If magnesium (Mg) and element X make the compound Mg3X2, what "A" group is element "X" in?

Chemistry Quiz

Quiz
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Others
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10th Grade
•
Hard
noura reg
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33 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Group 1
Group 2
Group 3
Group 4
Group 5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Reaction in which a single reactant forms two or more products.
Decomposition reaction
Synthesis reaction
Single replacement reaction
Double replacement reaction
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An isotope has three forms. 30% have a mass of 4 amu, 20% have a mass of 5 amu and 50% have a mass of 3 amu. The average atomic mass will be closest to…
3
3.5
3.8
4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many valence electrons does an atom of any Alkali Metal have?
7
2
1
8
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The three intermolecular forces between molecular compounds listed in order from strongest to weakest are?
Dipole, London dispersion, hydrogen bonding
London dispersion, dipole, hydrogen bonding
Hydrogen bonding, dipole, London dispersion
Dipole, hydrogen bonding, London dispersion
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which pair has the same empirical formula?
C2H4O2 and C6H12O6
C2H4O2 and C6H6
C2H4O2 and C2H6
C2H4O2 and C4H8
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The d orbital of an atom contains at most:
10 electrons
6 electrons
2 electrons
14 electrons
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