REVIEW_GENERAL CHEMISTRY I
Quiz by LANI DAWIS
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- Q1
Which of the following is NOT a quantum number that describes an atom?
Principal quantum number
Angular momentum number
Sub-level quantum number
Spin quantum number
30s - Q2
Which of the following describes the shape of the orbital of an atom and designates sublevel?
Spin quantum number
Sub-level quantum number
Angular momentum number
Principal quantum number
30s - Q3
Which of the following has the electron configuration 1s2 2s2 2p6 3s2 3p64s2?
Ca
Cl
K
Ar
60s - Q4
Which of the following is paramagnetic?
Si
Zn
Ar
Ca
60s - Q5
Which one of the following statements about orbitals is INCORRECT?
orbitals can hold up to two electrons
s, p, d and f orbitals are possible
orbitals are regions in space whereone is likely to find an electron
orbitals can hold two electrons provided they are spinning in the same direction
45s - Q6
Which of the following atoms has the greatest number of unpaired electrons?
Cr
Mn
Ti
V
60s - Q7
Which of the atom pairs both have only three unpaired electrons in their d orbitals?
V and Co
Ti and Co
V and Cr
Ti and V
60s - Q8
Which of the following is TRUE about Lewis structure?
It was proposed by James Lewis.
Can be draw using top, right, left and bottom pattern.
The number of dots is equal to valence e-
Can be drawn with the name of the atom in the middle.
30s - Q9
Anions tend to be __________ and cations tend to be __________.
metals, nonmetals
nonmetals, nonmetals
nonmetals, metals
metals, metals
30s - Q10
Which of the following does NOT contain 1 as its valence electron/charge?
Lithium
Francium
Gold
Sodium
30s - Q11
Which of the following compounds would you expect NOT to be covalent?
CaO
H2O
SF6
CO2
45s - Q12
What is the formula of the compound formed between Calcium ions and Phosphorus ions?
CaP2
CaP
Ca3P2
Ca2P3
45s - Q13
The attraction between non-metals and the electrons surrounding it is a(n)
Metallic bond
Covalent bond
Ionic bond
Chemical bond
45s - Q14
For which of the following pairs of elements would the compound formed between them most likely be a molecular compound?
K and F
N andS
Na and Cl
Ca and O
45s - Q15
The atoms in the hydrogen fluoride molecule are held together by _________________.
an ionic bond
a triple covalent bond
a double covalent bond
a single covalent bond
45s