
Ismétlés VII. osztály

Quiz
•
Chemistry
•
1st Grade
•
Hard
Horvát-Nagy Marcella
Used 9+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
45 sec • 5 pts
Egy elektron leadásával hoz létre pozitív töltésű iont
A Cl atom
A K atom
A K ion
A Li atom
2.
MULTIPLE SELECT QUESTION
45 sec • 5 pts
3 elektron felvételével hozz létre negatív iont
Az Al atom
A P atom
A N atom
A B atom
3.
MULTIPLE SELECT QUESTION
45 sec • 5 pts
Kétszeres pozitív iont hozz létre
2 elektron leadásával
2 elektron felvétellel
Ca : -2e- =Ca2+
A Ne atom
4.
MULTIPLE SELECT QUESTION
45 sec • 5 pts
Mit jelöl ? Al ∴ -3e- → Al3+
Az Al ion elektronszerkezete
Az Al atom ionizációja
Al ion lead elektront
Az Al legkülső héján 3 e- van amellyet leadja, így 3-szoros + ionná alakul
5.
MULTIPLE SELECT QUESTION
45 sec • 5 pts
Melyik hoz létre ionvegyületet?
NaCl
HCl
K2O
MgO
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Melyik a Kálcium-klorid helyes képlete?
CaCl
CaCl2
Ca2Cl
Ca2Cl2
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Mennyi a Na2O Molekulatömege?
62g/mol
39g/mol
26g/mol
52g/mol
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