Using the graphic below which elements would demonstrate more metallic character? A. Elements in the top right of the periodic table. B. Elements in the bottom right of the periodic table. C. Elements in the top left of the periodic table. D. Elements in the bottom left of the periodic table.   Using the graphic below which elements would demonstrate more nonmetallic character? Read this question carefully. A. Elements in the top right of the periodic table. B. Elements in the bottom right of the periodic table. C. Elements in the top left of the periodic table. D. Elements in the bottom left of the periodic table.

Using only the Aufbau (Building-Up) Principle, show the electron configuration of manganese (Mn). The atomic number of manganese is 25.  Select one: a. 1s22s22p63s23p64s23d6 b. 1s22s22p63s23p64s24p5 c. 1s22s22p63s23p64s23d5 d. 1s22s22p63s23p64s24p23d3 e. 1s22s22p63s23p64s13d6

Solve correctly please, need both parts with some explanation also, for ratings.

Generally, how do atomic masses vary throughout the periodic table of the elements? A. They incrcase from left to right and top to bottom. B. They increase from left to right and bottom to top. C. They increase from right to left and top to bottom. D. They increase from right to left and bottom to top.

Which element is solid at room temperature and a good conductor of heat and electricity? A. hydrogen B. phosphorus C. boron D. sodium

Please complete the following question. There is no need to provide an explaination. 2

A certain neutral element has 2 electrons in the first level, 8 electrons in the second level, 18 electrons in the third level, and 2 electrons in the fourth level. List the following infor- mation for this element: a. atomic number b. total number of s electrons total number of p electrons d. total number of d electrons e. number of protons С.

An element in the third period of the periodic table looses 2 electrons to be isoelectronic (same nomber of electrons) with the noble gas in that period. What is the element and what is the noble gas? Select one: a. Mg and Ne b. Na and Ne c. Ca and Ar d. S and Ne

Cindarium

3. Write the letter of each sentence that is true about atoms, matter and electric charge. a. All atoms have an electric charge. b. Electric charges are carried by particles of matter. c. Electric charges always exist in whole-numbered multiples of a single basic unit. d. When a given number of positively charged particles combines with an equal number of negatively charged particles, an electrically neutral particle is formed.