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Elements of periodic table
Elements of periodic table
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Identify the elements and their symbols
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Questions
20
Answers
1
Atomic no. & name element who has a symbol O?
9,Oxytonium
8,Oxygen
76, Osmium
7,oxygen
2
Name & atomic no. of element K?
Potassium, 19
Phosphorus, 21
Potassium, 18
Kotassium, 20
3
Symbol and valency of element fluorine?
Fl, - 2
F, - 1
F, +1
Fu, - 1
4
Name of element Be?
Beryllium
Bismuth
Barium
Boron
5
Atomic no. of the element Lithium?
3
4
2
1
6
Tap the halogen among the following options.
Chlorine
Calcium
Cesium
Cobolt
7
Element with the symbol H?
Hafnium
Helium
Hydrogen
Hoboken
8
Tap the Nobel gas among the following options.
Argon
Astatine
Arsenic
Arbolt
9
Name of element He?
Hesnium
Helium
Hydrogen
Hafnium
10
Neon is a Nobel gas?
True
False
11
Symbol and valency of element Phosphorus?
P, +3
PS, +1
K, - 1
P, - 3
12
Symbol and atomic no. for Magnesium?
Mg & 13
Mg & 12
Mg & 10
Mn& 12
13
Atomic no.& name of element Ca?
20,Calcium
22,calcium
21,Cadmium
21,calcium
14
Most common valency of carbon( C) ?
4
1
5
2
15
Atomic no. 13 belong to which element?
Astatine
Americium
Aluminum
Algeria
16
Atomic no. 7 is for which element?
Neodymium
Nickel
Niobium
Nitrogen
17
Name of element Si?
Silicon
Tin
Scandium
Selenium
18
Valency & symbol of sodium?
-2,Na
+1, Na
-1, Na
+2, So
19
What is the value of "Z" for Sulfur?
15
18
16
17
20
Name & atomic no. of element B?
Berkelium, 8
Boron, 4
Boron, 5
Bismuth, 1
