Chemical Formulas Ionic and Polyatomic Formula Balancing Equation Polar and Non Polar

Quiz
•
Chemistry
•
10th Grade
•
Hard
Standards-aligned
Charles Martinez
FREE Resource
9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which compound has covalent bonds?
H2O
Na2O
Li2O
K2O
Tags
NGSS.MS-PS1-1
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
In the ground state, an atom of which element has seven valence electrons?
fluorine
sodium
nitrogen
oxygen
Tags
NGSS.HS-PS1-1
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The degree of polarity of a covalent bond between two atoms is determined by calculating the difference in their
atomic radii
electronegativities
melting points
ionization energies
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
When an F atom becomes an F- ion, the F atom
gains a proton
gains an electron
loses a proton
loses an electron
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which ion in the ground state has the same electron confi guration as an atom of neon in the ground state?
Ca2+
Li+
Cl-
O2-
Tags
NGSS.HS-PS1-1
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which element is classified as a metalloid?
Te
Hg
S
I
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The least polar bond is found in a molecule of
HI
HCl
HF
HBr
8.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
When a Mg2+ ion becomes a Mg atom, the radius increases because the Mg2+ ion
gains 2 protons
loses 2 protons
gains 2 electrons
loses 2 electrons
9.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Elements that have atoms with stable valence electron configurations in the ground state are found in
Group 1
Group 2
Group 8
Group 18
Tags
NGSS.HS-PS1-1
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