110 pm (b) r=120 pm (c) Which one of these spheres représents an atom of Si? sphere (c) sphere (b) sphere (a) Osphere (d)