
Evaluare sumativă Clasa a VII-a
Authored by Ruslan Bistrița
Chemistry
7th Grade
Used 18+ times

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14 questions
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1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Alege substanțele
cui
cupru
pahar
parafină
fier
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Totalitatea atomilor de același fel reprezintă un ______
3.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
______ este cea mai mică particulă de substanță care păstrează proprietățile chimice ale acesteia
4.
OPEN ENDED QUESTION
5 mins • Ungraded
Numește 5 reguli de securitate din laboratorul de chimie
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5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Alege varianta unde se regăsesc simbolurile elementelor date: hidrogen, caliu, azot, calciu, sulf, magneziu, cupru, clor.
He, C, N, Ca, S, Mg, Cu, Cl
H, K, N, Ca, S, Mg, Cu, Cl
H, Ka, N, Ca, S, Mg, Cu, Cl
Hg, K, N, Ca, Sf, Mg, Cu, Cl
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Determină Ar( I ) =? (rotunjită!)
126
127
126,9
130
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Determină Ar( Cl ) =? (rotunjită!)
35,5
35
35,45
36
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