WorksheetsPeriodic Table and Chemical Properties Quiz 2
Total questions: 25
Worksheet time: 13mins
If an element has the electronic configuration 1s2 2s2 2p6 3s2 3p4, It is
a metal.
an alkaline earth metal.
an s-block element.
a p-block element.
An element is electronegative if
it has a tendency to exist in the gaseous form.
its ions dissolve readily in water.
it has a tendency to lose electrons.
it has a tendency to gain electrons.
Which among the element 1. Carbon 2. Oxygen 3. Copper 4. Bromine 5. Zinc, will not react with either water or steam?
1 and 2.
2 and 3.
3 and 4.
1,2 and 3.
Which of the following group of physical properties increases from left to right of the periodic table? 1. Ionization energy 2 atomic radium 3 electronegative 4 electron affinity
1 and 2
1, 2 and 3
1, 3 and 4.
1, 2, 3 and 4
The greater the difference in electronegativity between bonded atoms, the
lowers the polarity of the bond.
higher the polarity of the bond.
weaker the bond.
higher the possibility of the substance formed being a molecule.
Which of the following physical properties decrease across the periodic table?
Ionization potential.
Electron affinity.
Electronegativity.
Atomic radius.
The energy change accompanying the addition of an electron to a gaseous atom is called
first ionization energy.
second ionization energy.
electron affinity.
electronegativity.
The type of energy involved in the above transformation is
ionization energy.
sublimation energy.
lattice energy.
electron affinity.
Which of the following is arranged in order of increasing electronegativity?
Chlorine, aluminum, magnesium, phosphorus, sodium.
Sodium, magnesium, aluminum, phosphorus, chlorine.
Chlorine, phosphorus, aluminum, magnesium, sodium.
Sodium, chlorine, phosphorus, magnesium, aluminum.
The electron configuration of two elements with similar chemical properties are represented by
Is² 2s²2p³ and Is² 2s²2p4.
Is² 2s²2p¹ and 1s²2s²2p6 3s¹.
1s²2s²2p6 3s¹ and Is² 2s¹.
Is² 2s²2p¹ and Is² 2s¹.
Which of the following electron configurations indicates an atom with the highest ionization energy?
2, 8, 7.
2, 8, 8,1.
2, 8, 8, 2.
2, 8, 8, 7.
In order to remove one electron from 3 s-orbital of gaseous sodium atom, about 496kJ mol¹ of energy is required. This energy is referred to as
electron affinity.
ionization energy.
activation energy.
electronegativity.
Given that electronegativity increases across a period and decreases down a group in the periodic table, in which of the following compounds will the molecules be held together by the strongest hydrogen bond?
HF.
NH3(g).
CH4(g).
HCl.
Elements in the same period in the periodic table have the same
Chemical properties
Physical properties
Number of shells
Atomic number
Elements in the same period in the periodic table have the same
Chemical properties
Physical properties
Number of shells
Atomic number
The stability of the noble gases is due to the fact that they
Belong to group zero of the periodic table
Are volatile in nature
Have no electron in their outermost shells
Have or octet electron configurations
The elements that belong to the third period of thee periodic table are
B, C, N and O
Na, Mg, S and Ar
Li, Be, Al and P
Na, P, O and Cl
The noble gases owe their inactivity to
Octet configuration
Cyclic shape
Hexagonal shape
Obtuse configuration
Metalloids are also referred to as
Metals
Semi-metals
Colloids
Non-metals
In the periodic table, element in the same group have the same
Valence electron
Neutron number
Mass number
Atomic number
The distance between the nuclei of chlorine atoms in a chlorine molecule is 0.194 nm. The atomic radius of chlorine atom is
0.097nm
0.914nm
2.388nm
1.388nm
Beryllium and Aluminum have similar properties because they
Are both metals
Belong to the same group
Belong to the same period
Are positioned diagonally to each other
Which of the following elements will exhibit the most electronegative character?
Al
Si
P
S
The most electro positive elements among the following is
Br
K
Na
Ca
Group VII elements are
Monoatomic
Good oxidizing agents
Highly electropositive
Electron donors
