Valencije atoma
Quiz
•
Chemistry
•
7th Grade
•
Practice Problem
•
Medium
Ana Stazic
Used 125+ times
FREE Resource
Enhance your content in a minute
12 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
- Slika prikazuje model molekule vode. Jedan atom kisika povezan je s DVA atoma vodika. Atom kisika je
jednovalentan
dvovalentan
trovalentan
četverovalentan
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Slika prikazuje model molekule amonijaka. Molekule te tvari građene su od atoma dušika (plava boja) i atoma vodika (bijela boja). Koju valenciju ima dušik u ovom spoju?
jednovalentan
dvovalentan
trovalentan
četverovalentan
3.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Na slici je model molekule metana. Ta tvar je građena od ugljika i vodika. Promotri građu te molekule te pomoću slike odredi koja je valencija ugljika u tom spoju?
jednovalentan
dvovalentan
trovalentan
četverovalentan
4.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Sve molekule koje su na slici sadrže vodik. Vodik je u svim spojevima
jednovalentan
dvovalentan
trovalentan
četverovalentan
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Da bi sastavili kemijske formule spojeva moramo znati valencije. Neki atomi imaju uvijek istu valenciju - tablica na slici. Kemijske formule su točne kada su valencije atoma jednake. Potraži valencije na slici i odredi koja je formula za spoj natrijev klorid
NaCl
Na2Cl
NaCl2
Na2Cl2
6.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Uz pomoć valencija na slici odredi koja je točna formula spoja koji nazivamo kalcijev oksid
CaO
Ca2O
CaO2
Ca2O2
7.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Kemijska formula spoja cinkov oksid je
ZnO
Zn2O
ZnO2
Zn2O2
Create a free account and access millions of resources
Create resources
Host any resource
Get auto-graded reports

Continue with Google

Continue with Email

Continue with Classlink

Continue with Clever
or continue with

Microsoft
%20(1).png)
Apple
Others
By signing up, you agree to our Terms of Service & Privacy Policy
Already have an account?
Similar Resources on Wayground
12 questions
chemische reacties en massaverhouding
Quiz
•
6th - 9th Grade
14 questions
Simboli kemijskih elemenata
Quiz
•
7th - 8th Grade
15 questions
Što je atom, kako označiti atome, 2021
Quiz
•
7th Grade
10 questions
Nukleinske kiseline:
Quiz
•
6th - 10th Grade
10 questions
Voda II
Quiz
•
7th - 8th Grade
15 questions
Uhlovodíky
Quiz
•
6th - 12th Grade
10 questions
Atom -istorijski razvoj
Quiz
•
7th Grade
9 questions
Znečištění
Quiz
•
6th - 12th Grade
Popular Resources on Wayground
10 questions
Honoring the Significance of Veterans Day
Interactive video
•
6th - 10th Grade
9 questions
FOREST Community of Caring
Lesson
•
1st - 5th Grade
10 questions
Exploring Veterans Day: Facts and Celebrations for Kids
Interactive video
•
6th - 10th Grade
19 questions
Veterans Day
Quiz
•
5th Grade
14 questions
General Technology Use Quiz
Quiz
•
8th Grade
25 questions
Multiplication Facts
Quiz
•
5th Grade
15 questions
Circuits, Light Energy, and Forces
Quiz
•
5th Grade
19 questions
Thanksgiving Trivia
Quiz
•
6th Grade
