Science
9th - 12th Grade
NGSS covered
Used 2+ times
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11 questions
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1.
DROPDOWN QUESTION
1 min • 1 pt
Magnesium atom is (a) because it will (b) to become stable. Oxygen is a (c) and will (d) .
Tags
NGSS.MS-PS1-1
2.
DROPDOWN QUESTION
1 min • 1 pt
After losing two valence electrons, (a) ion will have a net charge (b) and (c) ion will have a net charge (d) after gaining two valence electrons.
Tags
NGSS.MS-PS1-1
NGSS.MS-PS1-2
NGSS.MS-PS1-5
3.
DROPDOWN QUESTION
1 min • 1 pt
After losing and gain 2 valence electrons, the positive(+) and negative(-) ions will form a(n) (a) that is very (b) due to the electrostatic force between the + and - ions.
Tags
NGSS.MS-PS1-1
NGSS.MS-PS1-2
NGSS.MS-PS1-5
4.
CATEGORIZE QUESTION
3 mins • 1 pt
In this chemical equation, identity the RECTANT(S) and PRODUCT(S).
Mg + O -------> MgO
Groups:
(a) Reactant(s)
,
(b) Product(s)
Mg
MgO
O
Tags
NGSS.MS-PS1-1
5.
CATEGORIZE QUESTION
3 mins • 1 pt
Atom lose or gain valence electrons. After losing valence electrons, a CATIONS are formed with a net of positively charge ions and ANIONS are formed afer gaining electrons. Which atoms will form cation or anion.
Groups:
(a) Cation
,
(b) Anion
Na
S
Cl
Al
O
Mg
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Identify all the IONIC compounds.
Sodium Chloride
Carbon Dioxide
Lithium Oxide
Magnesium Sulfide
7.
CATEGORIZE QUESTION
3 mins • 1 pt
Classify each compound as IONIC BONDS or OTHERS
Groups:
(a) Ionic Bond
,
(b) Other Bond
NaCl
MgO
CO2
H2O
CH4
Al2O3
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