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Periodic Table
Periodic Table
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Introduce #periodic table which leads to #periodicity
Flashcards
15 cards
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Practice quiz
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Questions
15
Answers
1
Which halogen belongs to the fourth period?
Krypton
boron
bromine
chlorine
2
How many energy levels does potassium have?
6
2
4
7
3
Which alkali metal belongs to the fifth period?
Lithium
Rubidium
Cesium
Potassium
4
What period and group beryllium belong to?
2 and 3
3 and 2
2 and 2
1 and 2
5
Which of the following elements has 6 valence electrons?
carbon
oxygen
fluorine
magnesium
6
How many valence electrons does sulfur have?
6
7
4
5
7
Which element has the valence electron configuration s
2
p
5
?
carbon
chlorine
calcium
oxygen
8
What is the name and chemical symbol for the element with the atomic number of 10?
Neon Ne
Neon N
Nitrogen N
Nitrogen Ni
9
Who first published the classification of the elements that is the basis of our PT today?
Moseley
Byrd
Newlands
Mendeleev
10
By what property did Moseley suggest the periodic table be arranged?
mass number
atomic mass
atomic number
valence electrons
11
Which of the following pair of elements belong to the same group?
H and He
Y and Cd
C and Pb
Na and Cl
12
What is the heaviest noble gas?
Ne
He
Xe
Rn
13
What is a group aka family?
all my sisters
vertical column on the periodic table
jackson 5
alkali metals
14
What are the Group 18 elements called?
Losers
Noble Gases
Nonmetals
Bears
15
Which of the following pair belong to the same period?
Na and F
B and I
Al and Br
Mg and Cl
