Kémiai alapok 7. osztály
Quiz
•
Science
•
7th - 8th Grade
•
Practice Problem
•
Hard
Zsuzsanna Szabó
Used 8+ times
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mi a képlete a víznek?
H2O
H2O2
H2
O2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Minek a köznapi neve a rézgálic?
kristályvízmentes réz-szulfát
kristályvizes réz-szulfát
réz-klorid
réz-oxid
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Mik azok az izotóp atomok?
Azonos tömegszámú, de eltérő neutronszámú atomok.
Azok az atomok, amelyekben nincs neutron.
Azonos elektronszámú, de eltérő protonszámú atomok.
Azonos neutronszámú, de eltérő elektronszámú atomok.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mi a moláris tömeg jele?
m
n
M
N
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Minek a mértékegysége a gramm?
tömeg
térfogat
sűrűség
moláris tömeg
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Melyik elemi részecske a felsoroltak közül?
ion
atom
molekula
elektron
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Melyik nem semleges részecske a felsoroltak közül?
ion
atom
neutron
molekula
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