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.
Periodic table position and electron configuration
Deduce the electron configuration of an element up to Z = 36 from its period, group and block, and vice versa, using the period number as the outer energy level and the group as the number of valence electrons.
Tę umiejętność sprawdza 11 zadań wzorowanych na arkuszach IB z lat 2022–2026.
Zadania sprawdzające tę umiejętność: 11 Otwórz w wyszukiwarce z filtrami
Zadanie 4
The first three ionization energies of elements X and Y are plotted below. Which pair of elements is X and Y? In each option the element X is given first and the element Y second. A. Al, Na B. Mg, Al C. Na, Mg D. Mg, Na
- Materiał graficzny
Zadanie 4
The successive ionization energies of an element are plotted against the number of the ionization. What is the group number of the element? A. 2 B. 3 C. 13 D. 14
- Materiał graficzny
Zadanie 15
Which characteristic determines the block of the periodic table in which an element is placed? A. the number of valence electrons the element has B. the number of occupied main energy levels C. whether the element is a metal, a metalloid or a non-metal D. the…
Zadanie 5
Which of the following can be used to deduce the number of valence electrons in an atom of a main group element? I. The first ionization energy of the element. II. The electron configuration of the element. III. The successive ionization energies of the…
Zadanie 5a
Identify the group to which element E belongs and justify your choice using the data.
Zadanie 7
The graph shows the first ten successive ionization energies of an element. Which element is it? A. N B. Si C. P D. Cl
- Materiał graficzny
Zadanie 4a
Tellurium has atomic number 52. Using the position of tellurium in the periodic table, deduce two features of its electron configuration.
Zadanie 6
Which of the following statements can be deduced from the period in which an element is placed? I. The number of occupied main energy levels II. The number of protons in the nucleus III. The number of electrons in the outer energy level A. I only B. I and II…
Zadanie 5
The first three ionization energies of two elements, X and Y, are given in the table. Which pair of elements are X and Y, in that order? A. Aluminium and magnesium B. Magnesium and aluminium C. Sodium and magnesium D. Sodium and aluminium
- Tabela do uzupełnienia
Zadanie 5
The graph shows the first six successive ionization energies of an element. In which group of the periodic table is the element? A. 13 B. 14 C. 15 D. 16
- Materiał graficzny