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प्रश्न
Name and state the following with reference to the elements of the first three periods of the periodic table.
A covalent compound formed by an element in period 2 and a halogen.
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उत्तर
Carbon tetrachloride (CCl4)
APPEARS IN
संबंधित प्रश्न
Explain why, the noble gases are placed in a separate group.
Explain why, the first period of the periodic table has only two elements whereas second period has eight elements
Name two elements in Alkaline earth metals.
What do you understand by typical elements?
Name the type of elements which have two electrons in the outermost orbit.
Give the symbol and valency of the following element and radical.
Oxygen [Oxide]
Give the symbol and valency of the following element and radical.
Hydroxide
Right or wrong sentence.
To the left of the zig-zag line in the periodic table are the metal elements.
State whether true or false. If false, correct the statement.
Lanthanides and actinides are kept at the bottom of the periodic table because they resemble each other but they do not resemble with any other group elements.
______ is the longest period in the periodical table.
