Chlorine is an element with the symbol Cl. Draw and label atomic structure of chlorine indicating the number and locations of protons, neutrons and electrons in one atom of chlorine.
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Chlorine is an element with the symbol Cl. Draw and label atomic structure of chlorine indicating the number and locations of protons, neutrons and electrons in one atom of chlorine.
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- Look up the valence electron configuration, covalent atomic radius, effective nuclear charge, first ionization energy and Pauling electronegativity in Chapter 8 (tables are attached). Examine the above data and answer the following questions. a) Explain why some of the elements like TI and Pb on the lower left of the p block are metallic. b) Explain why some of the elements like C, Si in the center of the p block form covalent bonds. Explain why these bonds formed by the network of these elements (as studied in Chapter 25) tend to be unreactive. c) Explain why the noble Group 8A elements are highly unreactive gases. d) Explain why some elements like F, CI, Br etc, on the upper right of the p block are highly reactive nonmetals.Elemental analysis of a compound with molar mass 342.3 g/mol gives the following mass percent composition: C 42.11%, H 6.48%, O 51.41%. Find the molecular formula of the compound. Enter your answer in the space below using the following format: if the molecular formula of a compound containing elements X, Y, and Z is X2YZ3 enter your answer as X2YZ3.Complete the table below, using the diagram of an atom shown at right. name symbol 0 proton e Properties of subatomic particles charge (in multiples of e) 0 0 0 approximate mass (amu) (choose one) ✓ (choose one) ✓ 1.0 location on diagram (choose one) ✓ (choose one) ✓ A X A S
- The triple point of an element is at 75 torr and 125°C. This means that liquid is more dense than solid cannot exist at 1 atmosphere pressure cannot have a vapor pressure less than 75 torr cannot exist above 125 degrees Celsius What is the electron geometry (or electron arrangement) around an atom in a molecule or ion which is surrounded by three lone pairs of electrons and two single bonds T-shaped see-saw trigonal planar trigonal bipyramidal linear A red blood cell placed in pure water will swell because water moves from a higer osmotic pressure to a lower osmotic pressure the osmotic pressure is greater in the cell than in the water the osmotic pressure is the same in the cell and the water the somotic pressure is greater in the water than in the cellBased on the following word description write a formula for each of the indicated substance: a compound who's molecules contain twice as many oxygen atoms as carbon atomsArrange the elements Na, Si, and S in the order of(a) decreasing atomic radius.(h)increasing first ionization energy.
- Atoms A and B interact to form a compound, AB2. When measured, atom A has a partial negative charge and atom B has a partial positive charge. From this information, we can conclude what? Select only ONE answer choice. Note: - means "approximately equal to" , A > B means "A is greater than B" , and A B: AB2 is hydrophilic Not enough information to answer the questionDetermine the chemical formula for the following molecules by counting the Carbon, Hydrogen and Oxygen atoms. Determine if the molecule is a carbohydrate by checking the ratio of atoms. 5. Ho C 1 H-C-OH H-C-OH H-C-OH CH₂OH 6. CH₂OH HO-C=0 [ H-C-OH H-C-OH 1 H-C-DH I H - COH I H-C-H I H Chemical formula Carbohydrate ? Chemical formula Carbohydrate ?Write the symbol for an ion that contains 34 protons and 36 electrons.
- Look up antimony in the periodic table 1Z = 512. How many covalent bonds would you expect it to form? Based on this information, which of the following antimony compounds is covalent and which is ionic: SbCl3 or SbCl5?The atomic emission spectrum for a particular element includes blue-violet light with wavelength 440. nm. Calculate the energy in joules of this light given that E = h c/A, and h = 6.63 x 10-34Js, and c = 3.00 x 10°m/s. (h andc are constants, A is wavelength, convert nm into m) h c E =Determine the chemical formula for the following molecules by counting the Carbon, Hydrogen and Oxygen atoms. Determine if the molecule is a carbohydrate by checking the ratio of atoms. 5. Ho C H-C-OH I H-C-OH H-C-OH [ CH₂OH 6. CH₂OH HO-C=O H-C-OH 1 H-C-OH 1 H-C-DH 1 H - COH I H-C-H I H Chemical formula Carbohydrate? Chemical formula Carbohydrate ?