The near match in between the predictedproperties and the actual properties of galliumhelped gain wider acceptance for Mendeleev"speriodic table.

You are watching: Which element in each pair has atoms with a larger atomic radius


What sample is revealed as soon as the elements arearranged in a routine table in stimulate of increasingatomic number?
Based top top their locations in the regular table,would you suppose carbon and also silicon to havesimilar properties? define your answer.
Yes; both carbon and also silicon are in team 4A,and every has 4 electrons in the highestoccupied power level.
Identify each property listed below as much more characteristicof a metal or a nonmetal.a. A gas at room temperatureb. Brittlec. Malleabled. Poor conductor of electric currente. Shiny
Metalloids have actually properties that space similarto those that metals and nonmetals. Exactly how ametalloid behaves depends on the conditions.
Where room the alkali metals, the alkaline earthmetals, the halogens, and also the noble gaseslocated in the periodic table?
Use figure 6.13 to create the electron configurationsof these elements.a. Boron c. Fluorine e. Aluminumb. Arsenic d. Zinc
a. 1s2 2s2 2p1b. 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p3c. 1s2 2s2 2p5d. 1s2 2s2 2p6 3s2 3p6 3d10 4s2e. 1s2 2s2 2p6 3s2 3p1
Write the electron configurations of theseelements.a. The noble gas in duration 3b. The metalloid in duration 3c. The alkali planet metal in period 3
Which element in each pair has atoms with alarger atom radius?a. Sodium, lithiumb. Strontium, magnesiumc. Carbon, germaniumd. Selenium, oxygen
The first ionization power is the power neededto eliminate a first electron indigenous an atom. Thesecond ionization power is the power neededto remove a 2nd electron.

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Which facet in each pair has a greaterfirst ionization energy?a. Lithium, boronb. Magnesium, strontiumc. Cesium, aluminum
Arrange the following groups of aspects inorder of boosting ionization energy:a. Be, Mg, Sr b. Bi, Cs, Ba c. Na, Al, S
It is reasonably easy to remove the first electronfrom one alkali steel atom; that is lot moredifficult to remove the second.
Which particle has actually the larger radius in eachatom/ion pair?a. Na, Na^+ c. I, I^-b. S, S^2- d. Al, Al^3+
When the elements in every pair are chemicallycombined, which facet in every pair has actually agreater attraction because that electrons?a. Ca or O c. H or Ob. O or F d. K or S
For i m sorry of this properties walk lithium havea larger value than potassium?a. First ionization energyb. Atom radiusc. Electronegativityd. Ionic radius
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