Periodic table assignment and worksheet PDF

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part 1 of friday assignment...

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Regular aggregation of elements on the Periodic Table of Elements account for all places all known chemical elements in an information array. The elements are sorted from right to left and the atomic count increases from top to bottom. The coincidence of ordered atoms is usually increasing. The proton count in an atom is called by the atomic count atom. The proton counting method defines its meaning and determines the chemical behavior of the element. For example, a carbon atom carries six protons, a hydrogen atom carries a single proton, and an oxygen atom carries eight protons. Today, regular taboos organize 112 named elements and identify some other unnamed elements. This not only prevents the hard work of chemists but has become the most useful tool in chemistry. By classifying elements according to their atomic number (discussed in detail later), telling the core components around the element that they are always available, and describing the location of the electrons around them, individual methods can be used to predict individual elements. This is doing something that causes another reaction. Organizing things is human nature. The chef groups organized spices

according to alphabetical order or common methods. After throwing away the piggy bank, the children classified it as money, nickel coins, dimes and quarter coins, and accumulated their wealth. Grocery goods are grouped in countless ways. Through the entire international channel, you will find a Chinese egg noodle package next to the taco box. These lines occur when called. According to the National Institute of Naturalization, the measurable element represents the highest energy level occupied by electrons is the element (excited state). An increase in the number of electrons in the onperiod leads to an increase in the periodic taboo blue. Therefore, the energy levels of the atoms increase, and the energy levels of each energy level can increase. For ordered putter elements, everywhere, everywhere. At any time, we know less than half of the elements, and some of them are wrong data. In this difficult jigsaw puzzle, spelling is only half, and less spelling is highly appreciated. Elements are vast and interesting as these elements are chemically represented in a similar manner because they occupy the same column and

have the same valence configuration on periodic taboo blues (referred to as "groups"). With an interactive model, you can build atoms that consume more than 10 protons. In order to discover that these larger atoms have innumerable protons, neutrons and electrons in a separate way, it is necessary to read a great deal of knowledge about the periodic cycles of the elements. Have. In this example, all 18 elements in all groups are inert gases. For naturally occurring elements, the atomic weight is derived, the original natural abundance is used for the element, and the average weight is used for the isotope. However, uranium elements create laboratories (elements with an atomic number greater than 92). This is not its "natural" richness. The rule is that this is the weight of the recovery group, and the longest life isotope is its periodic contraindication. The selected interpreter blue symbol and number indicate the regular table. You can use the large amount of data collected in the model and use the same notify method to collect the original periodic taboos. These atomic weights should be considered temporary because the new isotope has a longer half-life and may be produced in the

future. In this category, it is an element that is overweight or has more than 104 atoms. As the nucleus grows (the number of protons replaces internal protons), the elements usually become more unstable. Therefore, according to research in Chinese laboratories, these very large elements change rapidly, lasting only a few milliseconds, and then decaying to lighter elements.

Name Per PERIODIC TABLE STUDY QUESTIONS ORGANIZATION OF TABLE ATOMIC RADII IONIZATION ENERGY

Date

USE THE FOLLOWING KEY TO ANSWER THE NEXT 4 QUESTIONS. A= [Ne] 3s2 3p5

D= [Ar] 4s1

B= [Ar] 4s2 3d10 4p3

E= [Ar] 4s2 3d7

C= [Ar] 4s2 1.

____

Which of the above elements has the largest radius?

2.

____

Which of the above elements has the greatest ionization energy?

3.

____

Which of the above elements is a halogen?

4.

____

List all of the above elements with two valence electrons.

USE THE FOLLOWING KEY TO ANSWER THE NEXT 10 QUESTIONS. A. 11

B. 12

C. 13

D.

Na

Mg

Al

Si

P

S

Cl

Ar

22.99

24.30

26.98

28.09

30.97

32.06

35.45

39.95

14

E. 15

F. 16

G. 17

H. 18

5.

_____

The least reactive element

10.

_____

An element with 16 electrons

6.

_____

The most reactive metal

11.

_____

An element in the halogen family

7.

_____

An element in the same family as potassium

12.

_____

An element with 4 valence electrons

8.

_____

A noble gas

13.

_____

An element in the same group as F

9.

_____

An element in group VA

14.

_____

An alkaline earth metal

15. Within a period of elements on the periodic table, as the atomic number increases the atomic radii tend to decrease. Select two elements from period three and using effective nuclear charge and number of principal energy levels, explain the trend.

Periodic Table Study Questions 1.0

16. The number of the period an element is in is the same as the number of… A. elements in that particular row of the table B. protons and neutrons in an atom of that element C. valence electrons in an atom of that element D. the energy level of its valence electrons 17. As the attractive force of the nucleus increases, the ionization energy will… A. increase B. decrease C. remain the same 18. As you go down a group of metals, the reactivity of the metals will… A. increase B. decrease C. remain the same 19. A characteristic property associated with metals is… A. strongly held valence electrons B. partially filled p sublevels C. low first ionization energies D. completely filled s and p sublevels 20. Where do you find elements with the smallest radii on the periodic table? A. top left B. bottom left C. top right D. bottom right 21. Which of the following elements has the lowest first ionization energy? A. K B. Al C. O D. Cl D. Mg 22. The highest first ionization energies belong to which of the following? A. alkali metals B. alkaline earth metals C. metalloids D. halogens 23. Within a group of nonmetals, as the atomic number increases, the first ionization energy… A. increases B. decreases C. remains the same 24. For each subsequent electron removed from an atom, the ionization energy required… A. increases B. decreases C. remains the same 25. The radii of the atoms in a period of the main elements become smaller as you move from left to right mainly because of… A. more screening electrons B. increasing number of principal energy levels C. higher effective nuclear charge D. larger atomic mass

Periodic Table Study Questions 1.0...