Ұйымдастырукезеңі.
Organizational moment
1минут
6 мин
1 мин
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Сәлемдесу. Good afternoon dear children!
I’m very glad to see you! How are you today?
What date is it today? Who is absent today?
Оқушылардың назарын сабаққа аудару.
Қатар бойынша топтарға бөлу: І- ІІ ІІІ-топ;
Алдыңғы білімді тексеру:
Activating previous knowledge:
Тестпен жұмыс (Еverybody Іndividual work)
«The periodic table»
1.What is the number of groups in periodic table?
7 B) 6 C) 8 D) 12 E) 10
2.What is the number of elements found in the first period?
2 B) 1 C) 6 D) 8 E) 18
3.Which one of the following is the same for elements in the same group?
Біртоптағыэлементтердің --------- бірдейболады?
A) atomic number B) neutron number
C) number of electrons D) valency
E) atomic mass
4.Which of the given does change in the period? Периодтақайсысыөзгереді?
I. valency
II. chemical properties
III. atomic number
A) II B) I and II C) I and III
D) II and III E) I, II and III
5.Atomic number of element shows
A) atomic mass of an atom
B) electron shells of an atom
C) nuclear charge of an atom
D) number of particle in an atom
E) number of neutrons in an atom
6.Which of the following rows are metals only? Қатардағытекметалдар
A) Na, C, Fe B) O, N, B C) Mg, Ca, Al
D) P, H, C E) Na, K, Cl
7.Which one of the given is nonmetal?
Ca B) S C) Na D) Fe E) K
8.What is the maximum valency of chlorine?
3 B) 5 C) 7 D) 8 E) 4
9.Which elements refer to oxide with general formula X2O3? Cілтемежасау
A) Li, Na, K B) B, Al, Ga C) N, P, As
D) C, Si, Ge E) Be, Mg, Ca
10.What is the atomic number of element with the given electron distribution 2)8)6)?
A) chlorine B) sulfur C) oxygen
D) calcium E) phosphorous
11.Elements of which group form compounds with general formula XH3?
I B) II C) IV D) V E) VI
12.Which group of periodic table are gases only?
II B) I C) IV D) VIII E) VII
13.Which of the given elements is found in the second period? Берілгенэлементтердіңқайсысы ....?
A) 2) B) 2)8)3) C) 2)7)
D) 2)8)18)2 ) E) not enough information
14.What is the group and period of oxygen?
A) 3A group, 2 period
B) 2B group, 5 period
C) 5B group, 2 period
D) 5A group, 3 period
E) 6A group, 2 period
15.Which of the given properties will increase from right to the left in periodic table?
A) atomic mass
B) valency
C) metallic property
D) number of valence electrons
E) nonmetallic property
Teacher: replace your notebooks
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