Zadanie 2c
Use the position of selenium in the periodic table to outline what is known about the electron configuration of its atoms. Give one piece of information from the group number and one from the period number.
Periods, groups and blocks of the periodic table
Navigate the periodic table by periods, groups numbered 1 to 18 and the s, p, d and f blocks, and identify where metals, metalloids and non-metals are located.
Tę umiejętność sprawdza 21 zadań wzorowanych na arkuszach IB z lat 2022–2026.
Zadania sprawdzające tę umiejętność: 21 Otwórz w wyszukiwarce z filtrami
Zadanie 11
Which classification is correct? A. Alkali metal: rubidium; transition element: platinum; halogen: xenon; noble gas: bromine B. Alkali metal: rubidium; transition element: platinum; halogen: bromine; noble gas: xenon C. Alkali metal: platinum; transition…
Zadanie 11
The diagram shows an outline of the periodic table with four regions labelled A, B, C and D. An element has the ground state electron configuration [Ar] 3d7 4s2. In which region is it found? A. Region A B. Region B C. Region C D. Region D
- Materiał graficzny
Zadanie 12
Which of these could be the ground-state electron configuration of an atom of a d block element? A. [Ar] 4s2 3d10 4p1 B. [Ne] 3s2 3d6 C. [Ar] 4s2 3d6 D. [Ar] 4s2 4p6
Zadanie 11
The diagram shows an outline of the periodic table split into four labelled regions. Each labelled region corresponds to one block of elements. Which region contains the f-block elements, the lanthanides and actinides? A. Region A B. Region B C. Region C D.…
- Materiał graficzny
Zadanie 11
Which element belongs to the f-block of the periodic table? A. Nd B. Fr C. Ta D. Pb
Zadanie 11
Which of these elements is a non-metal found in the p-block of the periodic table? A. Bi B. Se C. Sc D. Cs
Zadanie 13
Element 117, tennessine, was first synthesized in 2010. In which block of the periodic table is it placed? A. s B. p C. d D. f
Zadanie 15
The periodic table is divided into the s, p, d and f blocks. Which characteristic of an element determines the block in which it is placed? A. the number of protons in its nucleus B. the sublevel occupied by its highest-energy electrons C. the number of main…
Zadanie 5b
State one physical property of phosphorus that supports its classification as a non-metal.
Zadanie 7
Which element is in the f-block of the periodic table? A. U B. Ba C. Hf D. Rf
Zadanie 7
Which statements about the organization of the elements in the periodic table are correct? I. Elements with atomic numbers 3, 11 and 19 have atoms with the same number of electrons in the outer energy level. II. Elements with atomic numbers 7, 15 and 33 have…
Zadanie 7
In which row are the blocks of the periodic table correctly given for calcium, iron and chlorine? A. Calcium: p; iron: d; chlorine: s B. Calcium: s; iron: p; chlorine: d C. Calcium: s; iron: d; chlorine: p D. Calcium: d; iron: s; chlorine: p
Zadanie 6
Which electron configuration is the ground-state configuration of an atom of a d-block element? A. 1s22s22p63s23p64s23d4 B. 1s22s22p63s23p64s13d5 C. 1s22s22p63s23p64s23d104p1 D.…
Zadanie 6
Which electron configuration represents an atom of a d-block element in its ground state? A. 1s2 2s2 2p6 3s2 3p6 4s1 3d6 B. 1s2 2s2 2p6 3s2 3p6 4s2 C. 1s2 2s2 2p6 3s2 3p6 4s2 3d6 D.…
Zadanie 9
The periodic table in the data booklet shows 118 elements. A new element with atomic number 120 is made. It would be expected to have chemical properties most similar to which element? A. Francium B. Radium C. Actinium D. Radon
Zadanie 9
The periodic table currently ends at element 118. A new element with atomic number 120 is synthesized. In which group of the periodic table would it be placed? A. Group 1 B. Group 2 C. Group 3 D. Group 18
Zadanie 1a
(i) Write a balanced equation for the reaction of calcium with oxygen to form calcium oxide. (ii) State the block of the periodic table in which calcium is located. (iii) Calcium oxide is a basic oxide. Identify an element in period 3 that forms an amphoteric…
Zadanie 8
Which is the electron configuration of an atom of a metallic element? A. [He] 2s2 2p3 B. [Ne] 3s2 3p5 C. [Ar] 3d6 4s2 D. [Ar] 3d10 4s2 4p4
Zadanie 8
Which element is found in group 6 and period 5 of the periodic table? A. Chromium B. Molybdenum C. Tellurium D. Tungsten
Zadanie 7
Which elements are metalloids? I. Silicon II. Antimony III. Bismuth A. I and II only B. I and III only C. II and III only D. I, II and III